1991 lt250r top end

• #0 Reply
  Posted by GrkGuy on 15 Nov, 2013 11:48
• well bottom should be bigger than top, when piston goes up it gets tighter to push compression up.
  cylinder might be out of round from piston, hate to say it but might be time for bore or hone. try to mic
  top end and see what measurement you get.
•