07-13 BMW F10 528i 328i Z4 3.0L N52B30A Engine Block Assembly
The BMW N52 is a naturally aspirated inline-six engine with a displacement ranging from 2.5L to 3.0L, renowned for its lightweight magnesium-aluminum alloy cylinder block, Valvetronic variable valve lift technology, and linear power delivery. Produced between 2004 and 2015, this engine was widely utilized in the E90/E92/E93 3 Series models, delivering a maximum power output ranging from 174 to 268 horsepower.
Description
Engine Specifications Overview
Layout: Inline-6
Production Years: 2004–2015
Valvetrain: DOHC, 24 Valves, Double VANOS & Valvetronic
Block Material: Magnesium-Aluminum Alloy
Cylinder Head Material: Aluminum Alloy
Compression Ratio: 10.7:1 to 11.0:1
Displacement Variants
The N52 series is primarily offered in two displacement specifications:
1. 2.5-liter (N52B25): Primarily utilized in European and international markets (e.g., 323i and 325i models).
2. 3.0-liter (N52B30): The mainstay engine for the North American market, widely featured in models such as the 128i, 328i, 330i, 528i, and 530i.
