Questions & Answers for: 87 yz125

87 YZ125 won't start for me. as soon as i turn the gas on it all leaks out from the float bowl. the float is not stuck i checked it and replaced the O-ring on it, but it continues to just leak all the

87 yz125. gas pours straight through carb have a 1987 yz 125. gas just pours straight through the carb and out the overflow tube(s. all three of them. took the carb apart and cleaned it, needle was a ...

87 YZ125 won't start up. New top end at the begining of the season. It ran like a brand new bike for me one day and then it stopped starting. Could it be the crank seal? I'm not an expert on 2 strokes

...87 champ quad. Picked up quad from a friend for my daughter as a trial run before buying new bike just to see if she's actually interested or just thinking she is. The problem is the poor little ...

yz125 burning off piston edge at high rpms pro circuit pipe, 370 main jet, stock needle setting, 1.5 turns out on air screw, burns off exhaust side of piston when running wide open for about 7 or more