2005 Honda CRF 450 R "rough idle backfire" Questions

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Question about Honda CRF 450 R Motorcycles

1 Answer

...idle low and rough and will cause it to pop and backfire. Dont think it has anything to do with your hot start cable that will make it run it run better if its running rich but your is doing the ...

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...rough idle ? maybe carburetor synch needed? It sounds to me that your carbs might be a little gunked up - you mentioned the gas may have been old, so it's possible that the smaller (idle) jets are ...

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Question about Honda CRF 450 R Motorcycles

1 Answer

Rough idle and backfire at low end RPM Bike starts OK w/ choke, but never seems to completely even out at idle even after warming up. Has intermitent backfire at low rpm that is pretty rough upon ...

...and if its running rough then it may be starving for fuel at idle. Try adjusting you mixture screw and see it the engine will smoot out. Your carb my be dirty and not allowing enough fuel through

Question about Honda CRF 450 R Motorcycles

1 Answer

1999 VN800A runs rough and backfires at high RPM. I just bought a 1999 VN800A. It runs rough and backfires at higher RPM's, but idles OK. I was last run in Phoenix (800 ft altitude) and is now in Reno

Question about Honda CRF 450 R Motorcycles

1 Answer

Rough idle and backfire at low end RPM Bike starts ok w/ choke but never seems to completely even out at idle even after warming up. Has intermitent backfire at low rpm that is pretty rough upon ...

Question about Honda CRF 450 R Motorcycles

1 Answer

...into the exhaust and igniting. Running rough at low rpm's is usually a sign of too much fuel as well. I would try adjusting the idle control to see if it doesn't help regulate the fuel to the

Question about Honda CRF 450 R Motorcycles

1 Answer

rough idling , backfiring on acceleration Bike idles as though on one cylinder. Backfires on acceleration up to 3000rpm. After 3000rpm. works fine Sometimes, the easy solutions, are the best. Here are

Question about Honda CRF 450 R Motorcycles

1 Answer

...rough idle speed , back firing when slowing down or gearing down runs great at higher speeds and idles after it warms up but idle speed is very low. thank you Check for an air leak at either the ...

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