{"product_id":"arp-5-16-inch-18-x-1-250-12pt-ss-bolts-5-pkg","title":"ARP 5\/16 Inch -18 x 1.250 12pt SS Bolts (5\/pkg)","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e612-1250\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 672036015701\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eARP 5\/16 Inch -18 x 1.250 12pt SS Bolts (5\/pkg)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eARP 5\/16\"-18 x 1.250\" 12-point stainless steel bolts come in a pack of 5 for critical fastening in performance engines and components. These bolts fit a range of automotive applications including valve covers, exhaust headers, intake manifolds, and brackets where precise clamp load matters. Built to handle high torque and vibration for long-term reliability in street, drag, and track use.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Point Head Design:\u003c\/strong\u003e Offers 12 contact points to prevent cam-out, enables higher torque in tight spaces, and fits standard 12-point sockets for quick installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless Steel Construction:\u003c\/strong\u003e Resists corrosion from moisture, fuels, and exhaust gases while maintaining strength in harsh engine bay environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision-Rolled Threads:\u003c\/strong\u003e Provides maximum thread engagement, consistent torque accuracy, and resistance to fatigue under repeated heat cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered Clamp Load:\u003c\/strong\u003e Delivers uniform pressure to seal gaskets and components effectively, reducing leaks in high-performance setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack of 5 with Guide:\u003c\/strong\u003e Convenient quantity for common jobs, paired with ARP torque sequence and lube instructions for proper setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eInspect bolt length and thread pitch match your mounting holes before use\u003c\/li\u003e\n\u003cli\u003eApply ARP Ultra-Torque lubricant on threads and under heads for accurate torque\u003c\/li\u003e\n\u003cli\u003ePacked in protective sleeve, weighs 0.25 lbs total for lightweight shipping\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\u003eClean mating surfaces and threads free of debris or old sealant\u003c\/li\u003e\n\u003cli\u003eRequires 12-point socket. torque per ARP specs (typically 25-30 ft-lbs dry, adjust with lube)\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\u003eALL\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003ePerformance Engines\u003c\/td\u003e\n\u003ctd\u003eValve Covers, Headers, Brackets\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 fasteners power wins in NHRA, NASCAR, and endurance racing worldwide\u003c\/li\u003e\n\u003cli\u003eManufactured with exacting tolerances from premium materials\u003c\/li\u003e\n\u003cli\u003eOver 50 years refining fasteners for extreme duty in motorsports\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 engine components use these 5\/16\"-18 x 1.250 bolts?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Common in valve cover hold-downs, exhaust manifold fasteners, carburetor mounts, alternator brackets, and custom intake setups across V8s, inline engines, and imports\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What makes these stainless steel bolts different?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e ARP premium stainless resists rust better than alloy steel, holds 150,000+ psi tensile strength, and retains threads after multiple removals\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is there a warranty or return policy?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e ARP stands behind products with satisfaction guarantee. re-torque after 100 miles or heat cycles, contact for torque charts\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 Original ARP sleeve in 4 x 3 x 1 inch box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.25 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43739364196431,"sku":"ARP612-1250","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/arp-516-inch-18-x-1_250-12pt-ss-bolts-5pkg-arp.jpg?v=1768370924","url":"https:\/\/www.blackopsautoworks.com\/products\/arp-5-16-inch-18-x-1-250-12pt-ss-bolts-5-pkg","provider":"Black Ops Auto Works","version":"1.0","type":"link"}