Overview
The story
BMW built the M20 from 1977 to 1993. The 2.5L M20B25 went into the 325i from 1985. The 2.7L M20B27, called eta, was tuned for economy and low-speed torque, and first went into the US 528e in 1982 and then the 325e. A published reference
Specs
Versions
-
2.5L and 2.7L in the E30 M20 A published reference
2,494 cc in the 325i, about 168 hp; 2,693 cc in the 325e, 121 to 127 hp
In E30 BMW 3 Series, 1984–1988; E30 BMW 3 Series, 1987–1991; E34 BMW 5 Series, 1989–1990
Figures
- Block and head: Cast-iron block, aluminum head A published reference
- Valvetrain: Single overhead cam driven by a belt, two valves per cylinder A published reference
Watch out
No warning is written up yet. That means none is recorded, not that there are none.
Owning
Maintenance
No service schedule is added yet.
What owners and buyers say
No source singles out a version yet, for good or bad.