confused

  1. B

    Performance loss .... HELP !!!

    So it all started when a screw for my exhaust broke inside the cylinder I tried to remove it every way possible, sadly it didn't work. I then got a replacement one online, when installing it I tightened it to much to the point that the cylinder head cracked. Unaware I tried to ride it and ended...
  2. M

    Has anyone tried to put a 212cc engine on a Grubee Skyhawk frame.. or any frame, really?

    I recently came across a used Skyhawk GTS frame and would like to build it up with a 4 stroke 212cc engine, but when I look at other build photos online (Even though I havent been able to find many) It looks like a very! tight fit on most frames. Was hoping that someone else has done this before...

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