Home › Forum › Ask A Member › crankshaft balancing › Re: crankshaft balancing
July 10, 2018 at 5:11 pm
#79332
What amazes me is that the same crankshaft is used with the two ring 70’s 40hp engines and that piston and rod assembly is over two ounces heavier than the three ring assemblies of the earlier models. I guess they just weren’t worried about vibration.