Engine for BMW X1, X3, X5, Z4, E88, E90, E92, E60 (N52B30A 3.0L)
The BMW N52B30A is a 3.0-liter (2996cc) naturally aspirated inline-six engine produced from 2004 to 2015. This engine features a lightweight magnesium-aluminum alloy cylinder block and is equipped with Valvetronic variable valve lift technology as well as the Dual VANOS variable valve timing system. Its power output ranges from 215 to 268 horsepower, with torque ranging from 199 to 232 lb-ft (at a compression ratio of 10.7:1); the engine is renowned for its exceptional reliability, a redline of 7,000 RPM, and smooth power delivery.
Description
Key Technical Specifications (N52B30A):
Engine Type: Inline-6, Naturally Aspirated
Displacement: 2996 cc (3.0 liters)
Bore × Stroke: 85 mm × 88 mm (3.35 in × 3.46 in)
Compression Ratio: 10.7:1
Block Material: Magnesium-Aluminum Alloy Composite
Valvetrain: DOHC, Valvetronic (Variable Valve Lift) with Dual VANOS (Dual Variable Valve Timing)
Fuel System: Port Injection
Redline: ≈ 7000 RPM
Performance Specifications (Approximate Values):
Power: 215 hp – 268 hp (160–200 kW)
Torque: 199 lb-ft – 232 lb-ft (270–315 Nm)
Common Applications:
E90/E91/E92/E93 3 Series (325i, 328i, 330i)
E60/E61 5 Series (525i, 528i, 530i)
E83 X3, E84 X1, E85/E86 Z4, E89 Z4














