BMW gasoline straight-4 1.8 L M43 B18 (184E2) 114 HP engine DIY maintenance and service manual

General Information

BMW gasoline straight-4 1.8 L M43 B18 (184E2) 114 HP is an 1796 cc (1.58 UK qt.) internal combustion reciprocating Inline 4 engine. It has bore/stroke ratio of 84 mm × 81 mm (3.31 in × 3.19 in). This engine was rated 85 kW (113.99 hp). It was used in BMW cars.

Engine Performance Rating

SAE J1349 (SAE Net)

BMW gasoline straight-4 1.8 L M43 B18 (184E2) 114 HP engine performance rating according to SAE J1349 (SAE Net) standard.
Parameter	Output
Power Rating	85 kW (113.99 hp)

Specifications

General

BMW gasoline straight-4 1.8 L M43 B18 (184E2) 114 HP engine general specifications.
Parameter	Value
Type	Internal Combustion Reciprocating
Fuel Type	Gasoline
Cylinder Configuration	Inline 4
Engine Displacement	109.6 in³109.6 in³1796 cc
Bore	3.31 in3.31 in84 mm
Stroke	3.19 in3.19 in81 mm

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Engine head and valvetrain

BMW gasoline straight-4 1.8 L M43 B18 (184E2) 114 HP engine head and valvetrain specifications.
Parameter	Value
Valvetrain Type	SOHC
Valves per Cylinder	2

Air Intake

BMW gasoline straight-4 1.8 L M43 B18 (184E2) 114 HP air intake specifications.
Parameter	Value
Air Intake Method	Naturally Aspirated

Fuel Injection

BMW gasoline straight-4 1.8 L M43 B18 (184E2) 114 HP fuel injection specifications.
Parameter	Value
Injection Type	Carburetor
Injection Info	Intake Manifold Injection/ Carburettor