Chevrolet Big Block, 5/8" socket size, 1/2"-20" Diameter/Thread size, 1.550" Under Head Length, ARP 135-2501 Harmonic Balancer Bolt Kit
ARP Chevy Harmonic Balancer Bolts
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 200,00 psi bolts that let you exert maximum clamping force.
ARP Chevy Harmonic Balancer Bolts has Special features include 1/4" thick, wide area washer and an extra tall 12-point head that accepts a deep socket and elimates the worry of stripping the head.
Brand
ARP
Fastener Finish
Black oxide
Fastener Material
Chromemoly
Fastener Yield Strength (psi)
200,000 psi
Head Style
12-point
Part Type
Harmonic Balancer Bolts
Product Line
ARP Balancer Bolt Kits
Quantity
Sold individually.
Thread Size
1/2-20 RH in.
Underhead Length (in)
1.550 in.
Washer Included
Yes
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