{"product_id":"arp-nissan-gtr-rb26dett-custom-age-625-head-stud-kit","title":"ARP Cylinder Head Stud Kit for Nissan 2.6L (RB26DETT) GT-R inline 6 Custom Age 625+","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e202-4208\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 672036048389\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eARP Cylinder Head Stud Kit for Nissan 2.6L (RB26DETT) Skyline GT-R 1989-2002 Custom Age 625+\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe ARP 202-4208 Cylinder Head Stud Kit equips Nissan Skyline GT-R models with the 2.6L RB26DETT inline-6 engine from 1989 to 2002. These studs lock down cylinder heads with consistent clamping force to handle extreme cylinder pressures in tuned and racing setups. Precision manufacturing ensures gaskets seat perfectly for leak-free performance.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Age 625+ Material:\u003c\/strong\u003e Inconel-based alloy provides corrosion resistance and strength for high-heat high-boost applications beyond standard steels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost-Heat-Treat Thread Rolling:\u003c\/strong\u003e Boosts fatigue strength 2000% over pre-heat-treat threading for longer life under repeated stress cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCenterless Grinding:\u003c\/strong\u003e Creates concentric studs so cylinder heads and gaskets align without binding during assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Heat Treatment:\u003c\/strong\u003e Vertically racked process achieves uniform 260,000+ psi tensile strength throughout each stud.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUndercut Design:\u003c\/strong\u003e Equalizes stretch on shorter studs for even clamping that accounts for head gasket compression.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTorque to ARP specifications using ARP Ultra-Torque assembly lube for accurate preload.\u003c\/li\u003e\n\u003cli\u003eInspect threads and clean with ARP thread chaser before installation.\u003c\/li\u003e\n\u003cli\u003ePackaged in protective ARP box to prevent damage during transit.\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\u003eRemove factory bolts and clean blind holes thoroughly before installing studs.\u003c\/li\u003e\n\u003cli\u003eCompatible with multi-layer steel head gaskets and OEM or aftermarket cylinder heads.\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\u003e1989-1994\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSkyline\u003c\/td\u003e\n\u003ctd\u003eR32 GT-R (RB26DETT)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1995-1998\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSkyline\u003c\/td\u003e\n\u003ctd\u003eR33 GT-R (RB26DETT)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999-2002\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSkyline\u003c\/td\u003e\n\u003ctd\u003eR34 GT-R (RB26DETT)\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\u003eChoice of professional engine builders in drag racing and circuit competition.\u003c\/li\u003e\n\u003cli\u003eUSA-made with alloys exceeding aircraft-grade standards.\u003c\/li\u003e\n\u003cli\u003eExact tolerances ensure flawless head installation 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 Will this kit fit all RB26DETT engines in Skyline GT-R models?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes it directly replaces OEM studs in 1989-2002 Nissan Skyline GT-R R32 R33 and R34 with stock or ported RB26DETT cylinder heads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What makes Custom Age 625+ different from ARP2000?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Custom Age 625+ is an Inconel alloy with higher temperature and corrosion resistance ideal for turbocharged RB26 builds pushing over 1000hp.\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 lifetime warranty against manufacturer defects. Follow included instructions for torque in stages with moly or Ultra-Torque lube.\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 protective box 10in x 6in x 2in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.6 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":39861243609167,"sku":"ARP202-4208","price":850.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/arp-cylinder-head-stud-kit-for-nissan-2_6l-rb26dett-gt-r-inline-6-custom-age-625-arp.jpg?v=1768369961","url":"https:\/\/www.blackopsautoworks.com\/products\/arp-nissan-gtr-rb26dett-custom-age-625-head-stud-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}