M20B25 Engine
M20B25 is a 2.5 L inline-six, 4-cycle naturally aspirated gasoline engine, built on the framework of the M20B20 2.0L motor. Being a part of the series of BMW M20 motors, it was built between 1985 and 1991 at the company’s plant in Munich. This motor keeps a block of cast iron and head of aluminum with overhead camshaft and two valves in each of six cylinders. The sizes of cylinder bore and piston stroke are 84.0 mm (3.31 inches) and 75.0 mm (2.95 inches) correspondingly. Fuel injection is...
M54B25 Engine
The BMW M54 (2000-2006) is an internal combustion inline-six petrol engine. Being manufactured for the BMW X5 (E53), it’s a substitute for the M52 engine. In 2002 and 2003, it became one of the greatest engines, according to the list of 10 Best Engines by Ward’s. The BMW S54 is the identical high performance engine, employed for the E46 M3, the Z4 M and the Z3 M Coupe/Roadster. The BMW M56 SULEV is built on a basis of the M54, which production gradually stopped after the launch of the N52...
M44B19 Engine
The BMW M44 is a 4-cylinder engine, which replaced the M42 engine and was produced from 1995 to 2001 at Steyr. This power unit has taken a leading position in the program of four-cylinder engines of BMW and compared to the M42, M44 has been made on the set of structural changes in the engine and the control system and the exhaust system. M44 is a powerful engine with high torque created on the basis of the M42 engine. It’s concept is so that allowed the engine to comply with all legal...
N20B20 Engine
In 2011, BMW started to produce its N20B20 turbocharged four-cylinder engine, which was meant to be used instead of six-cylinder N53B25 and N53B30 inline engines. The engine features an aluminum cylinder block, which has two balance shafts and cylinders with the steel armor. Moreover, the engine features forged crankshaft with four counterbalances planted with offset. The length of connecting rods, which are almost identical to the ones of BMW N55, is 144.35 mm. Also, the N20B20 features FM...
S54B32 Engine
BMW S54 Engine – much more productive and high-revving engine in comparison to BMW S52 engine. The S54 engine is based on a cast iron base. The cylinder head is cast from an aluminum alloy, but a little lighter than on the M54 series. Engine’s chain is double and has rollers. The Dual Variable Valve Timing system called Double VANOS timing on intake and exhaust camshafts began to work in a wider range, which affected the more precise responsiveness of the engine at different...
M52B25 Engine
Like the previous 2-liter engine, this BMW M52B25 engine is also based on the M50 engine, but unlike its predecessor, it has less horsepower (22 hp less). Produced from 1995 to 2003. M52B25 in 1998 was recognized as the best engine in the United States and established on Produced from 1995 to 2003. In 1998 the M52B25 engine was nominated as the best engine in the United States. In 2000, the engine began to be gradually replaced by a new 2.5-liter six cylinder M54B25, and a year later M52B25...
M52B28 Engine
The engine appeared on the market in 1994 year. Cylinder capacity was 2.8 liters (2793 cu. Cm). This is a square engine, since the diameter of the cylinder and piston stroke had the same amount to 84 mm, and form the so-called square engine. Its power is 190 hp at 5300 rpm and torque of 280 Nm at 3950 rpm. The engine was based on the 2.5-liter version and in 1999 recognized as the best engine in the United States. Engine Applications: 1995-2000 BMW 328i (E36) 1995-1999 BMW 528i...
M52B20 Engine
The basic version of the BMW M52 engine created on the basis of a 2-liter M50 engine and was produced from 1994 to 2003. M52B20 engine was introduced to the market in 1994. The diameter of the cylinders is equal to 80 mm and stroke of 66 mm. Engine power and torque of 150 hp at 5900 rpm and 190 Nm at 4200 rpm. The engine is installed in: 1994-1999 BMW 320i E36 1995-1999 BMW 520i E39 M52TUB20 engine is an upgraded version of the M52B20 engine. It appeared on the market in 1998, and received a...
M50B20 Engine
BMW M50B20 Engine BMW M50 engine – six-cylinder piston engine with two overhead camshafts, which was submitted in January 1989 on 5-Series E34, and thus replacing the previously installed 2-valve M20. A little later, this engine was installed on the BMW 3 series E36 (sedan, touring, coupe, convertible and Baur). BMW M50 engine is available in two versions, with a volume of 2.0 and 2.5 liters and produced in the Steyr factory. Until 1996, all 943,795 engines were produced. M50B20 and...
M40B18 Engine
BMW M40 engine is a four-cylinder eight-valve engine with a volume up to 1.8 liter, and is installed on the BMW 3 Series (E30 and E36) and E34 5 Series. After extensive preliminary testing, which mainly concerned the configuration of the cylinder head and combustion chamber – the final draft of the 4-cylinder BMW M40 engine was developed. Powertrain manufacturing started in mid-1987 at the BMW plant in Steyr (Steyr) and continued until 25 April 1994. Total of 838 290 motor units were...
M40B16 Engine
The M40B16 is a lightweight modification of M40 1.8-liter (marking M40B18). According to some sources, this engine has a M43 code, but that is not quite correct. M40 is widely used to equip younger models of BMW E30, E36, Z3. The 1.6-liter engine firstly was combined with Bosch Motronic 1.3 on the BMW E30 316i (sedan, coupe and station wagon since 1988). Since 1991, with the DME digital engine electronics control system, less powerful version M40B16 engine was installed on the BMW E36 316i...
M43B19 Engine
M43, an inline-four engine with SOHC piston, was first released by BMW in 1991 as a substitute to M40 and was manufactured till 2002. The available engine volume is between 1.6 L and 1.9 L. M43 was employed for base-model vehicles. Simultaneously, DOHC M42, and later M44, was utilized for high-performance automobiles. M43B19 (or M43TU as it’s often called) is the biggest engine of the M43 series with the offset of 1985 cc. Using BMW BMS 46 fuel injection system, it reaches the power of 118 hp...
S52B32 Engine
The S52 engine — the high-performance version of the 6-cylinder engine developed on the basis of the M52 engine for the sedan, a coupe and a cabriolet of BMW M3 in E36 chassis. The engine was intended only for North America as an alternative to 3,2-liter S50B32. The power S52B32US unit was issued from 1994 to 2000, and was made in a number of 37 790 units. Then the engine was replaced by S54B32. BMW M3 E36 Sound https://engineswork.com/wp-content/uploads/2016/08/M3-E36-03.mp3 BMW S52B32...
S85B50 Engine
BMW S85 engine is a V-shaped 10-cylinder piston engine with two overhead camshafts (DOHC), which replaced the S62 engine and was produced from 2005 to 2010 for the M5 (E60 / E61) and M6 (E63 / E64) and Wiesmann MF5. Power unit technology is based on the Williams F1 engine. S85B50 cylinder blocks are made mainly of aluminum alloys using low pressure, except some special steels and they form an angle of 90 °. This angle is considered the best to balance the weight and reduce vibration,...
N54B30 Engine
N54 is the first BMW engine with turbocharging and direct injection of the fuel under high-pressure, which is different from its predecessor’s outstanding combination of performance and fuel economy. For the first time the single turbo N54 engine was introduced in 2006 along with a new coupe BMW 335i, in the future, this engine has appeared on the following models of BMW X6 3.5, BMW 535i, BMW 135i, BMW Z4 3.5 and BMW 740i. Also, it is based on the BMW 335i ALPINA company released cars...