{"product_id":"117-4712","title":"117-4712","description":"\u003cstyle scoped\u003e body { sans-serif; color: #000; } .title { font-size: 26px; font-weight: bold; margin-bottom: 15px; } .content { font-size: 18px; line-height: 1.8; margin-bottom: 30px; } h3 { font-size: 22px; margin-top: 10px; margin-bottom: 10px; } ul { font-size: 16px; padding-left: 20px; margin-top: 0; } li { margin-bottom: 5px; } \u003c\/style\u003e \u003cdiv class=\"\" title\u003eAudi 2.5L EA855 TT-RS\/RS3 DAZA ARP CA625+ Extreme Duty Head Stud Kit\u003c\/div\u003e \u003cdiv class=\"\" content\u003e This kit was designed \u003cb\u003efor drag or street racers\u003c\/b\u003e running high-boost engines that require more clamping force and tensile strength than the ARP2000 and L19 Stud Kits can offer. If you are looking for the best option, you’ve found it—these studs are \u003cb\u003e20% stronger\u003c\/b\u003e than ARP2000 and provide a \u003cb\u003e62% increase\u003c\/b\u003e in tensile strength over OEM torque-to-yield (TTY) bolts! \u003c\/div\u003e \u003cdiv class=\"\" content\u003e Due to frequent “head lifting” issues on Audi engines running more than 50 PSI, a stronger stud was custom-made to meet the demands of today’s top engine builders and racers. The Custom Age 625+ newly formulated super-alloy demonstrates superior fatigue cycle life, tensile strength, and toughness—with complete resistance to atmospheric corrosion and oxidation. ARP is the first to develop manufacturing and testing processes for fasteners with Custom Age 625+. \u003c\/div\u003e \u003cdiv class=\"\" content\u003e No modification to your Audi RS3 or TT-RS cylinder head or block is required, as these are a direct drop-in replacement for the OEM head studs. \u003c\/div\u003e \u003cdiv class=\"\" content\u003e \u003cb\u003eTensile Strength:\u003c\/b\u003e 260,000-280,000 PSI \u003c\/div\u003e \u003cdiv class=\"\" content\u003e \u003cb\u003eNote:\u003c\/b\u003e The nuts and washers in this kit still utilize premium-grade 8740 alloy, as only the stud is subjected to increased pressure. Each kit contains complete CA625+ head studs, nuts, and ARP\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":52744318157130,"sku":"117-4712","price":1460.34,"currency_code":"EUR","in_stock":true}],"url":"https:\/\/angelonero-it.myshopify.com\/en\/products\/117-4712","provider":"Angelonero","version":"1.0","type":"link"}