Bmw 850i Ls Swap

Car is a 1992 BMW 850i, originally came with an M70/4HP24 automatic transmission. Engine is an LM7 iron block 5.3 with an Elgin 1839p cam and a 7875 turbo at 12 pounds of boost. 17" BMW Style 5s from a 528i sport pack Runs on 91 pump gas, likely sitting around 600-650whp.

Looking in to a T56 swap in the near future as a 4l60e built to this level with a converter this tight means that the shifts are pretty rough, to say the least. 2-3 and 3-4 are fine, but the 1-2 shift will chirp the tires at anything over ~20% throttle. Sreten from M539 Restorations enjoys working on BMW vehicles.

One of his many projects is a 1991 BMW 850i (E31) called "Marseille" found sitting for. Let me introduce you to my very long and coming S85 V10 swap thread on this 1991 Canadian 850i 6 speed. Car is a relatively rare sport.

Bimmerforums is the preferred online BMW Forum and community for BMW owners. At Bimmerforums, you will find technical how. My 1992 BMW 850i Turbo 5.3 LS Swap.

Finally got it out of the garage and cleaned up, almost ready to hit the roads. Share Add a Comment Sort by: Best Open comment sort options Best rudbri93. Maintenance, Safety Checks, and Performance Optimizations Once your BMW is running with the newly installed LS engine, continuous maintenance and safety checks take center stage in sustaining peak performance.

Understanding how to LS swap a BMW isn't just about the installation-it's also about dedicating ongoing care to your modified vehicle. While swap kits and plenty of info exists for swapping motors into E30's, E36's and to some extent E21's, there is much less info available for swapping an LS in an E34/E32/E31 (and even E46). The M70 really has no place in 2023 - just preparing the fuel/spark/ECU for a turbo on the M70 would have cost more than this entire swap did start to finish.

ECUs that can run a V12 are expensive, as is everything else associated with it. The V12 is one of BMW's pinnacles. Their V8 sucks in my opinion, compared to the LS1, so why take a perfectly rare 850i/6 in good condition, and put in an LS1? Why not take an 840? You are going to have to use the six speed transmission from the LS1 anyway (t56) and probably shove it in there.

If you really think the V12 costs 25K to rebuild, send it my way. I will buy your 850i/6 with the.