how can you know what piston correspond you to buy..
im not taling abput the model but the size of it.. you know when you buy an old bike and engine must be fixed .
How could you tell if it must be a +.25 +.50
what are the options +75 +65? im confused with that.
someon told me there shoudl be a mark on the old piston saying whats next-..
whats tha mark? anyu pic thanks!!