{"id":4849845993550,"title":"ARP 190-4003 Pontiac Head Stud Kit 400 RA and 455 HO SD","handle":"arp190-4003","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'; color: black;\"\u003eThis ARP 190-4003 Pontiac Head Stud Kit is for 400 Ram Air 2 and 4, 455 HO and 455 Super Duty 1968-74 engines with Round Port heads. \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'; color: black;\"\u003eThis set comes complete with 20 studs, hex nuts and hardened washers. Manufactured from 8740 Chromoly Steel, ARP heat-treats these studs in house to 190,000 psi tensile strength. Thread rolling after heat-treat creates a fastener that has threads 2000% stronger than others!\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\u003cstrong\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eARP 190-4003 Pontiac Head Stud Kit Fits:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; 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: 16px;\"\u003e400 Ram Air 2 and 4, 455 HO and 455 Super Duty 1968-74 engines with Round Port heads\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\u003cstrong\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eSTUDS vs. BOLTS\u003c\/span\u003e\u003c\/strong\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'; color: black;\"\u003eVirtually every top professional engine builder relies on ARP head studs for their all-out competition powerplants, and for good reason!\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'; color: black;\"\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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\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'; color: black;\"\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":"2020-10-08T16:39:39-05:00","created_at":"2020-10-08T16:39:40-05:00","vendor":"ARP","type":"Cylinder Head Fasteners","tags":["455 HO","455 SD","ARP","Cut to Fit: No","Cylinder Head Style (application): 455 HO","Cylinder Head Style (application): Pontiac Super Duty Round Port","Cylinder Head Style (application): Ram Air II","Cylinder Head Style (application): Ram Air IV","Engine Size and year: 6.6L\/400 1967-79","Engine Size and year: 7.0L\/428 1967-69","Engine Size and Year: 7.5L\/455 1970-76","Fastener Finish: Black oxide","Fastener Material: 8740 chromoly","Fastener Style: Stud","Head Stud Kit","Head Style: Hex","Make: Pontiac","Quantity: Sold as a kit.","Ram Air","Undercut Stud: No","Washers Included: Yes"],"price":16099,"price_min":16099,"price_max":16099,"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":32666570555470,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"ARP190-4003","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"ARP 190-4003 Pontiac Head Stud Kit 400 RA and 455 HO SD","public_title":null,"options":["Default Title"],"price":16099,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"672036004941","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.winnerscircle.com\/cdn\/shop\/products\/190-4003Cover.jpg?v=1671053234","\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP190-4003_9fccc4c8-660b-4f3e-acc4-1c55ddbb6f22.jpg?v=1671053234"],"featured_image":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/190-4003Cover.jpg?v=1671053234","options":["Title"],"media":[{"alt":null,"id":31659669029089,"position":1,"preview_image":{"aspect_ratio":0.993,"height":1829,"width":1817,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/190-4003Cover.jpg?v=1671053234"},"aspect_ratio":0.993,"height":1829,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/190-4003Cover.jpg?v=1671053234","width":1817},{"alt":"ARP 190-4003 Pontiac Head Stud Kit, for 400 RA 2 \u0026 4, 455 HO \u0026 455 SD engines w\/ Round Port Heads, 1968-74, 8740 Chromoly 190,000 PSI","id":8031960957006,"position":2,"preview_image":{"aspect_ratio":1.5,"height":1000,"width":1500,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP190-4003_9fccc4c8-660b-4f3e-acc4-1c55ddbb6f22.jpg?v=1671053234"},"aspect_ratio":1.5,"height":1000,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/ARP190-4003_9fccc4c8-660b-4f3e-acc4-1c55ddbb6f22.jpg?v=1671053234","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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eThis ARP 190-4003 Pontiac Head Stud Kit is for 400 Ram Air 2 and 4, 455 HO and 455 Super Duty 1968-74 engines with Round Port heads. \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'; color: black;\"\u003eThis set comes complete with 20 studs, hex nuts and hardened washers. Manufactured from 8740 Chromoly Steel, ARP heat-treats these studs in house to 190,000 psi tensile strength. Thread rolling after heat-treat creates a fastener that has threads 2000% stronger than others!\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\u003cstrong\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eARP 190-4003 Pontiac Head Stud Kit Fits:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; 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: 16px;\"\u003e400 Ram Air 2 and 4, 455 HO and 455 Super Duty 1968-74 engines with Round Port heads\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\u003cstrong\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eSTUDS vs. BOLTS\u003c\/span\u003e\u003c\/strong\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'; color: black;\"\u003eVirtually every top professional engine builder relies on ARP head studs for their all-out competition powerplants, and for good reason!\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'; color: black;\"\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: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\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'; color: black;\"\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"}