Harmonic Damper Bolt Kit for Chrysler 318-440 Wedge & 426 Hemi with thin damper

Harmonic Damper Bolt Kit for Chrysler 318-440 Wedge & 426 Hemi with thin damperAs the crankshaft flexes and twists, the harmonic damper absorbs incredible amounts of kinetic energy. To ensure that the damperis locked in position, ARP has developed these ultra strong 190,000 psi bolts that let you exert maximum clamping force. Specialfeatures include 1 4? thick, wide area washer and an extra tall 12 point head that accepts a deep socket and eliminates the worry ofstripping the head. Material: 8740 Chrome Moly Finish: Black

ARP’s rugged primer shafts are rated at 170

Install an ARP cam bolt kit and end your camshaft timing worries

The threads are rolled after heat-treating which gives them about 2000% better fatigue strength than most main bolts that are threaded prior to heat-treating

The studs are sold in 4 or 5 packs and are cadmium plated for extra durability

Special ARP Pro Series NASCAR type stud kits have one of the studs drilled to facilitate sealing the carburetor in the engine by race officials

Both models feature a large diameter

To be used with ARP’s patented Perma-Loc™ adjusters

It is primarily used in short track and drag racingapplications where inertia loads exceed the clamping capability of ARP2000

To ensure that the damperis locked in position

ARP has developed special pressure plate bolts that are applicationspecific to ensure the optimum grip length

There are many important reasons to use ARP main stud kits

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