1994 Yamaha XV 535 Virago DX "backfiring" Questions

backfires I have a 2006 suzuki s40. I just took it in and had new jets put in because you had to ride with the choke wide open and had a lot of backfire when slowing down using the transmission. Now ...

please could you help me? i have a virago 1100 that as been stood for a year , it ticks over at 1000 revs but when u rev it only goes to 3000 and backfires and the revs go up and down clean the carbs,

1993 Virago 750 NOTE 750 not XV550 but couldn't find XV750 in listing. Runs great on 94 Octane. Poorly on 91 Octane: hesitates, backfires when downshifting 3-2-1, ocassionally stalls at stop sign.

What causes it to miss and backfire on one cylinder? Carbs rebuilt, new plugs ran great for a month, plug that misses was black, checked and it fires great when grounded...rear cylinder Did a ...

...Does my motorcyle have a fuel pump? The service manual is unclear. Some Virago's do? some dont? Backfiring... sounds like you have spun the timing. check your electronic ignition seems that it