C cubcadet70 New member Apr 19, 2014 #21 Yes I'm aware it's a big block. But some of our classes only allows 8hp and under engines to run. That's why I wanted some info on it. So far I only know the cam ends are different, just like the 420.
Yes I'm aware it's a big block. But some of our classes only allows 8hp and under engines to run. That's why I wanted some info on it. So far I only know the cam ends are different, just like the 420.
