The Optitorque Harmonic Balancer Bolt is specifically for Small Block Chevy engines. This steel bolt features a 7/16-20 inch thread, a 2.475 inch under-head length, and a 13/16 inch 12-point head. It comes with a washer and has a black oxide finish for durability.
Optitorque Harmonic Balancer Bolt SBC 10449 | MyTires4Less
Original price was: $9.65.$5.83Current price is: $5.83.
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