Only a 115 (NA) 300D (1976 or earlier) would fit. A 123 engine won't fit because the oil filter cannister will interfere with the steering box.

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'95 E320 Wagon my favorite road car. '99 E300D wolf in sheeps body, '87 300D Sportline suspension, '79 300TD w/ 617.952 engine at 367,750 and counting!