Xr4 backfiring probs
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#1: Xr4 backfiring probs Author: k_bomb, Location: When the sun dawn on me..
Posted: Fri Aug 27, 2010 4:15 am
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Have this prob after i just took out my bike from overhaul.n carb changed.doubt it has to be my carb jettings but everytime when close throttle there is a lot of clapping sound from the end can.can anyone explain?
#2: Re: Xr4 backfiring probs Author: ajaedkoesla, Location: southend
Posted: Fri Aug 27, 2010 4:40 am
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im xperiencing crazy clappings too..!! isit cos of removed diffuser?
#3: Re: Xr4 backfiring probs Author: funtime, Location: Roamin in the Gloamin
Posted: Fri Aug 27, 2010 5:07 am
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Air leak at all or one of the exhaust connections
#4: Re: Xr4 backfiring probs Author: k_bomb, Location: When the sun dawn on me..
Posted: Fri Aug 27, 2010 6:57 am
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Oic,but seems ok to me..lemme hv a closer look..
#5: Re: Xr4 backfiring probs Author: funtime, Location: Roamin in the Gloamin
Posted: Fri Aug 27, 2010 9:12 am
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Seal the joints with exhaust joint compound or high temp silicone sealant
#6: Re: Xr4 backfiring probs Author: crackHEAD, Location: Singapore
Posted: Fri Aug 27, 2010 10:41 am
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if u removed ur diffuser,there will be backfiring ..so its normal bro.
#7: Re: Xr4 backfiring probs Author: ajaedkoesla, Location: southend
Posted: Fri Aug 27, 2010 12:09 pm
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mmkay.. tanx man! but i tink im gonna check out my carb jetting as well jus to make sure all is fine..
#8: Re: Xr4 backfiring probs Author: vqz_racing,
Posted: Tue Aug 31, 2010 12:50 pm
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try replacing the black rubber thingy connecting your air filter and carb 
#9: Re: Xr4 backfiring probs Author: ajaedkoesla, Location: southend
Posted: Tue Aug 31, 2010 5:40 pm
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got it done jus now.. my carb was missing an oil seal. now its all nice n goooood!
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