Thread: 300E W124 M103 Spark Plug?
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  #7  
Old 04-01-2007, 07:43 PM
d2bernhard d2bernhard is offline
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Join Date: Feb 2002
Location: Seattle
Posts: 596
not clear but many members have stated the get the R plug, and Bosch website says the same. I have read many posts on this subject.
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David
1986 300E Anthracite + ECodes + MB Mileage Award
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