Thread: NGK non-resistor spark plug P/N for 97 SL500
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  #3  
Old 11-05-2004, 09:04 PM
Arthur Dalton Arthur Dalton is offline
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Join Date: Aug 1999
Location: Florida / N.H.
Posts: 8,804
W9DC0 on your chassis has been changed to F8DC4 , Bosch Super , copper core , non resistor.
NGK replace is BCP5ES..

Here is cross charts

http://www.clubplug.net/bosch_ngk.html
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