Originally Posted by piston slapper
Backyard Repair Style ?????....roughing up the cylinder with sand paper..
The crosshatches are important..they hold a thin film of oil to keep the piston and rings from digging into the cylinder....The angle of the crosshatch helps the rings seat ....optimizes compression...and controls oil usage...
Whats next ??? 9 in bodygrinder to remove gasket material...???
Slap Slap Slap. What can I say. All depends on who's working the sandpaper. Sort of like who's gluing magnets back into a flywheel.