stolen from another forum...but thought it as to be a good reference for some.
*mods move to appropriate sub forum if required
U.S. E30s:
318i/is
1984-1985 - 3.64 (84 open for Auto)
1991 - 4.10 (Manual)
318ic
1991-1992 - 4.27 (Manual w/ LSD option)
325
1988 - 2.93
325e/es
1984 - 1985 - 2.79 w/ LSD option
1986 - 1987 - 2.93 (es = LSD)
325i/is/ic
1987 - 1988 - 3.73 (is = LSD)
1988 - 3.73 (Automatic; iS = LSD)
1989 - 1993 - 3.73 (Manual; is = LSD)
1989 - 1992 - 4.10 (Automatic; is = LSD)
325iX
1988 - 3.91
1989 - 1991 - 3.91 (Manual)
1989 - 1991 - 4.10 (Automatic)
M3
1988 - 1991 - 4.10
1988 - 1991 - 4.45 (rare)
325i Touring
3.91 (LSD = option)
*mods move to appropriate sub forum if required
U.S. E30s:
318i/is
1984-1985 - 3.64 (84 open for Auto)
1991 - 4.10 (Manual)
318ic
1991-1992 - 4.27 (Manual w/ LSD option)
325
1988 - 2.93
325e/es
1984 - 1985 - 2.79 w/ LSD option
1986 - 1987 - 2.93 (es = LSD)
325i/is/ic
1987 - 1988 - 3.73 (is = LSD)
1988 - 3.73 (Automatic; iS = LSD)
1989 - 1993 - 3.73 (Manual; is = LSD)
1989 - 1992 - 4.10 (Automatic; is = LSD)
325iX
1988 - 3.91
1989 - 1991 - 3.91 (Manual)
1989 - 1991 - 4.10 (Automatic)
M3
1988 - 1991 - 4.10
1988 - 1991 - 4.45 (rare)
325i Touring
3.91 (LSD = option)
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