could i get some info on timing....have a 95 motor that i got from ebay ....motor sounded great except a valve train noise....Valve shimming and timing are the plan....i have a 98 motor thats been runnin like poo....it seems as if it needs carbs synced or plugs.....but when i had the other motor in my bike recently it sounded amazing....plus my 98 motor keeps findin neutral in between 4 and 5 and 5 and 6.....so ya i want to put my new motor in and need so good info