Harmonic Damper Bolt Kit for Ford 351C

Harmonic Damper Bolt Kit for Ford 351CAs 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

The engineers at ARP spent quite a bit of time developing these highly effective

and copy down the length of the fastener prior to and after installation

They’re application-specific

enabling the sleeve to float

they are the best on the market today

and designed for use in competition engines

ARP uses a unique manufacturingprocess where the alignment sleeve is roll formed onto the shaft(not welded or pinned)

and monitor overall length during installation

marine and drag racing engines – including those with superchargers and/or nitrous oxide injection systems – ARP offers replacement rod bolts in three different models

You will note that ARP studs feature a special “bullet nose” to guide the nut accurately into place

Added features include oversized bolt head flange for cam button retention and reduced socket head size to facilitate easy installation and removal

They’re nominally rated at 180