my blaster was just rebuilt with a .70 overbore and when i turned it non it was smoking a lot so decieded to take off the head and i cleaned off all the oil and i kicked the motor about 3 times and the piston gets oil on the top of it and its driving me crazy.if you type in YouTube - Sandeep9201's Channel you can get a visual of the problem if anyone can help me out i would really appriciate it