Added reply in a thread 1986 kx125 project, won't rev out 2/12/2018 2:04 PM

Ya man pretty familiar to that, gonna change seals and piston and see what happens?

Added reply in a thread 1986 kx125 project, won't rev out 2/11/2018 2:37 PM

Pretty bad alright, but would it still have such an effect on performance because it's all below the ring?

Added reply in a thread 1986 kx125 project, won't rev out 2/11/2018 11:31 AM

Okay took off the cylinder and power valve assy this evening, cylinder looks fine but piston has some damage below the ring gap, power valve assy wasn't to dirty. Still don't know why shes bogging down on me.. still convinced it's a carb issue but can't

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Added reply in a thread 1986 kx125 project, won't rev out 2/9/2018 2:24 AM

Okay I've gotten to do some bits during the week, checked main jet in carb and it's a 330.., I think it should have a 340, would this cause such a problem, needle clip position was okay, plugs and fuel are new, along with air filter, getting a really ... more »

Started new thread 1986 kx125 project, won't rev out 2/7/2018 5:42 AM

Hey Guys im Sham from Ireland, bought this kx125 e1 from a friend last week as an old school project for handy money, but cannot get her to rev out fully, thought it was carb needing tuning but there's no airscrew on the mikuni vm35ss, any ideas why

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