someone has already cut them then, you dont want tighter then that for trail riding on pump gas.
how many lbs of compression does it have?
the only thing you can do is to cut the heads and remachine the squish if the cmpression is low. you should have around 125-130psi for good power/trail use
how many lbs of compression does it have?
the only thing you can do is to cut the heads and remachine the squish if the cmpression is low. you should have around 125-130psi for good power/trail use