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  1. R

    china bike 122cc dohc 4 valve project

    any updates? what year gixa is the tacho off?
  2. R

    Low engine compression and overfilling carby

    your compression problem could be rings, valves or valve clearences how long is the motor? if its done a lot of hours the valves could be worn and have no valve clearence. then again if its a old motor it probley needs rings anyway and soulds like the carby float level is outa wack or one...
  3. R

    YX 150 Blowing Smoke / Using Oil

    its most likely to much oil and its glazed the bore, new set of rings and a hone and it will be like new again or you could just put a 165 kit on it
  4. R

    china bike 122cc dohc 4 valve project

    ok cool, i was thinking of getting one of the 57mm ceramic kits, coating the piston and honing the barrel, becase from what i have hurd the barrels are a littel out of round... so that seams like a good option. my 56x49.5 motard screams, revs higher then the 52.5x55.5 with the same setup and...
  5. R

    china bike 122cc dohc 4 valve project

    hey how much did it cost to get the piston coated? and how thick is the teflon coating? great project if you go on planetminis.com theres a guy on there making a few custom 4v heads sohc and dohc, might be a good idea to talk to him
  6. R

    138cc lifan with oil cooler

    i agree that "start in any gear" crap is for littel kids
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