Lights:
w123 US spec lights
w201 US spec lights.
w124 US spec lights (not important)
500E headlights
w123 chromed taillight”bumpers” (sedan)
Driveline:
w123 differential
3.07 and 2.88
Wheels:
Centra bundts wheel 15″ (1 rim only)
Engine:
om606NA pump
Turbo manifold om617 (especially exhaust, but intake if cheap)
Interior:
w123 and w115 illuminated sunvisors
AC-control unit for w123
Tachometer w123
electric w123 speedometer (from 1981 something?)