Picked up another diesel Mercedes today, a '74 240D, just wondering if there are any tips or quirks or anything I might need to know about the w115 body cars? I'm familiar with w123 and w116 cars but the w115 seems quite a bit different, I'm hoping simpler and easier to work on.

Thanks folks!

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1982 300D Turbodiesel, daily driver. Mods so far: Fram 8038 paper filter, 4 brake light mod, Gen II w126 (front) rotors/calipers, boost turned up to 12lbs, non-egr manifolds, water/methanol injection, 4-speed manual
1980 300SD Turbodiesel, project car, nearly ready to hit the street

1974 240D, New paint