Engine Mechanical problem
2002 BMW 525 6 cyl Two Wheel Drive Automatic

WHAT OTHER BMW ENGINES CAN FIT A 02 BMW 525I?

I suppose that would depend on how much trouble you are willing to put up with. What motor do you want to put in that old grocery getter?

can a 2000 E46 M52TU 2.5L Engine fit my 2002 bmw M54 2.5 engine?

Yes it will fit but it does not interchange. The wiring is different and there are different levels of equipment involved.

ok how about a 325CI BMW E46 M54 engine. would it be compatible with the computer and connectors of my 02 E39 M54 engine?

Yes, those are the same motors ♥