{"product_id":"pro-series-chevy-big-block-cylinder-head-hex-stud-kit","title":"Pro Series Chevy Big Block Cylinder Head Hex Stud Kit","description":"\u003cp\u003eUpgrade your Chevy Big Block build with a Pro Series cylinder head stud kit engineered for stronger clamping force, accurate torque readings, and reliable cylinder head sealing. Built for performance engine assembly, this kit helps improve head gasket retention and long-term durability under higher cylinder pressure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImproved Head Alignment \u0026amp; Clamping\u003c\/strong\u003e\u003cbr\u003eStud-style fasteners help guide the cylinder head into position during assembly while providing strong, consistent clamping force for improved head gasket sealing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance Fastener Construction\u003c\/strong\u003e\u003cbr\u003eConstructed from 35 Chromoly with a Black finish, this kit is designed for strength, corrosion resistance, and dependable performance during demanding engine operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAccurate Installation\u003c\/strong\u003e\u003cbr\u003eHex fastener design and matched hardware support more consistent torque readings during installation. Follow the included or manufacturer-recommended torque sequence and lubricant requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComplete Application-Specific Kit\u003c\/strong\u003e\u003cbr\u003eSold as a Kit. Verify cylinder head style, block thread size, and application notes before installation to ensure proper fitment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBLE WITH\u003c\/strong\u003e\u003cbr\u003eCHEVROLET BIG BLOCK V8\u003cbr\u003e• 6.5L \/ 396 in³\u003cbr\u003e• 6.6L \/ 402 in³\u003cbr\u003e• 7.0L \/ 427 in³\u003cbr\u003e• 7.4L \/ 454 in³\u003cbr\u003e• 8.1L \/ 496 in³ stroker combinations (application-specific verification required)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMMON VEHICLE APPLICATIONS\u003c\/strong\u003e\u003cbr\u003eChevrolet Chevelle \/ El Camino (Big Block equipped)\u003cbr\u003eChevrolet Camaro (Big Block equipped or swapped)\u003cbr\u003eChevrolet C10 \/ C\/K Trucks (Big Block equipped)\u003cbr\u003eChevrolet Impala \/ Caprice (Big Block equipped)\u003cbr\u003eMarine, street\/strip, and performance Big Block Chevy builds\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNOTES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for Big Block Chevy engine platforms.\u003c\/p\u003e\n\u003cp\u003eVerify cylinder head generation, port style, fastener length, washer requirements, and torque specifications before installation.\u003c\/p\u003e\n\u003cp\u003eNot compatible with Small Block Chevy, LS, or LT engine platforms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003cbr\u003eFastener Color: Black\u003cbr\u003eFastener Material: 35 Chromoly\u003cbr\u003eFastener Style: Stud\u003cbr\u003eHead Style: Hex\u003cbr\u003eQuantity: Sold as a Kit\u003c\/p\u003e","brand":"Top Street Performance","offers":[{"title":"Default Title","offer_id":50809938379048,"sku":"722-81949","price":166.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/8356\/5608\/files\/722-81949_01.jpg?v=1767630739","url":"https:\/\/www.topstreetperformance.com\/products\/pro-series-chevy-big-block-cylinder-head-hex-stud-kit","provider":"Top Street Performance","version":"1.0","type":"link"}