BMW gasoline V8 4.4 L N63 B44 A 402 HP engine DIY maintenance and service manual

General Information

BMW gasoline V8 4.4 L N63 B44 A 402 HP is an 4395 cc (3.87 UK qt.) internal combustion reciprocating V8 engine. It has bore/stroke ratio of 89 mm × 88.3 mm (3.5 in × 3.48 in). This engine was rated 300 kW (402.31 hp). It was used in BMW cars.

Engine Performance Rating

SAE J1349 (SAE Net)

BMW gasoline V8 4.4 L N63 B44 A 402 HP engine performance rating according to SAE J1349 (SAE Net) standard.
Parameter	Output
Power Rating	300 kW (402.31 hp)

Specifications

General

BMW gasoline V8 4.4 L N63 B44 A 402 HP engine general specifications.
Parameter	Value
Type	Internal Combustion Reciprocating
Fuel Type	Gasoline
Cylinder Configuration	V8
Engine Displacement	268.2 in³268.2 in³4395 cc
Bore	3.5 in3.5 in89 mm
Stroke	3.48 in3.48 in88.3 mm

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Engine head and valvetrain

BMW gasoline V8 4.4 L N63 B44 A 402 HP engine head and valvetrain specifications.
Parameter	Value
Valvetrain Type	DOHC
Valves per Cylinder	4

Air Intake

BMW gasoline V8 4.4 L N63 B44 A 402 HP air intake specifications.
Parameter	Value
Air Intake Method	Turbocharger

Fuel Injection

BMW gasoline V8 4.4 L N63 B44 A 402 HP fuel injection specifications.
Parameter	Value
Injection Type	GDI