89 Yamaha FZR 400 discussion forum: poor running /stalling after ten minutes running
poor running /stalling after ten minutes running
bought a 89 1 w g as an unfinished project track bike. every thing seemed normal started first click there is a new akropovic straight thro silencer. i have run it a few yards on the street but it will just die if left ticking over for a few minutes. it is running rich plugs are sooty black. best to re jet or change to original exhaust?
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