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Thread: No 1988 BMW 325e in ITA?

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  1. #5
    Join Date
    Feb 2001
    Location
    Trussville, Alabama, USA
    Posts
    1,087

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    Have been researching this...bottom end is the M20B27 as are all ETA motors, 84-87. In 87 the ETA cam was changed to a 7 bearing cam with the same numbers as the earlier ETA cam. (The 7 bearing cam that was standard in the later "i" motors is a different lift/grind) The "i" head was added in 88 and because of that the compression ration dropped from 9.0 to 8.8. Piston part numbers are different and are the "i" top configuration with the pin moved for that one year. The intake manifold is the earlier "e" type as is the throttle butterfly but with the intake ports matched from the factory. So basically it is the old ETA motor with less compression, 6 more horsepower, and another 500rpm to play with. Wish it were classified in ITA as I would like to play with one.

    BTW, you can put a standard ETA motor in that car and play. All e30 chassis cars are the same. Chuck
    Last edited by chuck baader; 03-20-2012 at 03:18 PM. Reason: REsearch
    Chuck Baader
    White EP BMW M-Techniq
    I may grow older, but I refuse to grow up!

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