{"product_id":"arp-custom-age-625-cylinder-head-studs-7-bolt-dsm-evo-4-9-207-4302","title":"ARP Custom Age 625+ Cylinder Head Studs | 7 Bolt DSM \/ EVO 4-9 (207-4302)","description":"\u003ch2 style=\"font-size:1.2rem;\"\u003eARP Custom Age 625+ Cylinder Head Studs | 7 Bolt DSM \/ EVO 4-9 (207-4302)\u003c\/h2\u003e\u003cp\u003eThis ARP head studs (part number 207-4302) is a performance upgrade.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eARP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e207-4302\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCategory\u003c\/th\u003e\n\u003ctd\u003eCylinder Heads \u0026amp; Valvetrain Components\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003ePerformance upgrade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping weight\u003c\/th\u003e\n\u003ctd\u003e2.7 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eBefore you buy: valvetrain part tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCamshafts and valve springs are matched; higher-lift cams usually need stronger springs.\u003c\/li\u003e\n\u003cli\u003eValvetrain upgrades often need a tune and careful measurement of clearances.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003ch3\u003eWill this ARP head studs fit my vehicle?\u003c\/h3\u003e\u003cp\u003eCheck the sizes and application details in the specifications and manufacturer description below. \u003ca href=\"\/pages\/contact-us\"\u003eContact mobileiGo\u003c\/a\u003e with your year, make, model and engine if you are unsure.\u003c\/p\u003e\u003ch3\u003eWhat is the part number?\u003c\/h3\u003e\u003cp\u003eThe manufacturer part number is 207-4302.\u003c\/p\u003e\u003ch3\u003eDo I need new valve springs with this camshaft?\u003c\/h3\u003e\u003cp\u003eHigher-lift camshafts usually need matching valve springs. Check the camshaft maker's recommendation in the manufacturer description.\u003c\/p\u003e\u003ch3\u003eIs this part new?\u003c\/h3\u003e\u003cp\u003eYes. It is a new part sourced from an authorized distributor.\u003c\/p\u003e\u003ch2\u003eManufacturer description\u003c\/h2\u003e\u003cdiv class=\"tt-mfr\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch2\u003e7 Bolt DSM \/ EVO 4-9 Head Studs\u003c\/h2\u003e\n\u003cp align=\"justify\"\u003eARP's Custom Age 625 Plus material is 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+. Best of all, it is less expensive and expected to soon replace MP-35 as the material of choice in the high strength, super-alloy field. Typical tensile strength is 260,000 psi.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eBecause of the many head lifting issues on 7 Bolt DSM \/ 4G63 blocks running in excess of 35+ PSI, a stronger stud needed to be manufactured to meet the demands of today's top engine builders and racers alike. No Modification to your cylinder head or block is required as these are a direct drop-in replacement for the OEM head stud!\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e625 Super-Alloy\u003c\/li\u003e\n\u003cli\u003eTensile strength: 260,000+ PSI\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp align=\"justify\"\u003e\u003cstrong\u003eRecognizing Head Stud Failures \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e7 Bolt DSM \/ EVO 4-9\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's in the box?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eARP head studs\u003c\/li\u003e\n\u003cli\u003eParallel ground washers\u003c\/li\u003e\n\u003cli\u003e8740 chromoly steel 12pt nuts\u003c\/li\u003e\n\u003cli\u003e(1) .5 oz. pack of ARP Ultra-Torque fastener assembly lubricant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eARP Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class='“clear\"'\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c!-- tt-ap-content v1 --\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":67821253493055,"sku":"MAP ARP 207-4302","price":394.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1639\/5151\/files\/arp-arp-207-4302-3807659587.jpg?v=1792539129","url":"https:\/\/www.mobileigo.com\/products\/arp-custom-age-625-cylinder-head-studs-7-bolt-dsm-evo-4-9-207-4302","provider":"mobileiGo.com","version":"1.0","type":"link"}