BMW gasoline straight-6 2.0 L M52 B20 (206S3) 134 HP engine DIY maintenance and service manual

General Information

BMW gasoline straight-6 2.0 L M52 B20 (206S3) 134 HP is an 1991 cc (1.75 UK qt.) internal combustion reciprocating Inline 6 engine. It has bore/stroke ratio of 80 mm × 66 mm (3.15 in × 2.6 in). This engine was rated 100 kW (134.1 hp). It was used in BMW cars.

Engine Performance Rating

SAE J1349 (SAE Net)

BMW gasoline straight-6 2.0 L M52 B20 (206S3) 134 HP engine performance rating according to SAE J1349 (SAE Net) standard.
Parameter	Output
Power Rating	100 kW (134.1 hp)

Specifications

General

BMW gasoline straight-6 2.0 L M52 B20 (206S3) 134 HP engine general specifications.
Parameter	Value
Type	Internal Combustion Reciprocating
Fuel Type	Gasoline
Cylinder Configuration	Inline 6
Engine Displacement	121.5 in³121.5 in³1991 cc
Bore	3.15 in3.15 in80 mm
Stroke	2.6 in2.6 in66 mm

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Engine head and valvetrain

BMW gasoline straight-6 2.0 L M52 B20 (206S3) 134 HP engine head and valvetrain specifications.
Parameter	Value
Valvetrain Type	DOHC
Valves per Cylinder	4

Air Intake

BMW gasoline straight-6 2.0 L M52 B20 (206S3) 134 HP air intake specifications.
Parameter	Value
Air Intake Method	Naturally Aspirated

Fuel Injection

BMW gasoline straight-6 2.0 L M52 B20 (206S3) 134 HP fuel injection specifications.
Parameter	Value
Injection Type	Carburetor
Injection Info	Intake Manifold Injection/ Carburettor