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RETIRED
Join Date: Jul 1999
Location: BOULDER Colorado
Posts: 39,412
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Try using Valvoline VR1 RACING 20/50.......if the same consumption, try a straight weight. Otherwise, top end time.
Do you have smoke on decel?
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1983/3.6, backdate to long hood
2012 ML350 3.0 Turbo Diesel
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