Inliners International Forums General Discussion Engines Harmonic Balancer Install, Can I Do It This Way?

That's true Ken, but they're also steel, while the lions share of the 3rd generation crankshafts are only cast iron, and not very good cast iron either. If you could find one of the rare steel 292 cranks, then I would say that 1/2" would be safe, but not for a cast crank.