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Old 08-25-2002, 01:39 AM
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csnow csnow is offline
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Join Date: May 2002
Location: Mass
Posts: 1,127
+4 worked ok for me

FWIW I have had good results with the Platinum +4s in my 300E.
No hot weather problems during this very hot summer.
This is not to dispute any recommendations, just a data point...

Gaps on new plugs (that require gapping) can vary significantly, and really should be checked.
1986 300E 5-Speed 240k mi.
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