{"product_id":"king-bearings-mb-556si-020-main-bearing-set-for-big-block-chevy","title":"King Bearings MB 556SI 020 Main Bearing Set for Big Block Chevy","description":"Main Bearing Set - BBC GEN 4 5 6 - 1\/2 Groove\n\u003cp\u003eThe King Bearings MB 556SI 020 main bearing set is designed for Big Block Chevy applications and features a 0.020-inch undersize specification. This SI-Series bearing kit is identified as a main bearing set for BBC Gen 4, Gen 5, and Gen 6 engines.\u003c\/p\u003e\n\u003cp\u003eThe set uses a 1\/2-groove design and is intended for engine rebuild or replacement applications requiring the specified undersize main bearing configuration. Verify the engine generation and bearing requirements before installation to ensure the correct application.\u003c\/p\u003e\n\u003cp\u003eManufactured by King Bearings, this main bearing set provides a purpose-specific replacement option for compatible Big Block Chevy engine builds. The part number for reference is MB 556SI 020.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: King Bearings\u003c\/li\u003e\n\u003cli\u003ePart Number: MB 556SI 020\u003c\/li\u003e\n\u003cli\u003eBearing Type: Main bearing set\u003c\/li\u003e\n\u003cli\u003eApplication: Big Block Chevy\u003c\/li\u003e\n\u003cli\u003eEngine Generations: BBC Gen 4, Gen 5, and Gen 6\u003c\/li\u003e\n\u003cli\u003eBearing Design: 1\/2 groove\u003c\/li\u003e\n\u003cli\u003eBearing Series: SI-Series\u003c\/li\u003e\n\u003cli\u003eUndersize: 0.020 inch\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KING BEARINGS","offers":[{"title":"Default Title","offer_id":68031801557244,"sku":"KEBMB556SI020","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/KEBMB556SI020.jpg?v=1793256500","url":"https:\/\/ozkonickustomz.com\/products\/king-bearings-mb-556si-020-main-bearing-set-for-big-block-chevy","provider":"Ozkonic Kustomz LLC","version":"1.0","type":"link"}