June 25th, 2019, 06:56 AM
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#3
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Rev Limiter
Name: Jay
Location: WI
Join Date: Jul 2013
Motorcycle(s): '06 SV650n, '00 Derbi GPR, '64 CA77 Dream 305, '70 CL450 Scrambler, numerous dirt bikes
Posts: A lot.
MOTM - Jun '18, Oct '16
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Quote:
Originally Posted by 1MNeary
When the choke is applied full the bike backfires constantly and runs worse, at 1/2 choke it does the same thing but runs pretty much the same until you let off the gas, then it backfires. At 1/4 choke it runs no different and also backfires after letting off at wide open throttle.
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Try removing the air filter temporarily and see how it runs.
You may need to go through the carbs and correct some "mods" and over-enthusiastic jetting changes.
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1 out of 1 members found this post helpful.
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