Completely original engine marked ’73; just overhauled and complete with exhaust manifold, alternator, flywheel clutch.
1990 cc; 4 cylinder / 2 valves (STR 4 OHC); 130 Hp
Stroke 80,00 mm / Bore 89,00 mm
Bosch / Kugelfischer mechanical fuel injection
Evolution of the famous M10, from which it was differentiated by the introduction of the Kugelfischer mechanical injection instead of the carburettor.
With this fundamental innovation, at the time he managed to reach 130 hp at 5800 rpm and a torque of 176 Nm at 4500 rpm.
This type of engine was used on: BMW 2000 tii; BMW 2002 tii; BMW 520i