ARP Holden

Specifically designed to reduce tension preload scatter and eliminate the need to cycle high performance engine fasteners before final installation.

Because factory connecting rods or aftermarket versions of OEM rods are used in a variety of applications from rebuilt stock motors to modified powerplants used in circle track, marine and drag racing engines ñ including those with superchargers...

PTFE based with rust & corrosion inhibitors Effective range: -30° to 550° F. Sealant range: 10,000 psi (pressure) Apllicatiom: delivers a flexible leak-proof seal in aluminum, steel, stainless steel and plastic against coolants, water,...

LS1, 11mm Pro Flywheel and Flexplate bolts play an important role in the performance and safety of race cars and street machines alike. That’s why the fastener experts at ARP have developed special bolts that are far superior to OEM hardware. ARP...

ARP main bolts are designed to meet the exacting standards and demands of professionalengine builders. Forged from 8740 chrome moly, all bolts feature generous under head radius and rolled threads for the utmost reliability. The threads are rolled after...

High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 psi...

High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 psi...

12-point Nuts LS1, LS6 5.7L/6.0L 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, thereís not a better stud setup on the market...

12-point Nuts U-Cut Studs LSX 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, thereís not a better stud setup on the market...

12-Point Nuts LS1, LS6, 5.7/6.0L Late 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, thereís not a better stud setup on the...

As the crankshaft flexes and twists, the balancer absorbs incredible amounts of kinetic energy. To ensure that the balancer is locked in position, ARP has developed these ultra strong 200,000 psi bolts that let you exert maximum clamping force. Special...

GenIII/LS Series Small Block, 11mm x 1.5, UHL .880'', Pro Series Flywheel and Flexplate bolts play an important role in the performance and safety of race cars and street machines alike. That’s why the fastener experts at ARP have developed special...

Install an ARP cam bolt kit and end your camshaft timing worries! ARP quality delivers increased pre-load clamping force and assures positive timing gear register. Includes appropriate fasteners for your application. Increased material strength overcomes...