{"id":4849831346254,"title":"ARP 135-3701 BBC Head Bolt Kit 12pt.","handle":"arp135-3701","description":"\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eThis ARP 135-3701 BBC High Performance cylinder head bolt kit \u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt;\"\u003eis for Mark IV blocks with Late Bowtie Aluminum, Dart Iron Eagle, Dart Pro-1, Pro Topline and World Products iron heads. \u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt;\"\u003eThe reduced wrenching hex head or 12 pt eliminates the need for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 psi (which is 15% stronger than Grade 8)!\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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e Kits come complete with hardened parallel-ground washers. Sold as a set of 32.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\"\u003e\u003cstrong\u003e\u003cu\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eARP 135-3701 BBC Head Bolt Kit Fits:\u003c\/span\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\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\n\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eChevrolet Big Block 396, 402, 427, 454 with Cast Iron OEM\u003c\/span\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003cbr\u003e\u003c\/span\u003e\n\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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eWhich is better, either 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 that 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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eThe ARP 135-3701 BBC 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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\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-family: 'Times New Roman', serif; font-size: 16px;\"\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","published_at":"2020-10-08T16:31:42-05:00","created_at":"2020-10-08T16:31:43-05:00","vendor":"ARP","type":"Cylinder Head Fasteners","tags":["ARP","Cut to Fit: No","Cylinder Head Style (application): Stock configuration","Engine Size and Year: 6.5L\/396 1966-70","Engine Size and Year: 6.6L\/402 1970-72","Engine Size and Year: 7.0L\/427 1966-69","Engine Size and Year: 7.4L\/454 1970-90","Engine Size and Year: 7.4L\/454 1991-95","Engine Size and Year: 7.4L\/454 1996-00","Fastener Finish: Black oxide","Fastener Material: Chromoly","Fastener Style: Bolt","Head Style: 12-point","Make: Chevy","Quantity: Sold as a kit.","Undercut Stud: No","Washers Included: Yes"],"price":9599,"price_min":9599,"price_max":9599,"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":32666490536014,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"ARP135-3701","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"ARP 135-3701 BBC Head Bolt Kit 12pt.","public_title":null,"options":["Default Title"],"price":9599,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"672036002299","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.winnerscircle.com\/cdn\/shop\/products\/135-3701Cover.jpg?v=1670353638","\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP135-3701_17ece9a1-5930-48f3-adac-1a5891a0971f.jpg?v=1670353638"],"featured_image":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/135-3701Cover.jpg?v=1670353638","options":["Title"],"media":[{"alt":null,"id":31586196816097,"position":1,"preview_image":{"aspect_ratio":0.993,"height":1829,"width":1817,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/135-3701Cover.jpg?v=1670353638"},"aspect_ratio":0.993,"height":1829,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/135-3701Cover.jpg?v=1670353638","width":1817},{"alt":"ARP 135-3701 BBC Cylinder Head Bolt High Performance Kit for Chevy Big Block 396-402-427-454 with Cast Iron OEM, 180,000 PSI","id":8031911542862,"position":2,"preview_image":{"aspect_ratio":1.403,"height":900,"width":1263,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP135-3701_17ece9a1-5930-48f3-adac-1a5891a0971f.jpg?v=1670353638"},"aspect_ratio":1.403,"height":900,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP135-3701_17ece9a1-5930-48f3-adac-1a5891a0971f.jpg?v=1670353638","width":1263}],"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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eThis ARP 135-3701 BBC High Performance cylinder head bolt kit \u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt;\"\u003eis for Mark IV blocks with Late Bowtie Aluminum, Dart Iron Eagle, Dart Pro-1, Pro Topline and World Products iron heads. \u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman', serif; font-size: 12pt;\"\u003eThe reduced wrenching hex head or 12 pt eliminates the need for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 psi (which is 15% stronger than Grade 8)!\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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e Kits come complete with hardened parallel-ground washers. Sold as a set of 32.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\"\u003e\u003cstrong\u003e\u003cu\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eARP 135-3701 BBC Head Bolt Kit Fits:\u003c\/span\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\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\n\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eChevrolet Big Block 396, 402, 427, 454 with Cast Iron OEM\u003c\/span\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003cbr\u003e\u003c\/span\u003e\n\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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eWhich is better, either 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 that 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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eThe ARP 135-3701 BBC 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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\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-family: 'Times New Roman', serif; font-size: 16px;\"\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"}