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m52b20

  1. BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hello! I changed my engine. So my cooling system is working right. Problem have to be in engine. So water pump, thermostat or headgasget. I havent beed driving much cause car is not inspected. I let the car run idle, heat went middle of the gauge. Then in some time 8 to 12min it started rising...
  2. General BMW Discussions
    So I'm casually driving my car, already on the road for like 10 minutes, engine warm, cruise control on, rpm about 2900, everything allright. I hold the cruise control paddle to put on some speed, suddenly in the exact moment I touch the CC paddle, the rpms INSTANTLY drop from the above...
  3. BMW Tuning Forum
    Can the 80mm bore on a M52b20 be bored out to 84mm (like the m52b25) safely? Are the water-jackets inside these two blocks the same here in europe? Kid regards Lumin
  4. Auto Electrical Forum
    Hello everyone, I'm new to the BMW forums and to the vehicles themselves! I got mine about 3 months ago and I'm really enjoying it! However there are some minor problems to which I cannot find the solution to. One of the main problems Is that my tachometer is not working, the temperature...
  5. BMW Engine Conversions
    Hello, Recently bought an m52b28 to put into my e36 320 coupe, Engine comes with all parts including ews computer, ecu and key Since the Car is originally a m50b20, Will it be neccesary to change other computers? To make the engine run? Note : Car is from 1997 aswel as the new engine, both ews2...
  6. BMW 3 Series Forum - Technical Talk on the BMW E21
    Hello there, I need to replace the catalytic converter on a 320i. Would a part from a donor 325i be usable?
  7. BMW Engine Conversions
    hello guys, I have a m52b20 engine with the beauty of 280,000 km, given to me by a friend who I helped to swap a m52b23. The idea was to regenerate it and tuned it a bit. ideas are 2. the cylinder bore from 80 to 84 and transplant pistons, connecting rods and s50 head. or draw up the engine...
  8. BMW Engine Conversions
    Hello all. Sorry if I have done anything blatantly idiotic as this i'm a forum "postee" virgin. I have searched long and hard (everything being relative) to find these answers, enough i believe to justify wasting a bit of your time. any help would be massively appreciated. Dropping M50b25...
  9. BMW Engine Conversions
    I have put the 5 series m50b25 into my 320i but now it wont start. Nothing happens when i turn the ignition. Nothing as if it had no power at all. But it has. I can measure current but what could bee missing? Suspect some wire loom might need modding but what wires? else how do i know if it...
  10. BMW Tuning Forum
    Hello everybody hope all is good. Right I'm recently the new owner of a 2000 reg 2.0 z3 Cosmo. I have told that my engine could be improved by doing a simple mod of changing the manifold to an m50 manifold however on trying to do a little research I can not find any results for the 2.0 engine...
  11. BMW Tuning Forum
    Hi everyone, relatively new to BMW ownership (4 days!) Have bought a well cared for Madeira violet 320i touring and despite a few minor issues is proving to be a nice ride. I chose the 2.0 litre as I'll shortly be moving abroad to Norway where car importation tax is unbelievably high and...
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