I found an EHA at the boneyard this week, and was curious that it is a gray color instead of black. It came from a 1985 190E 2.3 and the Bosch part # is 2 437 020 004. Does anyone know if this will work in my 88 300E M103 ? Any replies appreciated.

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1992 400E current
1988 300E sold
1973 280C totalled
1973 280SEL never got it running
1971 250C my first love but rusted out