Top 20 Best Selling Main Bolts & Studs Engine Parts Performance Parts (2019)




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

BMC/Triumph 1.3L 1.5L Spitfire, 12-point nuts, ARP Head Studs 206-4203ARP BMC and Triumph Head Studs Kits: It is for good reason that virtually every top professional engine builder relies on ARP head studs for their all-out competition powerplants. Simpl ... more info


Cylinder Head Stud KitFits Honda H23AIncludes 12-point nuts ... 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, there's not a better stud setup on the market today. For openers, ARP uses a premium g ... more info




SB Chevy LS1 pro-series 04 12pt head stud kit ... more info




Cylinder Head Stud KitFits 2001 and later Chevrolet Duramax, 6.6L LB7, LLY, LBZ, LMNIncludes 12-point nuts ... more info



It's easy to assemble a show-quality engine when you use ARP's handy Engine And Accessory Fastener Kit. Virtually everything you need comes completely organized in one convenient package, so there is no need to deal with twelve different part numbers. M ... 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 Stainless Accessory Studs - 0 - 0 UNIVERSAL NON APPLICATION SPECIFIC ALL ALL ALL ; - 400-8012 ARP has developed an innovative multi-purposes accessory stud that can be used for exhaust systems, intake manifold and a host of other uses. The studs are m ... more info





Main Cap-side BoltFits Ford modular V8s with four bolt mains ... more info

Exhaust Header Stud KitFits Chevrolet Gen III LS series small blockAvailable only in stainless steel with 12-point headsSet of 12 ... more info


Harmonic Balancer Bolt KitFits small block Chevrolet V87/16-20 threadaccepts 5/8 socketIncludes washer ... more info


Main Studs, 4-Bolt Main, Chevy, Small Block LS1, Kit.Fits LS1 and LS6 engines ... 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

Main Stud KitFits Nissan SR20DE/DET 2.0L ... more info

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