{"product_id":"arp-ford-cosworth-sierra-escort-pro-rod-bolt-kit","title":"ARP Ford Cosworth Sierra\/Escort Pro Rod Bolt Kit","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e251-6301\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 672036019198\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eARP Ford Cosworth Sierra\/Escort Pro Series Rod Bolt Kit 1986-1996\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe ARP 251-6301 Pro Series Rod Bolt Kit upgrades connecting rods in Ford Cosworth YB 2.0L turbo engines found in Sierra RS Cosworth and Escort RS Cosworth models. This kit uses 8740 chromoly steel bolts with precise rolled threads for accurate stretch and torque values under high boost or race conditions. It prevents rod bolt stretch or failure to maintain engine reliability at extreme RPM.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8740 Chromoly Steel:\u003c\/strong\u003e Heat-treated construction resists fatigue and handles loads over 200,000 psi tensile strength\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePro Series Wave-Loc Design:\u003c\/strong\u003e Reduces stress risers at thread root for longer fatigue life in turbo engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Rolled Threads:\u003c\/strong\u003e Centerless ground shank ensures consistent clamp load and stretch measurement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit Contents:\u003c\/strong\u003e 8 bolts, hardened washers, and ARP moly assembly lube for proper installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Specs:\u003c\/strong\u003e 10mm x 1.25 pitch, 1.890 inch under head length, direct OEM replacement fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eKit designed for Cosworth YB engines in high-boost, nitrous, or race setups\u003c\/li\u003e\n\u003cli\u003eMade in the United States with limited lifetime warranty\u003c\/li\u003e\n\u003cli\u003eShips in official ARP retail box, weight 0.35 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eTorque to ARP specifications using stretch gauge for accurate preload\u003c\/li\u003e\n\u003cli\u003eFits stock or aftermarket Cosworth YB connecting rods without modification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1986-1992\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003eRS Cosworth 2.0L YB Turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1992-1996\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eEscort\u003c\/td\u003e\n\u003ctd\u003eRS Cosworth 2.0L YB Turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose ARP?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRace-proven fasteners trusted in professional motorsports worldwide\u003c\/li\u003e\n\u003cli\u003e8740 chromoly steel exceeds OEM bolt strength for turbocharged durability\u003c\/li\u003e\n\u003cli\u003eEngineered precision from rolled threads to wave-loc wire retention\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit fit Ford Sierra RS Cosworth YB engines?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, direct fit for 1986-1992 Sierra RS Cosworth and 1992-1996 Escort RS Cosworth 2.0L YB turbo engines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material are these rod bolts made from?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Heat-treated 8740 chromoly steel with rolled threads for high tensile strength and fatigue resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is a stretch gauge required for installation?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Recommended for torque-to-yield method to achieve proper clamp load, kit includes moly lube.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS\/FedEx Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Official ARP retail box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.35 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":44339951239247,"sku":"ARP251-6301","price":76.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/arp-ford-cosworth-sierraescort-pro-rod-bolt-kit-arp.jpg?v=1768371100","url":"https:\/\/www.blackopsautoworks.com\/products\/arp-ford-cosworth-sierra-escort-pro-rod-bolt-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}