Re: Running in New Classic 350
Posted: Thu Jul 21, 2022 11:07 pm
For interest, here's my 612 piston about 1500 miles after fitting to a freshly honed bore and being ridden like I meant it. The only reason I've got the top-end off is to remove a compression plate to bump the compression a bit higher. I don't think I've had a bullet piston so gas-tight before.