OptiTorque Harmonic Balancer Bolt - GM Duramax AC-200 1946-1948 Pontiac Torpedo

1946-1948 Pontiac Torpedo

Straight Mount

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6 AN Male O-Ring to 6 AN Male

1-3/8 in x 10 Spline

OptiTorque Harmonic Balancer Bolt - GM Duramax AC-200 1946-1948 Pontiac TorpedoProduct Description: Harmonic Balancer Bolt 18 mm x 1. 50 Thread 2. 75 in Long 36 mm 12 point Head Steel Black Oxide GM Duramax Sold Individually OptiTorque produces premium quality fasteners for a wide range of automotive applications. From stock rebuilds to hard core racing builds, OptiTorque fasteners are USA made and designed, featuring premium materials and designed to meet or exceed OEM specs.