Chevy SBC 350 Harmonic Damper Balancer Bolt

Brand:	Speedmaster
Part Number:	PCE292.1001
Part Type:	Harmonic Balancer Bolt
Thread Size:	7/16-20 in. RH
Underhead Length (in):	2.470 in.
Head Style:	12-point
Washer Included:	Yes
Fastener Yield Strength (psi):	200,000 psi
Fastener Material:	Chromoly
Fastener Finish:	Black oxide
Quantity:	Sold individually.

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.