Rubber piece goes all the way through.......a crank pulley is essentially an inner sleeve, then a thin layer of rubber, then an outer sleeve. The rubber absorbs vibrations from the heavy part of the crank.
It's possible that you don't have a crack.-Bob
Originally Posted by
FoxHondaRider
I'm wondering if maybe it was always there but I didnt really look at it closely? IDK it looks like just a crack in the rummber and not the actualy metal part of the crank. Then again how far does the rubber piece go?