The BMW 5 Series E12 528i was a high-performance variant of the E12 5 Series produced from 1977 to 1981. It was powered by a 2.8L inline-six engine producing 142 horsepower and 165 lb-ft of torque, mated to a 4-speed manual transmission as standard.
Engine:
Type: M28B inline-six
Displacement: 2.792 liters (171 cu in)
Power: 105 kW (142 hp) at 6,000 rpm
Torque: 223 Nm (165 lb-ft) at 4,500 rpm
Fuel system: Dual Zenith-Stromberg carburetors
Transmission and Drivetrain:
Transmission: 4-speed manual with overdrive as standard, optional 3-speed automatic with torque converter lock-up