Description

This ARP 150-2503 Ford Square Drive Damper Bolt Kit is for 289-460 engines except the 351 Cleveland. This bolt can accept a standard 1/2″ drive ratchet or breaker bar to facilitate rotating the crank assembly. Made from Black-Oxide coated 8740 Chromoly Steel and nominally rated at 190,000 PSI. Precision machined for optimum thread engagement.

This bolt is 2.050″ long, has a 5/8″-18 thread, has a Hex head and includes a washer.

ARP 150-2503 Ford Square Drive Damper Bolt Kit Fits:

• 289-460 Engines, except the 351 Cleveland

As the crankshaft flexes and twists, the harmonic damper absorbs incredible amounts of kinetic energy. To ensure that the damper is locked in position, ARP has developed these ultra strong 190,000 psi bolts that let you exert maximum clamping force.