GK73 Tick over

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dashy_gsxr
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Posts: 21
Joined: Wed May 26, 2010 1:16 pm
GK73 Tick over

Post by dashy_gsxr »

I have had this bike a while now and have never been able to get the thing to tick over properly! I have rebuilt the carbs using new o-rings, cleaned the jets etc but it just wont tick over. It revs right through cleanly now (was stalling at about 8k before). I have set the carbs to 1.5 turns out which i think is correct?

Have also tried adjusting the tick over but it goes from not ticking over to ticking over at about 3-4k! Anyone got any suggestions as to what i could try next?

Thanks
Andy
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Posts: 163
Joined: Fri Mar 20, 2009 6:55 pm
Bike owned: R1x2 98/2k/Gp125/73a/76a/76a
Location: Lincolshire
Re: GK73 Tick over

Post by Andy »

dashy_gsxr wrote:I have had this bike a while now and have never been able to get the thing to tick over properly! I have rebuilt the carbs using new o-rings, cleaned the jets etc but it just wont tick over. It revs right through cleanly now (was stalling at about 8k before). I have set the carbs to 1.5 turns out which i think is correct?

Have also tried adjusting the tick over but it goes from not ticking over to ticking over at about 3-4k! Anyone got any suggestions as to what i could try next?

Thanks
Hey,
My 73 would never tick over unless the mixture screws were 2x turn`s out but every set of carbs are different(wear etc),have you balanced them buddy?
Andy :grin:
dashy_gsxr
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Joined: Wed May 26, 2010 1:16 pm
Re: GK73 Tick over

Post by dashy_gsxr »

yes ive balanced them and she runs and revs perfectly it just will not tick over which is very annoying when you come to a set of traffic lights lol. Sometimes it sits at 3k for a while before it cuts out which made me think it was the jets but they are clear as day.

hmmm a mystery thanks for your help though 8-)
deacfo
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Joined: Sun Sep 21, 2008 8:27 pm
Re: GK73 Tick over

Post by deacfo »

Hi,

Had a similar problem last year. I rebuilt a damaged engine and renewed the o-rings, set the mixture screws and started the bike. It ran at high revs then settled for a while. after about 5 minutes the bike stopped idling, fouled number 4 plug and died. I reset the float heights to 14.5mm and balanced the carbs and the bike has run perfectly since. Worth a try. If you've got fuel, air and a spark and the bike starts and runs (however poorly)theres only a few things within each system it could be really.

Hopefully this helps
dashy_gsxr
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Posts: 21
Joined: Wed May 26, 2010 1:16 pm
Re: GK73 Tick over

Post by dashy_gsxr »

Thanks for the suggestion. How would i alter the float height? what specific point does it need to be measured from? Didnt think about this when i was rebuilding the carbs so hopefully this could be a help!

thanks

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