Collection: ARP Fasteners - Head Studs, Main Studs & Rod Bolts

ARP Fasteners - Premium Head Studs, Main Studs & Engine Bolts

Build with confidence using ARP (Automotive Racing Products) fasteners—the global standard for high-performance engine assembly. From head studs and main studs to rod bolts, flywheel bolts, and accessory fasteners, ARP delivers unmatched strength, precision, and reliability for Australian engine builders, racers, and performance enthusiasts.

ARP Head Studs & Cylinder Head Fasteners

• Head Stud Kits: Complete cylinder head stud kits in 8740 chromoly and ARP2000 materials for superior clamping force and head gasket sealing
• Head Bolt Kits: High-strength head bolt sets for applications where studs aren't required or won't fit
• Head Stud Washers: Precision-ground washers for proper load distribution and accurate torque readings

ARP Main Studs & Crankshaft Fasteners

• Main Stud Kits: Complete main cap stud kits to secure crankshaft and prevent main cap walk in high-horsepower engines
• Main Bolts: High-strength main cap bolts for stock and performance applications
• Main Studs (Individual): Replacement studs for damaged or missing fasteners

ARP Connecting Rod Bolts

• Rod Bolt Kits: Precision rod bolts in 8740 chromoly, ARP2000, and L19 materials for high-RPM and forced induction applications
• Rod Bolt Stretch Gauges: Accurate measurement tools for proper rod bolt preload using stretch method

ARP Rotating Assembly Fasteners

• Flywheel Bolts: High-strength flywheel and flexplate bolts to prevent crankshaft flange damage
• Harmonic Balancer Bolts: Prevent balancer walk-off and crankshaft damage with ARP balancer bolts
• Torque Converter Bolts: Secure flexplate-to-converter attachment in automatic transmissions
• Cam Bolts: High-strength camshaft bolts and thrust plate fasteners

ARP Accessory & External Fasteners

• Carburettor Stud Kits: Stainless steel carby studs and nuts for secure carburetor mounting
• Header Bolts & Studs: High-temperature stainless steel exhaust fasteners that resist corrosion and galling
• Intake Manifold Bolts: Stainless steel and chromoly intake bolts for leak-free manifold sealing
• Timing Cover Bolts: Complete timing cover fastener sets in stainless steel
• Oil Pan Studs: Stud kits for secure oil pan mounting and reusable installation
• Water Pump Bolts: Stainless steel water pump fasteners
• Valve Cover Studs: Reusable stud kits for valve cover mounting
• Wheel Studs: High-strength wheel studs for performance and racing applications

Complete Your Engine Build

ARP fasteners are the foundation of a reliable engine build. Complete your assembly with quality components:

• Gaskets: Head gaskets, intake gaskets, and complete gasket sets
• Engine Accessories: Water pumps, valve covers, dipsticks, and performance components
• Oil Systems: Oil pans, pumps, filters, and complete oil system components
• Cooling Systems: Water pumps, oil coolers, and cooling components
• Intake Manifolds: Proflow manifolds for LS, Holden, and Ford applications