Question about 1982 Yamaha XJ 650
Sounds like your air to fuel mixture is out of whack on your carb.
Posted on May 09, 2009
Black smoke is running rich, normal up to a point on choke, white/gray smoke is burning oil, not good. if mostly happens on start up then might be just valve guide seals, oil tends to drain past them when engine not running. white smoke under load is rings/bore shot, black smoke running rich.
Posted on May 10, 2009
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Posted on Jan 02, 2017
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