ccw to lean,cw to richen.i would try a half turn just to start.pull one or two plugs to check,they will be black if you are too rich.

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David S Poole
European Performance
Dallas, TX
4696880422

"Fortune favors the prepared mind"
1987 Mercedes Benz 420SEL
1988 Mercedes Benz 300TE (With new evaporator)
2000 Mercedes Benz C280
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