History of the diesel car developments (Mercedes-Benz, BMW, Peugeot/Citroën, Fiat, Alfa Romeo, Volkswagen Group) There were also small diesel engines produced in England by British Leyland and Perkins. For reasons of economy the petrol BMC "B" series engine was dieselised and produced in capacities of 1.5 and 1.8 litres. Perkins produced the 4.99, 4.107 and 4.108 engines all of which were extremely reliable. Later BL produced the five main bearing "O" series engine which was extremely strong. Petrol turbo variants could make 200HP and the engine was ideal for converting to a diesel. In fact, the 1988 Austin-Rover MDi unit (also known as the 'Perkins
Detroit Diesel Series 149 Detroit Diesel Series 149 The Detroit Diesel 149 is a series of two-stroke diesel engines manufactured by Detroit Diesel which were first announced in early 1966. After Detroit Diesel was spun off in 1988 and later acquired by MTU, production of Series 149 engines was discontinued around 2000. The first configuration was announced at the 50th anniversary SAE Tractor meeting. It was a naturally aspirated 12V149 rated at about soon followed by a naturally aspirated 16V149 rated at about . As manufacturers in the marine, construction, mining, and many other industries required more power output, Detroit added turbocharging and intercooling