port and polish

  1. Marion Cobretti

    For Sale Custom 43cc Bicycle FOR SALE

    Selling my 43cc motorized bicycle. I have a video up where I ride the bike then talk about about it. If i was to give a quick description right now. Bike is fully aluminum, 26in rims, super lightweight (trust me I know i had a 66) automatic, 2 stroke, super sexy. I did lots of internal engine...
  2. Vintagemotorized

    Help!! My is my jug shot?

    my bike has had compression issues after I ported and polish the engine at first I blamed the base gasket that I made out of cheap gasket maker (it was pretty much bare metal) but when I removed my jug I found these scratches on the cylinder wall going from the top to one of the ports I believe...

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