1986 Chevy S-10 Blazer 4X4 Automatic, 2.8 L. V-6. I don'tknow the history on this one, but it has a strong enginevibration. I am aware that some of these 2.8 engines havean externally balanced crankshaft & some have an internallybalanced c-shaft. These require...

FIX posted 2/23/1999

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