{"product_id":"cloyes-9-3159az-engine-timing-set","title":"Cloyes 9-3159AZ Engine Timing Set","description":"\u003ch2\u003eCloyes 9-3159AZ Timing Set for GM V8 Applications\u003c\/h2\u003e\u003cp\u003eThe Cloyes 9-3159AZ engine timing set is built for specific GM applications that need precise valve timing control and durable chain drive components. It combines HEX-A-JUST adjustability with a double roller \"Z\" chain to support accurate cam timing on performance and street builds.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHEX-A-JUST cam timing adjustment with infinite fine-tuning of +\/-6 degrees\u003c\/li\u003e\n\u003cli\u003eOne-piece camshaft sprocket with billet eccentric camshaft dowel bushing\u003c\/li\u003e\n\u003cli\u003eHeat-treated billet steel sprockets for added durability\u003c\/li\u003e\n\u003cli\u003eTRUE Roller 0.250\" roller diameter \"Z\" chain for reduced friction\u003c\/li\u003e\n\u003cli\u003e\"Z\" chain construction with increased strength over standard high-performance chain designs\u003c\/li\u003e\n\u003cli\u003eCaptured needle camshaft sprocket thrust bearing to reduce block thrust surface friction\u003c\/li\u003e\n\u003cli\u003e3-piece set hand-matched to help qualify center distance and minimize runout\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eCloyes 9-3159AZ is a specific-fit engine timing set for a wide range of GM trucks, SUVs, and performance cars, including Chevrolet Silverado 1500, GMC Sierra 1500, and Chevrolet Corvette applications. The adjustable HEX-A-JUST design lets you fine-tune valve timing in small increments, which is useful when dialing in camshaft events during engine assembly or rebuild work. The double roller chain design and heat-treated sprockets are selected for durability and consistent timing control in demanding use.\u003c\/p\u003e\u003cp\u003eThis part cross-references part number 93159A for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive timing chain stretch or wear\u003c\/li\u003e\n\u003cli\u003eInaccurate cam timing after engine rebuilds\u003c\/li\u003e\n\u003cli\u003eTiming instability in higher-load GM V8 applications\u003c\/li\u003e\n\u003cli\u003eFriction losses in the cam drive system\u003c\/li\u003e\n\u003cli\u003eRunout or center-distance mismatch in timing set components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Fitment\u003c\/h2\u003e\u003cp\u003eCompatible With specific GM applications listed below. Reduced-length chains in 0.005\" and 0.010\" versions are available by adding -5 or -10 to the end of the part number when required by the application.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits 2004-2007 Buick Rainier, N\/A; 3 bolt, 1 sensor hub; W\/ \"Z\" chain; double roller type; HEX-A-JUST, with \"Z\" racing chain\u003c\/li\u003e\n\u003cli\u003eFits 2006-2007 Cadillac CTS, N\/A; 3 bolt, 1 sensor hub; W\/ \"Z\" chain; double roller type; HEX-A-JUST, with \"Z\" racing chain\u003c\/li\u003e\n\u003cli\u003eFits 2007 Chevrolet Avalanche, N\/A; 3 bolt, 1 sensor hub; W\/ \"Z\" chain; double roller type; HEX-A-JUST, with \"Z\" racing chain\u003c\/li\u003e\n\u003cli\u003eFits 2005-2007 Chevrolet Corvette, N\/A; 3 bolt, 1 sensor hub; W\/ \"Z\" chain; double roller type; HEX-A-JUST, with \"Z\" racing chain\u003c\/li\u003e\n\u003cli\u003eFits 1999-2007 Chevrolet Silverado 1500, N\/A; 3 bolt, 1 sensor hub; W\/ \"Z\" chain; double roller type; HEX-A-JUST, with \"Z\" racing chain\u003c\/li\u003e\n\u003cli\u003eFits 2000-2007 GMC Yukon, N\/A; 3 bolt, 1 sensor hub; W\/ \"Z\" chain; double roller type; HEX-A-JUST, with \"Z\" racing chain\u003c\/li\u003e\n\u003cli\u003eFits 2002-2006 Cadillac Escalade, N\/A; 3 bolt, 1 sensor hub; W\/ \"Z\" chain; double roller type; HEX-A-JUST, with \"Z\" racing chain\u003c\/li\u003e\n\u003cli\u003eFits 2005-2006 Pontiac GTO, N\/A; 3 bolt, 1 sensor hub; W\/ \"Z\" chain; double roller type; HEX-A-JUST, with \"Z\" racing chain\u003c\/li\u003e\n\u003cli\u003eFits 2005-2007 Saab 9-7x, N\/A; 3 bolt, 1 sensor hub; W\/ \"Z\" chain; double roller type; HEX-A-JUST, with \"Z\" racing chain\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eVerify the existing sensor hub and sprocket configuration before installation. The Cloyes 9-3159AZ is a direct-fit timing set for the listed applications and is commonly selected for Chevrolet Silverado 1500, GMC Sierra, and Corvette timing service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eCloyes manufactures this timing set with heat-treated billet steel sprockets, a pre-stressed \"Z\" chain, and matched components to support consistent assembly quality and long-term durability in engine timing service.\u003c\/p\u003e","brand":"Cloyes","offers":[{"title":"Default Title","offer_id":52431264055477,"sku":"JFPT-9-3159AZ","price":221.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CT_93159AZ_Fro.jpg?v=1777849008","url":"https:\/\/www.partcatalog.com\/products\/cloyes-9-3159az-engine-timing-set","provider":"PartCatalog","version":"1.0","type":"link"}