4D56 Engine

The Mitsubishi 4D56 is a 2.5-liter, inline-four, diesel engine renowned for its durability and reliability. Introduced in the 1980s, it became a cornerstone of Mitsubishi’s SUV and pickup range, powering iconic models like the Pajero (Montero), L200 (Strada), and Delica.

Specifications:

• Configuration: SOHC (Single Overhead Camshaft), 8-valve, inline-four.

• Displacement: 2,477 cc.

• Bore x Stroke: 91.1 mm x 95.0 mm.

• Fuel System: Originally mechanical indirect injection, later versions adopted common-rail direct injection (CRDi) for improved efficiency and reduced emissions.

• Aspiration: Naturally aspirated or turbocharged with an intercooler (TD04 or similar turbo).

• Power Output: Varies significantly by variant, ranging from 70 hp (51 kW) in early naturally aspirated models to 135 hp (100 kW) in later CRDi versions.

• Torque: Typically between 147 Nm and 314 Nm, depending on the tune.

• Key Features: Cast-iron block, timing belt (with balance shafts), and a reputation for high mileage when properly maintained.