Thread: Ignition wires!
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  #12  
Old 01-14-2008, 07:58 AM
Ferdman Ferdman is offline
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Join Date: Aug 2002
Location: Southeastern PA
Posts: 3,077
Xsbank, yes ... the HR9DCO are resistor plugs; however, I don't think Bosch makes the H9DCO plugs any longer. Check with your local MB dealer that the F8DC4 plugs are OK for the 103 engine. A tech at our local MB dealer told me years ago that all the 124 engines run better with the F8DC4 plugs.
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