Bike won't start on 1st turn

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Neve24
Settled in member
Posts: 10
Joined: Tue Mar 16, 2010 7:36 am
Bike won't start on 1st turn

Post by Neve24 »

Hi,

I had some carb issues, splatter & a flat spot on low rev. I just had the entire carb o-ring set changed & this has basically solved that problem. I have now found that my bike hassles to start.

It takes quiet a while to get it started even though it has been started up in the last 24 hours. The process I have found to get it started is; I engage the choke & continouly press the start button in intervals until it starts, this takes maybe 10min, it sounds like it wants to start but just doesn't tick over. When it starts I need to allow it to idle before touching the accelerator because it would just switch off. At this point it sounds like its firing on 3 cyclinders, if I allow it to idle & reving it for a period of time it normalises & revs clean, alternatively I can ride out the missfire & it will run perfectly. At this point if I switch it off it would start back up on the first turn but if I leave it for a day it gives me a hassle. I have been forced to start it up everyday so that I don't have major issues.

The mechanic has no idea what the problem could be, it has been for a service & everything seems to be fine.

Please help!!! :pray:
stripes1976
Familiar Member
Posts: 399
Joined: Sun Jun 01, 2008 7:14 pm
Bike owned: 6 gk76a's, nc29
Location: 76a mod shop
Re: Bike won't start on 1st turn

Post by stripes1976 »

has it had a compression test done? If its what i think its low on compression on at least one cylinder
Neve24
Settled in member
Posts: 10
Joined: Tue Mar 16, 2010 7:36 am
Re: Bike won't start on 1st turn

Post by Neve24 »

No a compression test has not been done. Would this be valid since when I allow it to idle enough or ride it out everything normalises?
stripes1976
Familiar Member
Posts: 399
Joined: Sun Jun 01, 2008 7:14 pm
Bike owned: 6 gk76a's, nc29
Location: 76a mod shop
Re: Bike won't start on 1st turn

Post by stripes1976 »

i could be something really stupid thinking about it. Gimme a call if you want to i'd need to ask you a few questions but if it is stupid we could get it sorted in a few minutes.
pm me if you want my number

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