Mitsubishi 4M40 2.8L Engine
Mitsubishi 4M40 2.8L Engine For Sale
The Mitsubishi 4M40 2.8L 8-valve inline-4 diesel engine is a proven workhorse known for its strength, simplicity, and long service life in demanding conditions. Designed with a 2.8-litre SOHC 8-valve configuration, cast-iron block construction, and either naturally aspirated or turbocharged variants, this engine was engineered for durability rather than complexity. As a result, the 4M40 became widely respected in off-road, commercial, and utility applications where reliability is critical.
In turbocharged form, the Mitsubishi 4M40 produces approximately 92–103 kW (125–140 hp) and up to 314 Nm of torque, while naturally aspirated versions deliver lower output but offer even simpler maintenance and excellent longevity. In addition, its mechanical injection system and robust design make it highly serviceable, even in harsh operating environments.
Compatible Mitsubishi Models
The 4M40 diesel engine was fitted to several Mitsubishi models, including:
Engine Specifications
The Mitsubishi 4M40 is generally durable, but can experience timing belt wear, cylinder head cracking due to overheating, injector pump wear, and oil leaks at high mileage. Therefore, strict timing belt replacement intervals, proper cooling system maintenance, and regular oil servicing are essential. Turbocharged versions also require attention to turbo health and clean air filtration to ensure long-term reliability. When properly maintained, the Mitsubishi 4M40 2.8L diesel engine remains one of the most dependable engines in its class.
Contact us today for availability, pricing, and nationwide delivery of quality used Mitsubishi 4M40 diesel engines.
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