I think you mean M117 engine, not M119. Not that it was ever available in a W126 but the M119 was simulatneously available as a 4.2l and 5.0l.

Your best bet is to describe your car to Phil via the PartsShop link beside the FastLane link above. He'll sort it out for you.

Sixto
95 S420
91 300SE
87 300SDL
83 300SD