Help!!

pocket3799

Founding Member
Jun 22, 2002
286
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Albany,GA
Got a problem on the vert, I think. It's my 84 LX 5.0 vert.

It runs fine most of the time, but occasionally it will start blowing blue/black smoke out the pipes and start running rough. It won't want to idle, it surges. What could be wrong?? Rings?? Something else?

This just started within the last couple weeks.