BMW diesel straight-6 2.9 L M57 D30 (306D1) 181 HP engine DIY maintenance and service manual

General Information

BMW diesel straight-6 2.9 L M57 D30 (306D1) 181 HP is an 2926 cc (2.57 UK qt.) internal combustion reciprocating Inline 6 engine. It has bore/stroke ratio of 84 mm × 88 mm (3.31 in × 3.46 in). This engine was rated 135 kW (181.04 hp). It was used in BMW cars.

Engine Performance Rating

SAE J1349 (SAE Net)

BMW diesel straight-6 2.9 L M57 D30 (306D1) 181 HP engine performance rating according to SAE J1349 (SAE Net) standard.
Parameter	Output
Power Rating	135 kW (181.04 hp)

Specifications

General

BMW diesel straight-6 2.9 L M57 D30 (306D1) 181 HP engine general specifications.
Parameter	Value
Type	Internal Combustion Reciprocating
Fuel Type	Diesel
Cylinder Configuration	Inline 6
Engine Displacement	178.56 in³178.56 in³2926 cc
Bore	3.31 in3.31 in84 mm
Stroke	3.46 in3.46 in88 mm

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Engine head and valvetrain

BMW diesel straight-6 2.9 L M57 D30 (306D1) 181 HP engine head and valvetrain specifications.
Parameter	Value
Valvetrain Type	DOHC
Valves per Cylinder	4

Air Intake

BMW diesel straight-6 2.9 L M57 D30 (306D1) 181 HP air intake specifications.
Parameter	Value
Air Intake Method	Turbocharger

Fuel Injection

BMW diesel straight-6 2.9 L M57 D30 (306D1) 181 HP fuel injection specifications.
Parameter	Value
Injection Type	GDI