{"product_id":"arp-m12-x-1-25-12pt-nut-kit","title":"ARP M12 8740 Black Oxide 12-pt Nut Kit","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e301-8309\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eARP M12 8740 Black Oxide 12-pt Nut Kit for Honda Civic Si Subaru WRX STI\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eARP M12 8740 Black Oxide 12-pt Nut Kit delivers secure fastening for performance engine components like head studs. Fits M12x1.5 threaded applications in Honda K-series and Subaru EJ engines including Civic Si and WRX models. Built with 180,000 PSI tensile strength for reliable clamping under high boost and RPM.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8740 Chrome Moly Steel:\u003c\/strong\u003e Forged construction rated at 180,000 PSI tensile strength to withstand extreme cylinder pressures and vibrations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Oxide Finish:\u003c\/strong\u003e Resists corrosion and galling while allowing smooth torquing in engine bays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Point Head Design:\u003c\/strong\u003e Provides 12 contact points for positive grip using 19mm 12-point socket and better access around headers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThick Wall Profile:\u003c\/strong\u003e Maximizes rigidity and thread engagement without adding bulk for tight clearances\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 Nuts Per Kit:\u003c\/strong\u003e Complete set for cylinder head or main stud replacements on multi-cylinder engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm M12x1.5 thread match with existing ARP studs before use\u003c\/li\u003e\n\u003cli\u003eApply ARP thread lubricant during assembly for precise torque\u003c\/li\u003e\n\u003cli\u003ePackaged in protective tube to prevent damage during storage\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 calibrated torque wrench in sequence\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM or stock nuts on ARP M12x1.5 studs\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\u003e2006-2011\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eSi (K20Z3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2002-2006\u003c\/td\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRSX\u003c\/td\u003e\n\u003ctd\u003eType-S (K20A2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2021\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX\/STI (EJ25)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2009\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eLegacy\u003c\/td\u003e\n\u003ctd\u003eGT (EJ25)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2017\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eForester\u003c\/td\u003e\n\u003ctd\u003eXT (EJ25)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999-2001\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eSi (B16A2)\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\u003eTrusted by NHRA and SCCA racers for decades in high-horsepower builds\u003c\/li\u003e\n\u003cli\u003eEvery nut 100% inspected for thread accuracy and material integrity\u003c\/li\u003e\n\u003cli\u003ePrecision CNC machined threads for consistent preload and sealing\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 What vehicles does this nut kit fit?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Designed for M12x1.5 ARP studs in Honda K20 B16 engines like Civic Si RSX and Subaru EJ25 in WRX STI Legacy GT Forester XT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and finish do these nuts have?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Made from 8740 chrome moly steel with black oxide coating for strength corrosion resistance and reduced friction\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is there a warranty on ARP nuts?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e ARP provides lifetime warranty against defects in materials or workmanship when installed and used per instructions\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 Secure plastic tube in 4in x 3in x 1in box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.10 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":39861250457679,"sku":"ARP301-8309","price":4.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/arp-m12-8740-black-oxide-12-pt-nut-kit-arp.jpg?v=1768370031","url":"https:\/\/www.blackopsautoworks.com\/products\/arp-m12-x-1-25-12pt-nut-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}