Chevy BBC 454 Harmonic Damper Balancer Bolt
|Part Type:||Harmonic Balancer Bolts|
|Thread Size:||1/2-20 in. RH|
|Underhead Length (in):||1.550 in.|
|Fastener Yield Strength (psi):||200,000 psi|
|Fastener Finish:||Black oxide|
As the crankshaft flexes, the damper absorbs incredible amounts of energy. These damper bolt kits from Speedmaster will ensure that your balancer is locked into position. They feature a 1/4 in. thick wide-area washer and an extra-tall, 12-point head that accepts a deep socket to eliminate the fear of stripping the head.