hi... i got a Yamaha xt 250 for FREE off someone who couldnĀ“t get it going...so i had a look and it only need a new spark plug...so i turned it into a field bike BUT were the clutch comes up from the engine theres no crack but theres some oil coming up and flowing out of the bike...i was going to put some engine cement were the clutch comes up just enough that it wont stick the clutch..CAN ANYONE TELL ME WAT I NEED TO STOP IT FROM PORE IN OUT?????!!