Bike problem

Ponytail

New Member
desertrat said:
Last couple of days my bike has been hesitating when I crack the throttle under load. Not all the time, but occasionally. Especially when I go to pass is a good example. It will miss a beat or two, backfire and then get with the program. Seems like it's just one cylinder. V twin, carburated and not modified. Any ideas?

What kind of bike is it? Year? Last time your airfilter was cleaned/changed?

This is common especially after they warm up a bit. The back cyclinder runs lean due to the heat from the lack of outside air flow it gets. So any further internal restriction such as bad airfilter, warn plugs/wires...that back cylinder will cough.

Pull the air filter and take it around the block without it to see if that helps. Pull the plugs and see if they look different from front to back.

If these aren't the culprit, and the carb cleaner doesn't help, then you'll need to dig deeper...carb tune, ignition timeing check, etc.
 
Ponytail said:
What kind of bike is it? Year? Last time your airfilter was cleaned/changed?

This is common especially after they warm up a bit. The back cyclinder runs lean due to the heat from the lack of outside air flow it gets. So any further internal restriction such as bad airfilter, warn plugs/wires...that back cylinder will cough.

Pull the air filter and take it around the block without it to see if that helps. Pull the plugs and see if they look different from front to back.

If these aren't the culprit, and the carb cleaner doesn't help, then you'll need to dig deeper...carb tune, ignition timeing check, etc.
Check. Thanks.
 
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