The Alpina B3 are a series of high performance executive cars manufactured by German automobile manufacturer Alpina, which is based on the BMW 3 Series of the car manufacturer BMW. As of 2021, it is produced as a sedan (four-door) and station wagon (touring). Up to and including the E90 series, two-door sedans, coupes and convertibles were also offered. With the exception of the convertible, every model was optionally available with all-wheel drive. The current diesel variant runs under the Alpina D3 Biturbo.
First generation (E30; 1987-1992)
The Alpina B3 2.7[1] was produced from August 1987 to May 1992. A total of 257 units were manufactured in Buchloe, the number of units includes all variants. The basis for this was the BMW E30 325i (BMW E30) with the M20 engine. It had an in-line six-cylinder with a displacement of 2693 cm3 and had an output of 150 kW (204 hp) and a torque of 265 Nm. The machine had a larger displacement than the series, machined combustion chambers, a 268° camshaft (later 272°) and special cast pistons. Furthermore, a manifold made of VA steel and two metal catalytic converters were attached. The stated performance was achieved through these measures. The B3 accelerated from 0 to 100 km/h in 7.1 seconds and reached a top speed of 227 (224) km/h. The M20-C2/2 engine is the smallest engine variant that Alpina made during the Noelle era.