basically my shee is like an 88 and a slight leak so i think its time to replace seals and top end checked compression its about 115 close to 120 on both sides is that good, and i do have a manual clymers and a service manually it tells u step by step instructions to take the bike totally apart diagnose and put back together so im good on that part but jus a lil scared cause i never did sumthin like this