I welded the factory muffler back together from when I tried to make a custom one. Put a charger on the battery cuz I let it set for a while & it was almost dead. Than the starter went out on it, so I pulled it off and am waiting on a new one. so I kick it over & get it started and it now sounds like its got a rev limiter.. And its set REAL LOW. I first thought crap I must have puddle welded too much and now the pipe is too restricted!! And left the scoot alone for a while. Yesterday I kicked it over it started and I was trying to rev it and it was doing the same thing. But this time for some reason I slightly engaged the rear brake and it friggen took off!! *?
As long as I kept the brake on it ran good. So I got took it for a ride. It was pretty quick than it went back to acting like it had a rev limiter. Than it got so bad that it would idle but wouldn't rev like the cable was broke but its not & you can hear the engine bog slightly. I don't get it. I was thinking it might be an electrical prob but than if I hit the front brake it didn't do it.
Now all it does it idle no matter how much gas you give it..
Hears a good one for ya!!
Moderator: Moderator
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Kenny_McCormic
- CBR1000RR

- Posts: 4957
- Joined: Sun Apr 16, 2006 11:51 am
- Location: Southern Michigan
Any chance you airbox or carb manifold is loose and the brake cable is somehow holding it back in place?
Clive.
Clive.
Lambretta TV-175 (wish I'd never sold it!)
2005 Vento Phantom R4i 125cc (stolen)
1986 Yamaha XC180 Riva
1985 Honda CH150D Elite
1988 Honda SA50 LX Elite
1989 Honda SB50
2007 iScooter 150cc
2006 Roketa 150cc
2006 TNG Venice 50cc
2005 Vento Phantom R4i 125cc (stolen)
1986 Yamaha XC180 Riva
1985 Honda CH150D Elite
1988 Honda SA50 LX Elite
1989 Honda SB50
2007 iScooter 150cc
2006 Roketa 150cc
2006 TNG Venice 50cc
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Kenny_McCormic
- CBR1000RR

- Posts: 4957
- Joined: Sun Apr 16, 2006 11:51 am
- Location: Southern Michigan
I think your pipe you made is choking flow and causing a rich condition, under heavy load(stall attempt with brake) the engine demands more fuel and picks up as it leans out.
I am not a mechanic, nor do I play one on TV. Actually my advice is probably worth slightly less than what you pay to view it.
