Potential Lawn-Boy tweaks – hand-lap reed, double crank seals, crankcase stuffing

TheDodgeGuy wrote: “You could also do some work to the transfer ports, perhaps grinding a little “booster” port on the top edge so the piston would uncover this part first, and get a high velocity stream going before the rest of the port was Uncovered. Model engines have done this for decades with considerable increases … Read more