Engine BMW S38B38

The BMW S38B38 engine appeared in 1992 and was developed on the basis of the S38B36: a crankshaft with a piston stroke of 90 mm and with 12 counterweights was used, connecting rods were 142.5 mm long, the cylinder diameter was increased to 94.6 mm, new lightweight pistons with a compression height of 30.7 mm, the compression ratio increased to 10.5, and the working volume reached 3.8 liters. Continue reading Engine BMW S38B38

Engine BMW S62B50

The modernization of the M62 engine led to the creation in 1998 of the improved S62 8-cylinder gasoline engine. The cylinder bore has been increased to 94 mm and the piston stroke is 89 mm. This allowed the total engine displacement to be increased to 4941 cc. The S62 inherited an aluminum engine block and aluminum cylinder heads. Continue reading Engine BMW S62B50

Engine BMW S63B44

The BMW S63B44 engine is the development of a subsidiary of the BMW carmaker – BMW Motorsport GmbH. It is a variant of the N63 series and was first used in the production of the BMW X6M. The main emphasis of this engine series is placed on economical fuel consumption and high technical characteristics of the unit as a whole. Continue reading Engine BMW S63B44

Engine BMW S85B50

BMW S85 Engine – V-type 10-cylinder piston engine with two overhead camshafts (DOHC), which replaced the S62 engine, was produced from 2005 to 2010 and was used in BMW E60 M5, E61 M5 and E63/64 M6. The S85B50 engine is high-revving, with a red mark on the 8250 rpm rev counter. It reaches over 100 hp (70 kW) per liter, and has a very high compression ratio of 12.0:1. Its technology is based on the BMW Williams F1 engine. Continue reading Engine BMW S85B50