1. The manufacturer began the production of the 2.0-liter engine in 1992. At one time, the only way to get a wire harness to connect the ECU to the engine, was to grab one from a salvage yard. 3. DATA FILE M50 E21. Neutral Safety Switch. This engine replaced the old one 2.0l M102 engine. You have to free it from the gearbox and tilt the motor up and out. Connecting cruise control to the clutch pedal. Written by Johan735 Document history: # 03 May 2005 initial "new" version. Goal: swap in an M20B25 engine into a US E21 320i body ... Engine mount brackets (metal) and rubber mounts from a 6-cyl E21 ... E12/E23/E24/E28/E30, although those may require modification or custom mounting to fit). Rustyl, and a salvage title from years ago. E24 engine swaps Post by raffi91 » Sat Mar 21, 2009 3:16 am I read that you can fit a BMW V12 from a 850 in a e24 chassis what else would fit with little to no modifications as far as BMW engines from later years? Since every LS engine swap is a little different and there are lot of choices to be made, you can use this guide as a reference for ideas and part numbers as you move through the process. ENGINE AND TRANSMISSION 2.5-litre straight-six M50B25, full Walton Motorsport exhaust system with custom manifold, complete wire loom tuck, engine bay welded and smoothed, converted engine fuse box, K&N air filter, viscous fan delete with front-mounted electric fan, air con and power steering removed, custom radiator with top … This guide will assist you in making a seamless LS engine swap. Problem: There are countless reasons why you might want to replace your engine. The remove the starter motor and unbolt the gearbox from the motor. An engine harness can make or break a late-model engine swap. But that entailed knowing how to re-pin the harness, and eliminate many unneeded wires. M20 engine swap into E21 320i. The M111 series includes the M111 E18, M111 E22, and M111 E23 engines. Garage: E28 M535, E30 320 cabby, E23 732 manual and the pocket rocket '02 conversion; Report post; Posted June 2, 2014 You realy are starting with the incorrect E28 to do the swap, it is alot easier with a M30'd 525/535, a little easier with a 528, less so with a 525e/520 and I am afraid bottom of the list is the 518. 2. At Summit Racing Equipment, your engine swap just got a whole lot easier with these all-in-one engine swap kits. Basically, there are three different systems that need to be wired when performing a swap. Oh and don't forget to undo the engine mounts. I originally thought i'd use the 5 speed that was in the e23, but then realized the L-jet engine's trans did not have the holes in the bell housing for the crank sensors, so i bought the g280 as well. E32 Engine Swap. 1. I have done it three times and have to do another swap this weekend. Attach the motor to an engine lift from the passenger side. ... E23 Wiring Diagrams. 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