Top 20 Best Selling Knurled Head Bolts Engine Parts Performance Parts (2019)




Exhaust Header Stud KitFits Ford V8s3/8 diameter stud, set of 16Includes 12-point nuts, order ARP 100-1414 for hex nutsBlack oxide finish, order ARP 400-1404 for stainless steel ... more info

It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants. Simply stated, thereÕs not a better stud setup on the market today. ... more info


ARP uses a premium grade 8740 alloy, which is rated far superior to aircraft quality, for their Pro Series cylinder head studs. Each stud is placed vertically in special racks and precisely heat-treated to 200,000 psi to ensure complete heat penetration. ... more info


The Edelbrock Head Bolt Kits include the complete set of head bolts and hardened washers. They are cold rolled and heat-treated before thread rolling and machining. Reduced diameter bolt heads eliminate the need for valve train removal when re-torquing cy ... more info



Main Stud KitFits Acura 1.8L B18A1/B1 ... more info

To maintain a reputation for zero defects, ensure optimum quality control, and produce fasteners of exceptionally high quality, ARP controls all aspects of the manufacturing process, performing all operations in-house where they can be closely monitored. ... more info







It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants. Simply stated, thereÕs not a better stud setup on the market today. ... more info


To maintain a reputation for zero defects, ensure optimum quality control, and produce fasteners of exceptionally high quality, ARP controls all aspects of the manufacturing process, performing all operations in-house where they can be closely monitored. ... more info


ARP uses a premium grade 8740 alloy, which is rated far superior to aircraft quality, for their Pro Series cylinder head studs. Each stud is placed vertically in special racks and precisely heat-treated to 200,000 psi to ensure complete heat penetration. ... more info





ARP uses a premium grade 8740 alloy, which is rated far superior to aircraft quality, for their Pro Series cylinder head studs. Each stud is placed vertically in special racks and precisely heat-treated to 200,000 psi to ensure complete heat penetration. ... more info

ARP uses a premium grade 8740 alloy, which is rated far superior to aircraft quality, for their Pro Series cylinder head studs. Each stud is placed vertically in special racks and precisely heat-treated to 200,000 psi to ensure complete heat penetration. ... more info

amazon goldbox discount deals