chain slop may be caused by stretch.line up the timing marks on the cams and see where the crankshaft is.anymore than 6-7% is undesireable.the tensioner in the 380 is spring and oil.the # is stamped at the bellhousing to the left of centre.

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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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