{"product_id":"chevy-small-big-block-chrome-steel-crankshaft-pulley-bolt-kit","title":"Chevy Small \u0026 Big Block Chrome Steel Crankshaft Pulley Bolt Kit","description":"\u003cp\u003eSecure your crankshaft pulley with this 3-piece set of chrome steel hex head bolts, sized to a 3\/8\"-24 fine thread for Chevy small block and big block crank pulley applications. Hex heads accept a standard wrench or socket for straightforward installation.\u003c\/p\u003e\n\u003cp\u003eThis is a fine-thread (24 tpi) specification — different from the 16-tpi thread used on TSP's header bolt kits, so don't cross-reference bolt sizing between this kit and TSP's header hardware. Finished in polished chrome for a clean look at the front of the engine.\u003c\/p\u003e\n\u003cp\u003eAlways verify your pulley's bolt-hole pattern and crank snout thread match before ordering, since bolt patterns can vary between pulley designs.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003cbr\u003eFits Chevy Small Block V8 (Gen I, 262–400 in³) and Big Block V8 (Gen II Mark IV, Gen V, Gen VI, 396–454 in³) crankshaft pulleys using a 3\/8\"-24 fine thread bolt pattern.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003cbr\u003eConfirm your pulley's bolt-hole pattern and crank snout thread match this kit before ordering. This is a fine-thread (3\/8\"-24) spec — different from TSP's 16-tpi header bolt kits — so don't substitute bolts between product lines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBLE WITH\u003c\/strong\u003e\u003cbr\u003eChevrolet Big Block V8 Gen. II (Mark IV)\u003cbr\u003e• 6.5L \/ 396 in³\u003cbr\u003e• 6.6L \/ 402 in³\u003cbr\u003e• 7.0L \/ 427 in³\u003cbr\u003e• 7.4L \/ 454 in³\u003c\/p\u003e\n\u003cp\u003eChevrolet Big Block V8 Gen. V\u003cbr\u003e• 7.4L \/ 454 in³\u003c\/p\u003e\n\u003cp\u003eChevrolet Big Block V8 Gen. VI\u003cbr\u003e• 7.4L \/ 454 in³\u003c\/p\u003e\n\u003cp\u003eChevrolet Small Block V8 Gen. I\u003cbr\u003e• 4.3L \/ 262 in³\u003cbr\u003e• 4.3L \/ 265 in³\u003cbr\u003e• 4.4L \/ 267 in³\u003cbr\u003e• 4.6L \/ 283 in³\u003cbr\u003e• 4.9L \/ 302 in³\u003cbr\u003e• 5.0L \/ 305 in³\u003cbr\u003e• 5.0L \/ 307 in³\u003cbr\u003e• 5.4L \/ 327 in³\u003cbr\u003e• 5.7L \/ 350 in³\u003cbr\u003e• 6.6L \/ 400 in³\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNOTES\u003c\/strong\u003e\u003cbr\u003e• Set of (3) chrome steel hex head crankshaft pulley bolts, 3\/8\"-24 thread, 1\" thread length.\u003cbr\u003e• Fine-thread (24 tpi) spec — different from the 16-tpi header bolt kits, so don't cross-reference thread size between this and TSP's header bolt sets.\u003cbr\u003e• Verify pulley bolt-hole pattern and crank snout thread match before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMMON VEHICLE APPLICATIONS\u003c\/strong\u003e\u003cbr\u003eChevelle, Camaro, Nova, Corvette (carbureted small block, Gen I 262–400)\u003cbr\u003eEl Camino, C\/K trucks (carbureted big block, Gen II Mark IV)\u003cbr\u003eCorvette, Camaro (Gen V\/VI 454-based)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003cbr\u003eFastener Style: Bolt\u003cbr\u003eFastener Material: Steel\u003cbr\u003eFastener Finish: Chrome\u003cbr\u003eFastener Nut Style: Hex\u003cbr\u003eThread Length: 1\"\u003cbr\u003eThread Size: 3\/8\" - 24\u003cbr\u003eQuantity: Set Of 3\u003c\/p\u003e","brand":"Top Street Performance","offers":[{"title":"Default Title","offer_id":49562543391016,"sku":"SP9819","price":10.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/8356\/5608\/files\/sp9819-100.jpg?v=1732645815","url":"https:\/\/www.topstreetperformance.com\/products\/chevy-small-big-block-chrome-steel-crankshaft-pulley-bolt-kit","provider":"Top Street Performance","version":"1.0","type":"link"}