Originally Posted by
segui305
thanxs for all the replies. ill figure everything out little by little, i just gotta play with my motor and figure what my motor is telling me. its looking like the o.s is going to be a easier motor to tune. i also heard that the o.s has the best carburetor in the market, ive also heard that the seem to loose there compression faster than any motor.
Yeah, the compression isn't great, but they will still run great. That is just how OS engines are.