Megasquirt 3 for Dummies - E30 Performance
Mar 19, 2012 · The BMW stock crank sensor for M50s (not sure about M20s) requires a 10k resistor in line with the crank signal. Without it, your car will crank/start but not rev very far. Wiring I never did get the hang of the stock harness enough to be able to make a plug and play harness out of the stock ECU connector.
M20 vs M50 discussion - E30 Performance
Mar 3, 2011 · M50's are around 40 lbs more than an M20 and that weight is going in the front of the car too. E30's have (very slightly) more weight in the front and this will just make it worse. Not to mention it's much easier to remove weight from the rear if your concerned with weight and that will make it even worse.
Megasquirt for dummies - E30 Performance
Feb 26, 2009 · Megasquirt uses a manifold absolute pressure (MAP) system instead of a mass air flow (MAF) or an air flow meter (AFM). The MAP system requires a vacuum tube to the Megasquirt from the intake manifold. With this simple addition, the AFM the E30 uses can be removed without harm. In addition to the MAP system, the Megasquirt is readily compatible ...
Vacuum leak troubleshooting - E30 Performance
Mar 24, 2009 · M20/M30/M50/Whatever! All engine related stuff here. ... 6 posts • Page 1 of 1. BMW BUM E30 Guy Posts ...
Complete M20 Rebuild Parts List - E30 Performance
Dec 16, 2011 · Timing belt kit w/tensioner – Always replce the timing belt and tensioner. Since the M20 is an interference motor the timing belt should be replaced any time tension is relieved from the belt. Water pump – This should always be replaced on any rebuild.
What's an M20? - E30 Performance
Mar 10, 2009 · BMW M20 BMW M20 engine Manufacturer BMW Production 1976–1994 Predecessor None Successor BMW M50 Class Straight-6 Engine(s) 2.0 L (1990 cc/121 in³) 2.3 L (2316 cc/141 in³) 2.5 L (2494 cc/152 in³) 2.7 L (2693 cc/164 in³) The M20 is an inline-6 piston engine of BMW. The 12-valve, belt driven SOHC design was introduced in the 1977 BMW …
24V Swap info - E30 Performance
Mar 23, 2009 · This is the reason many decide to go with an S5X engine. Vanos also helps deliver power much more efficiently and gives a more fun ride. Remember that the M50 has a much better head design and will give increased response and over all power than an M20. Engine bore and strokes Engine Bore stroke Rod length M54B30 84 89.6 135 S52 86.4 89.6 135 ...
The Great Big M20 Timing Belt DIY - E30 Performance
Sep 10, 2012 · 1) Remove the 13mm bolts from the water pump housing and pull the water pump off. Your new pump can be used as a guide to find the bolts. 2) Wipe the water pump mounting area free of debris and old gasket material. 3) Bolt the new pump and gasket to the block. Be careful not to tear the new gasket.
ECU breakdown, Motronic versions by ECU # and build date
Nov 1, 2011 · M50/B25 thru 8/91 0 261 200 405 Bosch Motronic M3.1 525i/iT E34 M50/B25 9/91-1/92 0 261 200 403 Bosch Motronic M3.1 525i/iT E34 M50/B25 2/92-93 0 261 200 402 Bosch Motronic M3.1 525i/iT E34 M50tu/B25 93-12/94 0 261 200 413 Bosch Motronic M3.3.1 525i/iT E34 M50tu/B25 1/95--> 0 261 200 413 Bosch Motronic M3.3.1 w/ EWS-II 528i E39 M52/B28 …
MVRK - DIY: M50 Swap Straight Shifter - E30 Performance
Mar 21, 2012 · Re: MVRK - DIY: M50 Swap Straight Shifter Post by mvrk10256 » Sat Mar 17, 2012 9:35 pm MrEricT wrote: I just use a vise and an adjustable wrench and tweak it a little bit, but this works too.