{"product_id":"arp-7-16-inch-20-12pt-nut-kit","title":"ARP 7\/16 Inch -20 12pt Nut Kit","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e300-8303\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eARP 7\/16 Inch -20 12pt Nut Kit for 1955+ Chevy Small Block V8 Big Block V8 Ford 289-351W\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eARP 300-8303 nut kit delivers 24 precision 12-point nuts in 7\/16-20 thread size for ARP connecting rod bolts in Chevy Small Block 262-400 cid V8s from 1955+ Big Block 396-454 cid V8s from 1965+ and Ford 289-351W V8s from 1962+. These nuts provide consistent clamp load under high stress for reliable performance in street strip and track builds. Perfect match for ARP Pro Series rod bolts in high-horsepower applications.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Point Design:\u003c\/strong\u003e Locks onto sockets and wrenches for slip-free torquing and prevents rounding during high-torque assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Strength ARP Alloy:\u003c\/strong\u003e Forged steel construction with 200,000 psi tensile strength resists fatigue and maintains clamp load through heat cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Thread Fit:\u003c\/strong\u003e Machined exactly for 7\/16-20 ARP rod bolts ensuring full thread engagement and even load distribution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit of 24 Nuts:\u003c\/strong\u003e Complete quantity covers 12-16 connecting rods typical in V8 engines with extras for spares or dual-nut setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Hex Thickness:\u003c\/strong\u003e Allows clearance in tight rod cap areas for easier access in engine blocks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm rod bolt thread size before ordering to ensure compatibility\u003c\/li\u003e\n\u003cli\u003eStore in dry conditions to preserve thread integrity between uses\u003c\/li\u003e\n\u003cli\u003eCompact kit ships quickly with no oversize handling fees\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 threads and apply ARP Ultra-Torque lubricant for precise torque readings\u003c\/li\u003e\n\u003cli\u003eTorque in stages per ARP specs using 5\/8 inch 12-point socket follow rod cap sequence\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\u003e1955+\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSmall Block V8\u003c\/td\u003e\n\u003ctd\u003e262 283 327 350 383 400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1965+\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eBig Block V8\u003c\/td\u003e\n\u003ctd\u003e396 402 427 454\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1962+\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eSmall Block V8\u003c\/td\u003e\n\u003ctd\u003e260 289 302 351W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967+\u003c\/td\u003e\n\u003ctd\u003eChrysler\u003c\/td\u003e\n\u003ctd\u003eB\/RB Big Block V8\u003c\/td\u003e\n\u003ctd\u003e383 400 426 440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1986+\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSmall Block V8\u003c\/td\u003e\n\u003ctd\u003eLT1 Vortec 350\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\u003eDecades of leadership in performance fasteners trusted by racers worldwide\u003c\/li\u003e\n\u003cli\u003eEngineered for extreme loads in NHRA Top Fuel and Pro Stock engines\u003c\/li\u003e\n\u003cli\u003eExact tolerances from CNC machining for zero defects and perfect fit\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 Which engines use 7\/16-20 rod bolts with these nuts?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Compatible with ARP rod bolts in Chevy Small Block Big Block Ford Windsor and Mopar B\/RB V8s confirm your bolt part number like ARP 235-7001 for SBC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and strength rating do the nuts have?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Forged from ARP high-strength alloy steel with 200,000 psi minimum tensile strength and black oxide finish for corrosion protection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What tools are needed for installation?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e 5\/8 inch 12-point socket or wrench ARP moly lube or Ultra-Torque and calibrated torque wrench follow ARP torque values from 65-85 ft-lbs depending on bolt series\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 ARP plastic kit tray in 6 x 4 x 1 inch box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.3 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43739362033743,"sku":"ARP300-8303","price":2.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/arp-716-inch-20-12pt-nut-kit-arp.jpg?v=1768370857","url":"https:\/\/www.blackopsautoworks.com\/products\/arp-7-16-inch-20-12pt-nut-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}