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Have the engine out now,,, now the piston will not come off,,, beginning to think this motor doesn't want to be fixxed. ..lol

Don't know y pic was upsidedown??? Here's a better one...lol

Ok..so I decided to rebuild my gy6..the engine powers a American sport works quantom 7150,, I have everything disconnected, , but the 2 rear bolts that hold the frame that is around the engine will not come out!!! The nut is off but bolt still won't budge,,, I have tried a jack in several...

Yes ,,, I'm thinking new top end, no matter what is wrong..if crank is bent will replace it as well while I'm in there...lol

Any suggestions on where to look for new engine or parts??

Yes ...it is a gy6

Hello everyone,, hoping I can get some ideas here, recently my son was riding one of our karts, (a 150 cc quantom) one of the oil cooler lines under the vehicle split and it ran dry!!! Now it will not start,, have not opened up the engine yet so I have no clue what damage has been done,,, even...