I may be wrong, but the early 3.0 liter M104 used on the 300CE from 1990-1992 did not have variable valve timing on the intake cam. It also still used CIS-E fuel ignition.

The 1993 300CE was the first coupe to get the 3.2 liter M104 engine.

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Paul S.

2001 E430, Bourdeaux Red, Oyster interior.
79,200 miles.

1973 280SE 4.5, 170,000 miles. 568 Signal Red, Black MB Tex. "The Red Baron".