Description N46B20B Engine – 2.0L Petrol for BMW The N46B20B engine is a refined and efficient 2.0-liter inline-4 petrol engine, built by BMW for a wide range of mid-2000s models. Designed with everyday performance and reliability in mind, this engine is commonly found in the BMW 1 Series (E87), 3 Series (E90/E91), and 5 Series (E60). This version of the N46 engine family features Valvetronic technology, double VANOS (variable camshaft timing), and a DOHC 16-valve aluminum head—delivering smooth power and excellent fuel economy. It offers a power output of 150–156 horsepower and up to 200 Nm of torque, ideal for drivers who value a responsive yet reliable petrol engine. The N46B20B is naturally aspirated, making it low-maintenance compared to turbocharged engines. It’s also designed to meet Euro 4 emissions standards, making it suitable for a range of markets. Key Specs: Engine Code: N46B20B Displacement: 2.0L (1995cc) Fuel Type: Petrol Configuration: Inline-4, DOHC, 16-valve Features: Valvetronic, Double VANOS Power Output: 150–156 HP / 200 Nm Compatible Models: BMW E87, E90, E91, E60 All engines are compression-tested, cleaned, and come with a startup warranty. Optional add-ons include intake manifolds, engine control units (ECUs), wiring looms, and more. Fast worldwide shipping available. Whether you’re replacing a failed unit or restoring a classic BMW, the N46B20B engine offers reliable performance and BMW-engineered quality.
