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RB25\/RB26","description":"\u003ch2\u003eVibrant Performance 1460R Exhaust Manifold Flange for Nissan RB25\/RB26\u003c\/h2\u003e\u003cp\u003eVibrant Performance 1460R is listed in the supplied catalog as header flanges: Exhaust Manifold Flange for Nissan RB25\/RB26.\u003c\/p\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Vibrant Performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 1460R\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Header Flanges\u003c\/li\u003e\n\u003cli\u003eExhaust\u003c\/li\u003e\n\u003cli\u003eFabrication\u003c\/li\u003e\n\u003cli\u003eWeld-On\u003c\/li\u003e\n\u003cli\u003ePerformance Exhaust\u003c\/li\u003e\n\u003cli\u003eAn Fittings\u003c\/li\u003e\n\u003cli\u003ePlumbing\u003c\/li\u003e\n\u003cli\u003eStainless Steel\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 1460R\u003c\/li\u003e\n\u003cli\u003eHeader Flange\u003c\/li\u003e\n\u003cli\u003e0.375 in Thick\u003c\/li\u003e\n\u003cli\u003e1.67 x 1.41 in Oval Port\u003c\/li\u003e\n\u003cli\u003eStainless\u003c\/li\u003e\n\u003cli\u003eNatural\u003c\/li\u003e\n\u003cli\u003eRB25 \/ RB26\u003c\/li\u003e\n\u003cli\u003eNissan 6-Cylinder\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vibrant Performance","offers":[{"title":"Default Title","offer_id":48896313852156,"sku":"BHSR_1460R","price":84.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/VIB1460R.jpg?v=1774633018"},{"product_id":"vibrant-performance-14724-header-flange-for-honda-k-series-k24-engines","title":"Vibrant Performance 14724 Header Flange for Honda K-Series K24 Engines","description":"Manifold Flange for Hond a K24 Motor\n\u003cp\u003eThe Vibrant Performance 14724 Header Flange is designed for Honda K-Series K24 engine applications, providing a reliable foundation for 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Made from durable steel with a natural finish, this flange is built to support accurate fitment and dependable performance in demanding automotive environments.\u003cbr\u003eThe oval port design helps align the flange with compatible Honda K24 cylinder head exhaust ports, while the robust construction provides a stable mounting surface for fabricated or replacement header assemblies. Its 0.5-inch thickness offers added strength and rigidity, helping resist warping during installation and operation when properly fitted and welded.\u003cbr\u003eThis Vibrant Performance header flange is suitable for performance enthusiasts, fabricators, and professional builders creating custom exhaust systems for Honda K-Series projects. It is supplied as an individual flange and should be matched with the specific engine, gasket, tubing, and exhaust manifold configuration before installation. Professional fabrication and installation are recommended to ensure proper alignment, sealing, and weld quality.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Vibrant Performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 14724\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Honda K-Series K24 engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Header flange\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Oval\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 4.21 x 1.79 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 0.5 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: One flange\u003c\/li\u003e\u003c\/ul\u003e","brand":"VIBRANT PERFORMANCE","offers":[{"title":"Default Title","offer_id":67645135782140,"sku":"VIB14724","price":43.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/VIB14724_e6b731a7-e1be-4a9f-90cd-f963e4f8368e.jpg?v=1791130198"},{"product_id":"vibrant-performance-14633-exhaust-manifold-header-flange-for-toyota-2az-fe-motors","title":"Vibrant Performance 14633 Exhaust Manifold Header Flange for Toyota 2AZ-FE Motors","description":"Exhaust Manifold Flange for Toyota 2AZ-FE Motors\n\u003cp\u003eThe Vibrant Performance 14633 is a practical choice for builders, fabricators, and performance enthusiasts developing a custom header or exhaust manifold. Verify vehicle, motor, port, and exhaust system compatibility before installation. Professional fabrication and welding practices should be used to ensure proper fitment, sealing, and system performance.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Vibrant Performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 14633\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Exhaust manifold and header fabrication for Toyota 2AZ-FE motors\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSeries: AZ-Series\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 0.5 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Round\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 1.62 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Sold individually\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAir Restricted: No\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTruck Freight Only: No\u003c\/li\u003e\u003c\/ul\u003e","brand":"VIBRANT PERFORMANCE","offers":[{"title":"Default Title","offer_id":67645136077052,"sku":"VIB14633","price":58.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/VIB14633_0e16b5d5-c1ad-4bcf-a0e4-49d35afaec11.jpg?v=1791130244"},{"product_id":"vibrant-performance-14620v-exhaust-manifold-header-flange-for-vw-audi-2-0-fsi-4-cylinder","title":"Vibrant Performance 14620V Exhaust Manifold Header Flange for VW\/Audi 2.0 FSI 4-Cylinder","description":"Exhaust Manifold Flange for VW\/Audi 2.0FSI Motor\n\u003cp\u003eThe Vibrant Performance 14620V Exhaust Manifold Flange is designed for custom exhaust manifold and turbo system fabrication on Volkswagen and Audi 2.0 FSI four-cylinder engines. This precision-manufactured flange provides a dependable connection point for exhaust tubing and manifold components while supporting accurate alignment during fabrication and installation.\u003cbr\u003eConstructed from durable steel with a natural finish, the flange is engineered for strength and reliability in demanding exhaust applications. Its 0.5-inch-thick construction helps resist distortion and provides a stable mounting surface, while the round port design accommodates compatible exhaust tubing and fabrication components. The flange is supplied as an individual piece for custom projects, repairs, or replacement applications.\u003cbr\u003eThe Vibrant Performance 14620V features a 1.61-inch round port and is intended for use with Volkswagen 2.0-liter FSI four-cylinder applications. Its straightforward design makes it suitable for performance enthusiasts, professional fabricators, and automotive builders creating or modifying exhaust manifolds. Verify engine and system compatibility before installation to ensure proper fitment and sealing.\u003cbr\u003eBuilt for dependable fabrication work, this Vibrant Performance header flange offers the material strength and dimensional consistency needed for custom exhaust construction. It is an effective choice for Volkswagen and Audi 2.0 FSI projects requiring a robust steel manifold flange from a recognized performance exhaust manufacturer.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eApplication: Designed for Volkswagen and Audi 2.0 FSI four-cylinder engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eComponent Type: Exhaust manifold and header flange for custom fabrication\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Durable steel construction\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural steel finish\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Round exhaust port\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 1.61-inch round port\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 0.5-inch flange thickness\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Sold individually\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBrand: Vibrant Performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 14620V\u003c\/li\u003e\u003c\/ul\u003e","brand":"VIBRANT PERFORMANCE","offers":[{"title":"Default Title","offer_id":67645136437500,"sku":"VIB14620V","price":141.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/VIB14620V_be7d068a-3bcd-4570-ac48-d699fcde3267.jpg?v=1791130268"},{"product_id":"vibrant-performance-1460r-exhaust-manifold-header-flange-for-nissan-rb25-rb26","title":"Vibrant Performance 1460R Exhaust Manifold Header Flange for Nissan RB25\/RB26","description":"Exhaust Manifold Flange for Nissan RB25\/RB26\n\u003cp\u003eBuild a reliable custom exhaust manifold for your Nissan RB25 or RB26 engine with the Vibrant Performance 1460R Header Flange. Designed for Nissan six-cylinder applications, this flange provides a solid mounting surface for fabricating performance-oriented exhaust systems and turbo manifold assemblies. Its oval port profile is sized for compatibility with the specified RB25 and RB26 cylinder head configuration.\u003cbr\u003eConstructed from stainless steel, the Vibrant Performance 1460R offers corrosion resistance and dependable durability in demanding underhood and exhaust environments. The natural stainless finish provides a clean, functional appearance while allowing the flange to be welded, fitted, and finished according to the requirements of your custom fabrication project. Its substantial material thickness helps support accurate alignment and stable installation when paired with properly prepared components.\u003cbr\u003eThis exhaust manifold flange is supplied individually and is intended for experienced fabricators, performance builders, and automotive enthusiasts working on Nissan RB25 or RB26 engine projects. Confirm port shape, mounting-hole placement, and manifold design before installation to ensure proper fitment. The Vibrant Performance part number 1460R is a practical foundation for creating a custom exhaust manifold suited to your vehicle, turbocharger, and power goals.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Vibrant Performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 1460R\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Nissan RB25 and RB26 six-cylinder engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eComponent Type: Exhaust manifold header flange\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Stainless steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Oval\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 1.67 x 1.41 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial Thickness: 0.375 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural stainless\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Sold individually\u003c\/li\u003e\u003c\/ul\u003e","brand":"VIBRANT PERFORMANCE","offers":[{"title":"Default Title","offer_id":67645136568572,"sku":"VIB1460R","price":84.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/VIB1460R_cbfb28c5-c6b1-4435-a30a-d294173625bd.jpg?v=1791130290"},{"product_id":"vibrant-performance-14332-gm-ls-series-exhaust-manifold-header-flange-1-89-inch-round-port-stainless-steel-pair","title":"Vibrant Performance 14332 GM LS-Series Exhaust Manifold Header Flange, 1.89-Inch Round Port, Stainless Steel, Pair","description":"Exhaust Manifold Flange GM LS1\/LS2\/LS3\/LS6\n\u003cp\u003eBuild a strong, reliable exhaust system for your GM LS-series engine with the Vibrant Performance 14332 Exhaust Manifold Header Flange. Designed for LS1, LS2, LS3, and LS6 applications, this matched pair of stainless steel flanges provides a solid foundation for custom exhaust manifold and header fabrication. The precision-machined design helps support accurate tube positioning and dependable fitment during installation or fabrication projects.\u003cbr\u003eThe Vibrant Performance 14332 features a 0.375-inch-thick construction that helps resist warping and maintains structural integrity under demanding exhaust temperatures. Each flange incorporates a 1.89-inch round port sized for compatible LS-series exhaust manifold applications, making it a practical choice for performance builds, engine swaps, and custom exhaust systems. The natural stainless steel finish offers a clean, unfinished appearance that can be used as supplied or prepared for additional fabrication and finishing work.\u003cbr\u003eDesigned for builders, fabricators, and performance enthusiasts, this header flange pair is suitable for creating custom exhaust manifolds or replacing damaged or unsuitable mounting flanges. The durable stainless steel construction provides long-term service in harsh underhood environments, while the pair format supplies the components needed for a complete left- and right-side fabrication project. Choose Vibrant Performance part number 14332 for a dependable GM LS-series exhaust flange solution.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Vibrant Performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 14332\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: GM LS1, LS2, LS3, and LS6 engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Exhaust manifold header flange pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Stainless steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstruction: 0.375-inch-thick flange design\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Round\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 1.89 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural stainless steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUse: Custom exhaust manifold and header fabrication\u003c\/li\u003e\u003c\/ul\u003e","brand":"VIBRANT PERFORMANCE","offers":[{"title":"Default Title","offer_id":67645138403580,"sku":"VIB14332","price":152.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/VIB14332_289a1b1b-0eeb-4a00-9510-22c1db025220.jpg?v=1791130535"},{"product_id":"vibrant-performance-14224-exhaust-manifold-header-flange-for-honda-k-series-k24","title":"Vibrant Performance 14224 Exhaust Manifold Header Flange for Honda K-Series K24","description":"Exhaust Manifold Flange for Honda K24 Motor\n\u003cp\u003eUpgrade or replace the exhaust manifold flange on your Honda K-Series K24 engine with the Vibrant Performance 14224 Header Flange. Designed for dependable fabrication and exhaust system assembly, this flange features a 0.375-inch-thick stainless steel construction that provides strength, durability, and resistance to corrosion. Its natural finish offers a clean, fabrication-ready surface for custom exhaust manifold projects.\u003cbr\u003eThe oval port design is engineered for compatibility with Honda K-Series applications, including the K24 motor. The precisely formed 4.21 by 1.79-inch oval port supports efficient exhaust flow while providing a solid connection point for a custom header or manifold. Whether you are building a performance exhaust system, replacing a damaged flange, or completing an engine swap, this Vibrant Performance component is made to support reliable fitment and long-term use.\u003cbr\u003eThe Vibrant Performance 14224 exhaust manifold flange is supplied as a single piece and is suitable for professional fabricators, performance enthusiasts, and automotive builders. Its robust stainless steel material handles the demanding temperatures and conditions associated with exhaust applications, while the flat flange profile helps simplify alignment and welding during installation. Verify your cylinder head and port configuration before ordering to ensure proper application compatibility.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Vibrant Performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 14224\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Honda K-Series and K24 engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Exhaust manifold header flange\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Stainless steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 0.375 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Oval\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 4.21 by 1.79 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Sold individually\u003c\/li\u003e\u003c\/ul\u003e","brand":"VIBRANT PERFORMANCE","offers":[{"title":"Default Title","offer_id":67645139353852,"sku":"VIB14224","price":48.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/VIB14224_2932ff8d-b268-47a1-b20c-8213cca7e992.jpg?v=1791130776"},{"product_id":"patriot-exhaust-h7899-header-flange-kit-for-big-block-chevy-3-8-in-thick-2-in-round-port-pair","title":"Patriot Exhaust H7899 Header Flange Kit for Big Block Chevy, 3\/8 in Thick, 2 in Round Port, Pair","description":"Header Flange Kit - BBC 3\/8 Thick\n\u003cp\u003eThe Patriot Exhaust H7899 Header Flange Kit is designed for Big Block Chevy applications requiring a dependable connection between the cylinder heads and exhaust headers. Made from steel with a natural finish, this pair of header flanges provides a solid foundation for custom or replacement exhaust system installations. The 3\/8-inch-thick construction helps support header alignment and durability in demanding engine environments.\u003cbr\u003eThe flanges feature a 2-inch round port configuration to accommodate compatible Big Block Chevy header designs. Their sturdy steel construction is suited for fabrication, performance upgrades, restoration projects, and exhaust repairs where reliable fitment and long-term service are important. The natural finish also provides a practical surface for welding, coating, or additional preparation as needed for the installation.\u003cbr\u003eDesigned for builders, performance enthusiasts, and professional installers, the Patriot Exhaust H7899 offers a straightforward solution for creating or repairing a custom header assembly. Verify cylinder head, header, and port compatibility before installation to ensure proper alignment and sealing. This kit includes a pair of flanges for applications that require matching components on both sides of the exhaust system.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: H7899\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Big Block Chevy\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 3\/8 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Round\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 2 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUse: Header fabrication, replacement, and exhaust system repair\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646267949308,"sku":"PEPH7899","price":76.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7899.jpg?v=1791153941"},{"product_id":"patriot-exhaust-h7898-header-flange-kit-for-big-block-chevy-3-8-inch-thick-pair","title":"Patriot Exhaust H7898 Header Flange Kit for Big Block Chevy, 3\/8-Inch Thick, Pair","description":"Header Flange Kit - BBC 3\/8 Thick\n\u003cp\u003eThe Patriot Exhaust H7898 Header Flange Kit is designed for Big Block Chevy applications requiring a durable, precise connection between the headers and cylinder heads. Each flange is made from steel and features a natural finish suitable for fabrication, installation, or custom exhaust system projects. The pair configuration provides the components needed for a matched installation.\u003cbr\u003eThe 3\/8-inch-thick construction helps provide a stable mounting surface and supports reliable sealing when used with compatible gaskets, headers, and fasteners. The D-port design is intended for exhaust ports measuring 2.23 by 1.85 inches, helping align the header openings with the cylinder head ports for an accurate fit. Verify your application and port configuration before installation.\u003cbr\u003eDesigned for Big Block Chevy builds, the Patriot Exhaust H7898 offers a practical solution for replacing worn, damaged, or incomplete header flanges. Its steel construction is well suited to performance exhaust fabrication and repair work, while the natural finish allows the part to be used as supplied or prepared for additional finishing. Professional installation and proper torque procedures are recommended to help prevent leaks and ensure dependable service.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: H7898\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Big Block Chevy\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Header flange kit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 3\/8 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Style: D-port\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Opening: 2.23 by 1.85 inches\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646268211452,"sku":"PEPH7898","price":115.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7898.jpg?v=1791153948"},{"product_id":"patriot-exhaust-h7894-header-flange-kit-for-small-block-chevy-steel-pair","title":"Patriot Exhaust H7894 Header Flange Kit for Small Block Chevy, Steel, Pair","description":"Header Flange Kit - SBC 5\/16 Thick\n\u003cp\u003eThe Patriot Exhaust H7894 Header Flange Kit provides a reliable connection between headers and cylinder heads on compatible Small Block Chevy applications. Designed for performance exhaust installations, this pair of steel header flanges helps support a secure, properly aligned fit while providing a durable foundation for gasket sealing and header mounting.\u003cbr\u003eEach flange is manufactured from steel with a natural finish and features a 5\/16-inch thickness for added rigidity during installation and operation. The rectangular port design is sized for compatible Patriot Exhaust header applications, helping maintain proper exhaust flow and alignment at the cylinder head. The pair format supplies the components needed for both sides of a typical V8 installation, subject to vehicle and header compatibility.\u003cbr\u003eThe H7894 header flange kit is suited for builders, restorers, and performance enthusiasts upgrading or replacing exhaust hardware on Small Block Chevy engines. Its straightforward design supports custom exhaust projects and replacement installations where dependable fitment and durable construction are important. Verify the header design, cylinder-head configuration, and port compatibility before ordering.\u003cbr\u003eFeature: Brand: Patriot Exhaust\u003cbr\u003eFeature: Part number: H7894\u003cbr\u003eFeature: Application: Small Block Chevy\u003cbr\u003eFeature: Quantity: Pair\u003cbr\u003eFeature: Material: Steel\u003cbr\u003eFeature: Finish: Natural\u003cbr\u003eFeature: Thickness: 5\/16 inch\u003cbr\u003eFeature: Port shape: Rectangular\u003cbr\u003eFeature: Port size: 1.5 x 1.79 inches\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart number: H7894\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Small Block Chevy\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 5\/16 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort shape: Rectangular\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort size: 1.5 x 1.79 inches\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646268473596,"sku":"PEPH7894","price":76.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7894.jpg?v=1791153954"},{"product_id":"patriot-exhaust-h7893-header-flange-kit-for-gm-ls-series-3-8-inch-thick-1-75-inch-round-port-pair","title":"Patriot Exhaust H7893 Header Flange Kit for GM LS-Series, 3\/8-Inch Thick, 1.75-Inch Round Port, Pair","description":"Header Flange Kit - GM LS1 - 3\/8 Thick\n\u003cp\u003eThe Patriot Exhaust H7893 Header Flange Kit is designed for GM LS-series engine applications requiring a reliable, precise mounting surface for custom or replacement headers. Each flange is manufactured from durable steel and features a natural finish that is suitable for fabrication, installation, or further finishing as needed. The pair configuration provides the components needed for both sides of a typical V8 installation.\u003cbr\u003eWith a 3\/8-inch-thick construction, these header flanges provide a sturdy foundation that helps support proper header alignment and secure attachment to the cylinder heads. The 1.75-inch round ports are sized for compatible LS-series header tubing and can be incorporated into a variety of performance exhaust systems. Their robust design makes them well suited for custom exhaust work, engine swaps, restoration projects, and performance upgrades.\u003cbr\u003eThe Patriot Exhaust H7893 is intended for builders and installers who need dependable header flange components with consistent fitment characteristics. Verify cylinder-head configuration, port layout, tubing size, and application requirements before installation to ensure compatibility with your specific GM LS-series engine and header design. Professional fabrication and welding practices are recommended when integrating the flanges into a custom exhaust assembly.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: H7893\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: GM LS-series engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Header flange kit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 3\/8 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Round\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 1.75 inches\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646268735740,"sku":"PEPH7893","price":76.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7893.jpg?v=1791153961"},{"product_id":"patriot-exhaust-h7889-big-block-chevy-header-flange-kit-2-5-inch-round-port-steel-pair","title":"Patriot Exhaust H7889 Big Block Chevy Header Flange Kit, 2.5-Inch Round Port, Steel, Pair","description":"Exhaust Header Flange Kit BBC - Round Port\n\u003cp\u003eUpgrade or complete your exhaust header installation with the Patriot Exhaust H7889 Header Flange Kit. Designed for Big Block Chevy applications with round-port headers, this kit includes a matched pair of durable steel header flanges engineered to provide a reliable connection between the cylinder head and exhaust header. The natural steel finish offers a clean, functional appearance and can be prepared or coated to suit your installation requirements.\u003cbr\u003eThe Patriot Exhaust H7889 flanges feature a 0.375-inch-thick construction that helps provide strength, stability, and resistance to warping under demanding exhaust temperatures. Each flange is designed around a 2.5-inch round port, making it suitable for compatible Big Block Chevy header fabrication, repair, replacement, or custom exhaust projects. Verify cylinder-head and header-port compatibility before installation to ensure proper fitment and sealing.\u003cbr\u003eFeature: Brand — Patriot Exhaust\u003cbr\u003eFeature: Part Number — H7889\u003cbr\u003eFeature: Application — Big Block Chevy\u003cbr\u003eFeature: Port Style — 2.5-inch round port\u003cbr\u003eFeature: Material — Steel\u003cbr\u003eFeature: Thickness — 0.375 inch\u003cbr\u003eFeature: Finish — Natural steel\u003cbr\u003eFeature: Quantity — Pair\u003cbr\u003eThe Patriot Exhaust H7889 Header Flange Kit is a practical choice for builders, repair shops, and performance enthusiasts who need strong replacement or fabrication components for a Big Block Chevy exhaust system. Use appropriate gaskets, fasteners, and welding or fabrication procedures as required for the specific application. These flanges are supplied as a pair and are intended for compatible exhaust header installations.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for Big Block Chevy exhaust header applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e2.5-inch round-port configuration for compatible headers and cylinder heads\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMade from durable steel for strength and dependable service\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e0.375-inch-thick construction helps resist warping and supports a stable seal\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNatural steel finish is suitable for preparation, coating, or fabrication\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSupplied as a matched pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePatriot Exhaust part number H7889\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646268997884,"sku":"PEPH7889","price":120.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7889.jpg?v=1791153969"},{"product_id":"patriot-exhaust-h7887-big-block-chevy-header-flange-kit-with-2-25-inch-round-ports","title":"Patriot Exhaust H7887 Big Block Chevy Header Flange Kit with 2.25-Inch Round Ports","description":"BBC Header Flange Kit w\/Round Port\n\u003cp\u003eBuild or repair a custom exhaust system with the Patriot Exhaust H7887 Header Flange Kit, designed for Big Block Chevy applications. This kit provides a durable mounting interface for headers and cylinder heads while supporting a clean, reliable exhaust connection. The round-port configuration is suitable for custom fabrication, replacement header construction, and performance exhaust projects requiring a precise flange solution.\u003cbr\u003eThe Patriot Exhaust H7887 features a 0.375-inch-thick flange designed to provide strength and stability under demanding engine conditions. Its 2.25-inch round ports help accommodate compatible header tubing and exhaust components, making this kit a practical choice for builders working on race, street, restoration, and custom vehicles. The flange profile is intended to help maintain alignment during fabrication and installation.\u003cbr\u003eDesigned specifically for Big Block Chevy engines, this header flange kit is useful for fabricators, performance enthusiasts, and professional exhaust installers. Verify cylinder head, header tube, gasket, and fastener compatibility before installation. Patriot Exhaust part number H7887 delivers a dependable foundation for creating a properly fitted custom header system.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: H7887\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Big Block Chevy engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Header flange kit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Round\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 2.25 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFlange Thickness: 0.375 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUse: Custom header fabrication, replacement headers, and performance exhaust systems\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646269358332,"sku":"PEPH7887","price":87.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7887.jpg?v=1791153977"},{"product_id":"patriot-exhaust-h7871-header-flange-kit-for-big-block-ford-5-16-inch-steel-oval-port-pair","title":"Patriot Exhaust H7871 Header Flange Kit for Big Block Ford, 5\/16-Inch Steel Oval Port, Pair","description":"Header Flange Kit - BBF 5\/16 Thick\n\u003cp\u003eThe Patriot Exhaust H7871 Header Flange Kit is designed for Big Block Ford applications requiring a strong, reliable connection between the header and cylinder head. Each flange is manufactured from durable steel and finished in a natural surface that is ready for installation, coating, or finishing as needed. The pair configuration provides the components required for a matched installation on both sides of the engine.\u003cbr\u003eThe 5\/16-inch-thick construction helps provide dependable support for header tubes while resisting distortion under typical engine operating conditions. The oval port design is engineered for compatibility with headers using a 1.57 x 2.25-inch port opening, helping promote proper alignment during fabrication or replacement work. The flange profile is well suited for custom header projects, repairs, and performance exhaust system installations on Big Block Ford engines.\u003cbr\u003eDesigned with practical fabrication needs in mind, the Patriot Exhaust H7871 offers a solid foundation for building or restoring a custom header assembly. Its steel construction provides durability for workshop and race-oriented applications, while the clean, natural finish allows installers to select the final treatment best suited to their project. Confirm engine and header compatibility before installation to ensure the port pattern and application requirements match.\u003cbr\u003eFeature: Brand: Patriot Exhaust\u003cbr\u003eFeature: Part number: H7871\u003cbr\u003eFeature: Application: Big Block Ford engines\u003cbr\u003eFeature: Quantity: Pair\u003cbr\u003eFeature: Material: Steel\u003cbr\u003eFeature: Finish: Natural\u003cbr\u003eFeature: Thickness: 5\/16 inch\u003cbr\u003eFeature: Port shape: Oval\u003cbr\u003eFeature: Port opening: 1.57 x 2.25 inches\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for Big Block Ford header applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes a matched pair of header flanges\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMade from durable steel for reliable fabrication and installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e5\/16-inch-thick construction supports header tube alignment\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOval port design fits a 1.57 x 2.25-inch opening\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNatural finish is suitable for customization, coating, or installation\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646269620476,"sku":"PEPH7871","price":60.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7871.jpg?v=1791153983"},{"product_id":"patriot-exhaust-h7870-header-flange-kit-for-small-block-ford-5-16-inch-thick-oval-port-pair","title":"Patriot Exhaust H7870 Header Flange Kit for Small Block Ford, 5\/16-Inch Thick, Oval Port, Pair","description":"Header Flange Kit - SBF 5\/16 Thick\n\u003cp\u003eThe Patriot Exhaust H7870 Header Flange Kit is designed for Small Block Ford applications requiring a strong, reliable connection between the cylinder head and exhaust header. Made from durable steel with a natural finish, this pair of header flanges provides a solid foundation for custom header fabrication, replacement projects, and performance exhaust installations.\u003cbr\u003eThe H7870 features a 5\/16-inch-thick construction and a 1.29 x 1.84-inch oval port configuration designed to support proper alignment and dependable sealing when used with compatible Small Block Ford components. Its robust steel construction helps resist distortion during installation and operation, making it well suited for demanding automotive exhaust applications.\u003cbr\u003eThis Patriot Exhaust header flange kit is supplied as a pair for convenient installation on both sides of the engine. The compact flange design is suitable for builders, fabricators, and enthusiasts looking to create or repair a custom exhaust system. Verify cylinder head, header tube, and port compatibility before installation to ensure the correct fit and sealing performance.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: H7870\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Small Block Ford engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Pair of header flanges\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Durable steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 5\/16 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Oval\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 1.29 x 1.84 inches\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646269882620,"sku":"PEPH7870","price":54.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7870.jpg?v=1791153990"},{"product_id":"patriot-exhaust-h7864-header-flange-kit-for-small-block-chevy-1-625-inch-round-ports-pair","title":"Patriot Exhaust H7864 Header Flange Kit for Small Block Chevy, 1.625-Inch Round Ports, Pair","description":"Header Flange Kit - SBC 5\/16 Thick\n\u003cp\u003eThe Patriot Exhaust H7864 Header Flange Kit is designed for Small Block Chevy applications requiring a strong, reliable connection between custom headers and the cylinder heads. Each flange is made from durable steel with a natural finish and features a 5\/16-inch thickness for added rigidity, helping support proper header alignment and dependable sealing during installation.\u003cbr\u003eThe pair of header flanges includes 1.625-inch round ports engineered for compatibility with appropriately sized Small Block Chevy header tubing. The flange design is suitable for fabrication, custom exhaust projects, and replacement applications where a precise mounting surface is essential. Its robust construction helps resist distortion under typical engine operating conditions while providing a solid foundation for header assembly.\u003cbr\u003eFeature: Brand - Patriot Exhaust\u003cbr\u003eFeature: Part Number - H7864\u003cbr\u003eFeature: Application - Small Block Chevy\u003cbr\u003eFeature: Quantity - Pair\u003cbr\u003eFeature: Material - Steel\u003cbr\u003eFeature: Finish - Natural\u003cbr\u003eFeature: Port Shape - Round\u003cbr\u003eFeature: Port Size - 1.625 inches\u003cbr\u003eFeature: Flange Thickness - 5\/16 inch\u003cbr\u003eFeature: Use - Header fabrication, replacement, and custom exhaust installation\u003cbr\u003eThe Patriot Exhaust H7864 offers a practical solution for builders and installers who need dependable header flanges for a Small Block Chevy engine. Verify cylinder head, header tube, and mounting-hole compatibility before installation to ensure the correct fit for your specific exhaust system.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: H7864\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Small Block Chevy\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Round\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 1.625 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFlange Thickness: 5\/16 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUse: Header fabrication, replacement, and custom exhaust installation\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646270111996,"sku":"PEPH7864","price":60.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7864.jpg?v=1791153996"},{"product_id":"patriot-exhaust-h7863-header-flange-kit-for-small-block-chevy-3-8-inch-thick-oval-port-pair","title":"Patriot Exhaust H7863 Header Flange Kit for Small Block Chevy, 3\/8-Inch Thick, Oval Port, Pair","description":"Header Flange Kit - SBC 3\/8 Thick\n\u003cp\u003eThe Patriot Exhaust H7863 Header Flange Kit is designed for Small Block Chevy applications requiring a reliable connection between the cylinder heads and headers. Each flange is manufactured from steel with a natural finish and features an oval port pattern suitable for compatible header installations. This kit includes a pair of header flanges for use during new header fabrication, replacement, or performance exhaust system upgrades.\u003cbr\u003eThe flanges are engineered with a 3\/8-inch thickness to provide a sturdy mounting surface and help maintain proper header alignment. Their small block Chevy fitment makes them a practical choice for builders, restorers, and enthusiasts working on compatible Chevrolet engine combinations. Verify cylinder head, header, and port compatibility before installation to ensure the flange matches your specific application.\u003cbr\u003eDesigned for dependable exhaust-system assembly, the Patriot Exhaust H7863 supports a secure sealing surface when used with the appropriate gaskets, fasteners, and installation procedures. The natural steel finish is well suited for fabrication and customization, while the oval port design accommodates compatible Small Block Chevy header configurations. This pair offers a convenient solution for replacing worn flanges or building a custom header system.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: H7863\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Small Block Chevy\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Header flange kit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 3\/8 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Oval\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 1.5 x 1.84 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Pair\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646270505212,"sku":"PEPH7863","price":65.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7863.jpg?v=1791154004"},{"product_id":"patriot-exhaust-h7842-header-flange-kit-for-small-block-ford-5-16-inch-steel-pair","title":"Patriot Exhaust H7842 Header Flange Kit for Small Block Ford, 5\/16-Inch Steel, Pair","description":"Header Flange Kit - SBF 5\/16 Thick\n\u003cp\u003eThe Patriot Exhaust H7842 Header Flange Kit provides a reliable mounting solution for custom and replacement exhaust header installations on Small Block Ford engines. Designed as a matched pair, these header flanges feature a 5\/16-inch steel construction that helps provide strength, stability, and dependable sealing when properly installed with compatible gaskets and hardware.\u003cbr\u003eThe rectangular exhaust ports are engineered for Small Block Ford applications and support a clean transition between the cylinder head and header tubes. The natural steel finish is suitable for fabrication, modification, or use as supplied, making the H7842 a practical choice for performance exhaust projects, restorations, and custom builds. Verify port configuration and header compatibility before installation.\u003cbr\u003ePatriot Exhaust is known for producing purpose-built exhaust components for automotive enthusiasts and fabricators. This H7842 kit is designed to help simplify header construction or replacement while providing a durable foundation for a secure exhaust connection. Professional installation is recommended, including checking alignment, surface condition, fastener fitment, and final clearance before operating the vehicle.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: H7842\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Small Block Ford engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Header flange kit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 5\/16 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Rectangular\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUse: Custom or replacement exhaust header fabrication\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646270931196,"sku":"PEPH7842","price":60.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7842.jpg?v=1791154010"},{"product_id":"patriot-exhaust-h7829-header-flange-kit-for-big-block-ford-fe-steel-pair","title":"Patriot Exhaust H7829 Header Flange Kit for Big Block Ford FE, Steel, Pair","description":"Header Flange Kit - BBF FE\n\u003cp\u003eUpgrade or repair your exhaust header installation with the Patriot Exhaust H7829 Header Flange Kit. Designed for Big Block Ford FE applications, this kit includes a matched pair of steel header flanges with a natural finish and a sturdy 0.375-inch thickness. The rectangular port design supports a reliable connection between the cylinder head and header tubes, making it a practical choice for custom exhaust fabrication, replacement projects, and performance-oriented builds.\u003cbr\u003eThe H7829 flanges feature a 1.5 x 2.125-inch rectangular port profile intended for compatible Big Block Ford FE header applications. Their robust steel construction helps provide dependable support and sealing when properly fitted with the appropriate gaskets, fasteners, and welding equipment. The natural finish is well suited for fabrication work and can be prepared for coating or finishing according to the requirements of your project.\u003cbr\u003eThis Patriot Exhaust header flange pair is designed for builders who need durable components for assembling or restoring a custom exhaust system. Verify cylinder head, header tube, port, and bolt-pattern compatibility before installation. Professional fabrication and installation practices are recommended to ensure accurate alignment, secure welding, and a leak-resistant exhaust connection.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: H7829\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Big Block Ford FE\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 0.375 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Shape: Rectangular\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePort Size: 1.5 x 2.125 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUse: Header fabrication, repair, and replacement\u003c\/li\u003e\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646271488252,"sku":"PEPH7829","price":126.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7829.jpg?v=1791154018"},{"product_id":"patriot-exhaust-h7812-header-flange-kit-for-mopar-gen-iii-hemi-d-shaped-port-steel-pair","title":"Patriot Exhaust H7812 Header Flange Kit for Mopar Gen III Hemi, D-Shaped Port, Steel, Pair","description":"Header Flange Kit Mopar Gen-III Hemi\n\u003cp\u003eBuild a secure, properly aligned exhaust connection with the Patriot Exhaust H7812 Header Flange Kit. Designed for Mopar Gen III Hemi applications, this pair of header flanges provides a dependable mounting surface for custom or replacement header assemblies. Each flange is made from durable steel and features a natural finish suitable for fabrication, welding, and installation.\u003c\/p\u003e\n\u003cp\u003eThe H7812 header flange uses a D-shaped port engineered to match the exhaust port configuration of compatible Mopar Gen III Hemi cylinder heads. With a 0.375-inch-thick construction, the flanges offer a solid foundation that helps support header tubes and maintain alignment during installation. The precision-oriented design is well suited for performance exhaust projects, engine swaps, and custom-built systems where fit and durability are important.\u003c\/p\u003e\n\u003cp\u003eThis Patriot Exhaust header flange kit includes two flanges, making it convenient to prepare both sides of a V8 engine installation. The steel construction can be adapted to a wide range of fabrication needs, while the unfinished natural appearance allows for additional coating, finishing, or treatment based on the application. Verify cylinder head and header compatibility before installation to ensure the D-shaped ports and mounting pattern meet your project requirements.\u003c\/p\u003e\n\u003cp\u003eWhether you are fabricating new headers or repairing an existing exhaust system, the Patriot Exhaust H7812 provides a practical starting point for a clean, strong, and properly supported installation on compatible Mopar Gen III Hemi engines.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Patriot Exhaust\u003c\/li\u003e\n\u003cli\u003ePart Number: H7812\u003c\/li\u003e\n\u003cli\u003eApplication: Mopar Gen III Hemi engines\u003c\/li\u003e\n\u003cli\u003eProduct Type: Header flange kit\u003c\/li\u003e\n\u003cli\u003eQuantity: Pair\u003c\/li\u003e\n\u003cli\u003eMaterial: Steel\u003c\/li\u003e\n\u003cli\u003eFinish: Natural\u003c\/li\u003e\n\u003cli\u003ePort Shape: D-shaped\u003c\/li\u003e\n\u003cli\u003ePort Size: 2.02 x 1.6 inches\u003c\/li\u003e\n\u003cli\u003eFlange Thickness: 0.375 inch\u003c\/li\u003e\n\u003cli\u003eUse: Header fabrication, replacement, and custom exhaust applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PATRIOT EXHAUST","offers":[{"title":"Default Title","offer_id":67646271947004,"sku":"PEPH7812","price":126.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PEPH7812.jpg?v=1791154025"}],"url":"https:\/\/ozkonickustomz.com\/collections\/header-flanges.oembed?page=2","provider":"Ozkonic Kustomz LLC","version":"1.0","type":"link"}