...it took a lot of careful and skilled fuel mapping to get it to run right at low engine speed/high load That's part of what scares me... I'm pretty sure the stock ecu from the e34 won't have enough room in the "fuel trim" map to compensate and I'll have to go for a custom-programmed stock ECU or ...

yea..I'm in the u.s.a so buying parts from here would kick my arse when it comes to shipping. I really want to use the headers but I won't chop them and weld M30 openings on it either.....well if i get desperate enough to do it i may if its possible without developing exhaust leaks down the line

first time poster in awhile...I usually just surf and read threads. Anywho I'm doing a M30 swap to my E30 and I'm still sourcing parts. I have 1 question. I'm buying some Euro headers from an e34 M5 3.6 and I want to put them on my e23 M30 motor. I found out recently that the bolt holes are differen...

its mostly due to the u.s emissions and the cat system bmws put on u.s cars....early u.s m30 motors with the motoronic only have 182hp/214ft lbs of torque as opposed to 218/hp for the euros

would the 3.0 or 4.4 Bmw v8 fit?

looks like sweet progress you are making...is that from an e28 or an e34 and what tranny, clutch are you putting in it?

nice pics...those brakes are bigger than my rims.. damn it , but they are cool as hell though

awesome meet, any "action" shots of the crew in motion