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damalex 09-15-2012 08:12 PM

M106 also "M30B34MAE"
I would like more info on this thinking of buying a 84 745i an would like to know if its carb or fuel injection an how hard parts are to find for it

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BMWFatherFigure 09-16-2012 02:49 PM

7 is the series; 45 the engine size (4.5ltr); the 'i' stands for 'injected' or 'injection' and the L (if applicable) indicates Long wheelsbase (extra 4" in rear doors). Parts are easy although some are expensive compared with domestic products. OEM is very high quality though.

alpinaman24 11-01-2012 09:33 AM

actually its a 3.5 turbo calling it a 45

m102 motor to be exact

bottom end of a bmw m1 7.5:1 compression ready for 15 to 18 pounds of boost

comes with a kkk turbo

it is fuel injected L-jetronic if im not mistaken

i have a couple of these motors

one with a modified turbonetics turbo 20 psi spools at 2200rpm

most of em come auto

pm me for more info on these motors

alpinaman24 11-01-2012 09:35 AM

parts most will fit from m30 motors

but theres some parts that wont

BMWFatherFigure 11-15-2012 01:06 AM

Sorry about the mis-info on engine size.

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