{"product_id":"arp-bmw-m50-m52-s50us-s52us-2-bolt-main-stud-kit","title":"ARP BMW M50 \/ M52 S50US\/S52US 2-Bolt Main Stud Kit","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e201-5000\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 672036030070\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eARP BMW M50 \/ M52 S50US\/S52US 2-Bolt Main Stud Kit 1991-2000\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eARP main stud kit strengthens bottom-end assembly in BMW M50, M52, S50US, and S52US engines found in E36 M3, Z3, 323\/328 series, and 5-Series models from 1991 to 2000. Stud design maintains even clamp load under high stress for dependable engine operation. Built with ARP precision for racers and daily drivers seeking lasting fastener performance.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine ARP Fasteners:\u003c\/strong\u003e High-tensile 8740 chromoly steel construction rated at 200,000 psi for secure main cap retention\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStud Configuration:\u003c\/strong\u003e Replaces bolts to minimize cylinder block thread damage and ensure torque accuracy over multiple services\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRolled Threads:\u003c\/strong\u003e Provide maximum thread strength, better pull-down force, and consistent torque values for repeated use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Hardware Set:\u003c\/strong\u003e Includes studs, washers, and nuts matched for direct replacement and hassle-free assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Application:\u003c\/strong\u003e Handles demands of boosted street cars, drag strip runs, and endurance track days without failure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eInspect main cap threads for damage prior to installation to avoid complications\u003c\/li\u003e\n\u003cli\u003eApply ARP Ultra-Torque fastener lubricant on threads and under nut faces for precise clamping\u003c\/li\u003e\n\u003cli\u003eFully assembled kit ships in protective ARP packaging to prevent shipping damage\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 in proper main cap sequence starting from center outward\u003c\/li\u003e\n\u003cli\u003eAll necessary washers and nuts supplied for 2-bolt main cap compatibility\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\u003e1995-1999\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1995\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eLightweight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999-2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eZ3\u003c\/td\u003e\n\u003ctd\u003eM Coupe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1998-2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eZ3\u003c\/td\u003e\n\u003ctd\u003eM Roadster\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1997-2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eZ3\u003c\/td\u003e\n\u003ctd\u003eRoadster\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e323Ci\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1998-2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e323i\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1998-1999\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e323is\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1992\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e325i\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1992\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e325is\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e328Ci\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1996-2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e328i\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1996-1999\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e328is\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1991-1995\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1993\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e525iT\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1997-1998\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e528i\u003c\/td\u003e\n\u003ctd\u003eBase\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\u003eFasteners trusted in NHRA, NASCAR, and Formula drifting for decades\u003c\/li\u003e\n\u003cli\u003eExtensive testing ensures strength beyond OEM limits in high-horsepower setups\u003c\/li\u003e\n\u003cli\u003eCNC machining and heat treatment for exact fit and fatigue resistance\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 Will this kit fit my 1998 BMW Z3 M Roadster S52 engine?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, designed specifically for S52US 2-bolt main caps in 1998-2000 Z3 M Roadster and Coupe models\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material are the studs made from?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Forged 8740 chromoly steel with rolled threads for 200,000 psi tensile strength and corrosion-resistant coating\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty and torque procedure?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e ARP offers a limited warranty against manufacturing defects. follow included torque specs with Ultra-Torque lube and re-check after 100 miles\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 Ground or USPS Priority\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 ARP branded box 12 x 8 x 2 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43739353808975,"sku":"ARP201-5000","price":169.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/arp-bmw-m50-m52-s50uss52us-2-bolt-main-stud-kit-arp.jpg?v=1768370648","url":"https:\/\/www.blackopsautoworks.com\/products\/arp-bmw-m50-m52-s50us-s52us-2-bolt-main-stud-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}