{"product_id":"optitorque-technologies-10521-big-block-chevy-cylinder-head-stud-kit","title":"Optitorque Technologies 10521 Big Block Chevy Cylinder Head Stud Kit","description":"BBC Head Stud Kit   w\/ GM Perf\/Dart Heads\n\u003cp\u003eThe Optitorque Technologies 10521 Cylinder Head Stud Kit is designed for Big Block Chevy applications using Dart or GM Performance heads. The kit features chromoly construction with a black oxide finish for a durable, performance-focused hardware solution.\u003c\/p\u003e\n\u003cp\u003eThis head stud kit includes 12-point nuts and is configured for use with the specified Big Block Chevy, Dart, and GM Performance head applications. Its stud-and-nut design supports consistent cylinder head fastening during engine assembly.\u003c\/p\u003e\n\u003cp\u003eUse the Optitorque Technologies 10521 kit when replacing or upgrading cylinder head fastening hardware on a compatible Big Block Chevy engine. Verify application details before installation to ensure the kit matches the engine and cylinder heads.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication: Big Block Chevy cylinder head stud kit\u003c\/li\u003e\n\u003cli\u003eHead Compatibility: Designed for Dart and GM Performance heads\u003c\/li\u003e\n\u003cli\u003eConstruction: Chromoly material\u003c\/li\u003e\n\u003cli\u003eFinish: Black oxide\u003c\/li\u003e\n\u003cli\u003eHardware: Includes 12-point nuts\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Restricted: NO\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eTruck Freight Only: NO\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"OPTITORQUE TECHNOLOGIES LLC","offers":[{"title":"Default Title","offer_id":68054659694844,"sku":"OTT10521","price":229.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/OTT10521.jpg?v=1793522274","url":"https:\/\/ozkonickustomz.com\/products\/optitorque-technologies-10521-big-block-chevy-cylinder-head-stud-kit","provider":"Ozkonic Kustomz LLC","version":"1.0","type":"link"}