{"id":4849873715278,"title":"ARP 254-3708 SBF Head Bolt Kit","handle":"arp254-3708","description":"\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eThis ARP 254-3708 SBF 302 Pro Series cylinder head bolt kit comes with a reduced wrenching 12 point head. This eliminates the need for valve train removal to facilitate cylinder head retorquing. These Pro Series bolts are 220,000 psi (which is 15% stronger than Grade 8)! Kits come complete with hardened parallel-ground washers. Sold as a set of 30.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\"\u003e\u003cspan style=\"color: #000000; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cu\u003e\u003cspan style=\"font-family: 'Times New Roman', serif;\"\u003eARP 254-3708 SBF Head Bolt Kit Features:\u003c\/span\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt; color: #000000;\"\u003eFits 302 with 351 Windsor heads 1\/2\"-7\/16\" stepped bolt\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt; color: #000000;\"\u003eTwo Lengths\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt; color: #000000;\"\u003e12 Point Head\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt; color: #000000;\"\u003eARP2000 - 220,000 PSI\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eWhich is better, cylinder head studs or bolts? The answer depends on the installation. On many street-driven vehicles, master cylinders and other items protrude into the engine compartment. It’s probably necessary to use head bolts so the cylinder heads can be removed with the engine in the car.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eThe ARP 254-3708 SBF Head Bolt Kit is perfect for that application!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eStuds also provide more accurate and consistent torque loading. Using studs ensures easier engine assembly, and proper alignment of both the cylinder head and gasket.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eHere’s why: when you use bolts to secure the head, the fastener is actually being “twisted” while it’s being torqued to the proper reading. Accordingly, the bolt is reacting to two different forces simultaneously.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eInstall a stud in a “relaxed” mode – never crank it in tightly using a jammed nut. Always install the stud hand tight! Then, when applying torque to the nut, the stud will stretch only on the vertical axis.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eRemember, an undercut shorter stud will have a rate similar to a longer, standard shank stud. This provides a more even clamping force on the head. \u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 16px;\"\u003eBecause the head gasket may compress,\u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 16px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt;\"\u003echeck with your gasket manufacturer for retorquing requirements.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","published_at":"2020-10-08T16:53:59-05:00","created_at":"2020-10-08T16:53:59-05:00","vendor":"ARP","type":"Cylinder Head Fasteners","tags":["ARP","Fastener Finish: Black oxide","Fastener Material: 8740 chromoly","Fastener Style: Bolt","Head Style: 12-point","Quantity: Sold as a kit.","Undercut Stud: No","Washers Included: Yes"],"price":16999,"price_min":16999,"price_max":16999,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32666710769742,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"ARP254-3708","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"ARP 254-3708 SBF Head Bolt Kit","public_title":null,"options":["Default Title"],"price":16999,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"672036011116","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP254-3708_39adf5c4-d3e5-4278-b9e1-a13a59b8091f.jpg?v=1602249767"],"featured_image":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP254-3708_39adf5c4-d3e5-4278-b9e1-a13a59b8091f.jpg?v=1602249767","options":["Title"],"media":[{"alt":"ARP 254-3708 SBF 302 Cylinder Head Bolt Pro Series Kit, 220,000 PSI, 12 Point Head, Two Lengths, includes hardened washers","id":8032069517390,"position":1,"preview_image":{"aspect_ratio":1.5,"height":1000,"width":1500,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP254-3708_39adf5c4-d3e5-4278-b9e1-a13a59b8091f.jpg?v=1602249767"},"aspect_ratio":1.5,"height":1000,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP254-3708_39adf5c4-d3e5-4278-b9e1-a13a59b8091f.jpg?v=1602249767","width":1500}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eThis ARP 254-3708 SBF 302 Pro Series cylinder head bolt kit comes with a reduced wrenching 12 point head. This eliminates the need for valve train removal to facilitate cylinder head retorquing. These Pro Series bolts are 220,000 psi (which is 15% stronger than Grade 8)! Kits come complete with hardened parallel-ground washers. Sold as a set of 30.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\"\u003e\u003cspan style=\"color: #000000; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cu\u003e\u003cspan style=\"font-family: 'Times New Roman', serif;\"\u003eARP 254-3708 SBF Head Bolt Kit Features:\u003c\/span\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt; color: #000000;\"\u003eFits 302 with 351 Windsor heads 1\/2\"-7\/16\" stepped bolt\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt; color: #000000;\"\u003eTwo Lengths\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt; color: #000000;\"\u003e12 Point Head\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt; color: #000000;\"\u003eARP2000 - 220,000 PSI\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eWhich is better, cylinder head studs or bolts? The answer depends on the installation. On many street-driven vehicles, master cylinders and other items protrude into the engine compartment. It’s probably necessary to use head bolts so the cylinder heads can be removed with the engine in the car.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eThe ARP 254-3708 SBF Head Bolt Kit is perfect for that application!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eStuds also provide more accurate and consistent torque loading. Using studs ensures easier engine assembly, and proper alignment of both the cylinder head and gasket.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eHere’s why: when you use bolts to secure the head, the fastener is actually being “twisted” while it’s being torqued to the proper reading. Accordingly, the bolt is reacting to two different forces simultaneously.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eInstall a stud in a “relaxed” mode – never crank it in tightly using a jammed nut. Always install the stud hand tight! Then, when applying torque to the nut, the stud will stretch only on the vertical axis.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eRemember, an undercut shorter stud will have a rate similar to a longer, standard shank stud. This provides a more even clamping force on the head. \u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 16px;\"\u003eBecause the head gasket may compress,\u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 16px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt;\"\u003echeck with your gasket manufacturer for retorquing requirements.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e"}