{"product_id":"arp-m8-x-1-25-12pt-ss-nut-kit","title":"ARP M9in ARP Polished Stainless Steel 12-pt Nut Kit","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e400-8312\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 672036045388\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eARP Polished Stainless Steel 12-pt Nut Kit M9 x 1.25 for 88-05 Honda Civic\/Acura Integra B\/D-Series\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThis ARP 400-8312 nut kit includes 10 polished stainless steel 12-point nuts sized M9 x 1.25, designed for ARP head stud kits and engine hardware in Honda B-series and D-series engines. Found in 1988-2005 Civic, Del Sol, CRX, Integra models, these nuts deliver secure fastening under extreme torque and heat in performance applications. Their 180,000 PSI tensile strength ensures dependable clamping force for cylinder heads and other critical components.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eARP Stainless Steel Construction:\u003c\/strong\u003e Resists corrosion and maintains integrity in high-heat engine environments for long-term reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolished Finish:\u003c\/strong\u003e Provides a brilliant luster that resists tarnishing and enhances visual appeal in show or race engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Point Design:\u003c\/strong\u003e Offers precise engagement and higher torque capacity compared to standard hex nuts, reducing rounding risk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM9 x 1.25 Thread Size:\u003c\/strong\u003e Perfect match for ARP head studs in B\/D-series Honda engines, ensuring exact fit without play\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e180,000 PSI Tensile Strength:\u003c\/strong\u003e Handles boosted and high-RPM demands, preventing fastener failure in competitive racing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUse with ARP bolts or studs rated for similar strength to achieve full performance\u003c\/li\u003e\n\u003cli\u003eStore in dry conditions to preserve polished finish\u003c\/li\u003e\n\u003cli\u003eShips in protective packaging to prevent 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 (typically 25-30 ft-lbs dry for head nuts. check kit instructions)\u003c\/li\u003e\n\u003cli\u003eCompatible with ARP 208-4301\/4305 head stud kits. lubricate threads for accurate torque\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\u003e1988-1991\u003c\/td\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eIntegra\u003c\/td\u003e\n\u003ctd\u003eLS\/GS\/RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1988-1991\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eDX\/LX\/Si\/CRX HF\/Si\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1988-1991\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCRX\u003c\/td\u003e\n\u003ctd\u003eSi\/HF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1990-2001\u003c\/td\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eIntegra\u003c\/td\u003e\n\u003ctd\u003eGS-R Type R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1992-2000\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eSi EX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1992-1995\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eDel Sol\u003c\/td\u003e\n\u003ctd\u003eSi VTEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999-2005\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eSi EM2\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\u003eARP sets the standard for racing fasteners trusted by NHRA and NASCAR teams\u003c\/li\u003e\n\u003cli\u003eEvery nut undergoes rigorous quality testing for consistent performance\u003c\/li\u003e\n\u003cli\u003ePrecision machining ensures perfect thread fit and repeatable torque values\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 fit Honda B18C head studs?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the M9 x 1.25 size matches ARP head stud kits like 208-4305 for B16\/B18 engines in 1990-2001 Integra GS-R and Civic Si\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What makes the stainless steel different from chrome moly?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Stainless offers superior corrosion resistance and polished aesthetics while matching 180,000 PSI strength for track or street use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is a torque wrench required for installation?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, use a calibrated torque wrench and ARP thread lube for heads. follow ARP torque specs to avoid over\/under tightening\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 Compact protective box 4in x 4in x 1in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.2 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":39861254651983,"sku":"ARP400-8312","price":60.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/arp-m9in-arp-polished-stainless-steel-12-pt-nut-kit-arp.jpg?v=1768370065","url":"https:\/\/www.blackopsautoworks.com\/products\/arp-m8-x-1-25-12pt-ss-nut-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}