The V8 Owners Forum -

Oh alright I understand what you mean, okay well thanks alot!

-Matt

okay I see what they mean, but I still dont understant how having the weights on the crank or on a seperate shaft makes any difference, either way it takes engine power to overcome the rotational interia of all that mass, and because of the friction of the second shaft, id think its less efficient.....

so rather than using a balance shaft on a flat plane, why cant they also use counterweights?

Hi everyone, Matt here and I'm new Okay, alot of V8's are at 90 degree angles, that means you have 2 throws opposite of each other verticaly, and 2 throws opposite of each other horizontaly. so seeing as each throw is balanced by another one... why the counterweights? I mean i realise it could be be...