BMW 4.4L N62B44A Engine Complete 55k Miles V8 E60 E63 E65

Description

The BMW 4.4L N62B44A complete engine is an exceptional V8 powerplant designed to deliver a perfect combination of smooth performance, refinement, and reliability. Originally engineered for BMW’s high-end luxury and performance sedans and coupes, this 4.4-liter naturally aspirated engine was built with precision and cutting-edge German technology. With only 55,000 miles, this engine remains in excellent condition, offering low wear and optimal performance. Whether you are replacing a faulty motor or restoring your BMW to its original strength, this complete engine assembly provides the perfect OEM fit and driving confidence that BMW owners expect.

Performance & Reliability:
The N62B44A engine is known for its strong mid-range torque, responsive throttle behavior, and remarkable smoothness. It features BMW’s Valvetronic variable valve timing and double VANOS system, optimizing both fuel efficiency and performance at every RPM range. Producing approximately 325 horsepower and 330 lb-ft of torque, this V8 engine ensures a dynamic yet refined driving experience. Before sale, each unit undergoes a comprehensive compression and performance test, ensuring oil pressure integrity, timing accuracy, and proper idle behavior. With just 55k verified miles, this motor promises long-lasting reliability and quiet operation.

The N62B44A’s aluminum block and advanced cooling system deliver excellent thermal management, while the reinforced internals provide durability for daily driving or spirited performance. All critical components are inspected for wear, and only engines meeting OEM performance standards are approved for resale. This is a complete drop-in engine, making installation fast and efficient.

Fitment:
This direct-fit OEM BMW N62B44A engine is compatible with several models across the 6 and 7 Series range. Installation requires no modification when replacing an existing N62B44A engine, ensuring perfect fit and functionality with your vehicle’s original transmission and ECU system.

Fits in:

BMW 645Ci (E63/E64) 2004–2005

BMW 545i (E60/E61) 2004–2005

BMW 745i / 745Li (E65/E66) 2002–2005

BMW 545i Touring (E61)

Other models equipped with the N62B44A 4.4L V8

This complete motor is ideal for customers needing a reliable OEM replacement for engines suffering from oil leaks, overheating, or mechanical failure.

Warranty & Installation:
The engine is backed by a 12-month limited warranty, ensuring quality and peace of mind. To maintain warranty validity and guarantee best results, professional installation is recommended. A certified technician should perform the replacement, ensuring correct torque specs, timing, and ECU synchronization. This will secure proper functionality of the Valvetronic and VANOS systems and preserve long-term performance.

Closing:
With 55,000 original miles, this BMW 4.4L N62B44A complete engine stands out for its reliability, strength, and near-new performance. It restores the smooth, effortless power BMW owners expect while providing long service life and excellent fuel efficiency. Tested, cleaned, and inspected, it’s ready for direct installation. Whether you’re rebuilding your 645Ci coupe or 745i luxury sedan, this low-mileage OEM engine delivers unmatched performance and confidence. Invest in genuine BMW engineering and bring your vehicle back to factory-level power and refinement.