Applicable Engine:
4M40 / 4M40T
Applicable Brand:
MITSUBISHI
Applicable Car:
CANTER / PAJERO / CANTER / FUSO 711 / FUSO 511
Product parameters:
| Displacement | Fuel | Cylinder | Vale | Camshaft | Year |
| 2.8D/2.8TD |
Diesel
|
4 | 8 | 1 | 1990 - 2004 |
Complete Cylinder Head
Complete Cylinder Head Assembly for Mitsubishi 4M40 4M40T 2.8L Turbo Diesel Engine DOHC 8V
Introduction
Bare Cylinder Head Product NO.
| ML NO. | OEM NO. | REF NO. |
| MLG039A | ME202620 ME193804 | 908514 |
| MLG039B | ME202621 | 908515 |
Product Description
This complete cylinder head assembly is designed for the robust and reliable Mitsubishi 4M40 / 4M40T 2.8L turbocharged diesel engine. Manufactured from high-strength aluminum alloy, precision-machined, and pressure-tested, the head comes fully assembled with all valvetrain components pre-installed, ready for bolt-on installation.
Widely used in Mitsubishi Pajero / Montero / Shogun, L200, Delica, and Challenger models, this cylinder head is a proven solution for restoring power and reliability to high-mileage engines or cracked head replacements.
Technical Specifications
| Item | Specification |
|---|---|
| Engine Codes | 4M40 / 4M40T |
| Displacement | 2.8L (2835cc) |
| Configuration | Inline-4 |
| Valvetrain | SOHC – 8 valves (2 valves/cylinder) |
| Fuel Type | Diesel |
| Fuel System | Indirect Injection (pre-common rail) |
| Turbocharged | Yes (4M40T only) |
| Cooling System | Water-cooled |
| Head Material | Cast Aluminum Alloy |
| Camshaft Drive | Timing Belt |
| Compression Ratio | Approx. 21.0:1 |
| Emission Tier | Euro 2 / Euro 3 (varies by region) |
Included in This Assembly
- Complete cylinder head casting (aluminum)
- Intake & exhaust valves
- Valve springs, retainers, keepers
- Valve stem seals
- Rocker shaft and rocker arms
- Camshaft (SOHC)
- Hydraulic valve lash adjusters
- Pre-installed valve guides and seats
100% assembled, leak-tested, and ready for direct installation.
Required Additional Parts (Not Included)
| Part | Purpose | Recommendation |
|---|---|---|
| Cylinder Head Gasket | Combustion sealing | Must Replace |
| Head Bolts | Torque-to-yield, one-time use | Must Replace |
| Valve Cover Gasket | Oil seal at top | Replace |
| Intake & Exhaust Gaskets | Air/exhaust sealing | Replace |
| Timing Belt & Tensioner | Camshaft drive | Check / Replace |
| Thermostat & Gasket | Cooling system | Replace if disturbed |
| Turbocharger Gaskets | If turbo is removed | Replace |
| Coolant / Engine Oil | Required after service | Must Replace |
Installation Notes
- Clean the engine block deck surface thoroughly.
- Use proper torque sequence and values for head bolts (typically 3 stages).
- Align timing belt marks correctly before engine startup.
- Bleed air from the cooling system.
- Prime the oil system and rotate the crankshaft manually.
- Run engine and check compression and oil pressure.
Compatible Vehicles
The Mitsubishi 4M40 engine and cylinder head are used in:
- Mitsubishi Pajero / Montero / Shogun 2.8L Diesel
- Mitsubishi Challenger / Pajero Sport (early models)
- Mitsubishi L200 / Triton Diesel (some markets)
- Mitsubishi Delica 4×4 (Space Gear)
- Hyundai Galloper 2.8 Diesel (licensed engine)
- Fuso light-duty trucks (regional)
Note: Some models use air-to-air intercooler (4M40T-IC). Verify version before ordering.
Common Faults Addressed by Replacement
| Fault | Cause | Solution |
|---|---|---|
| Cracks in head near valves | Overheating, poor casting | High-grade aluminum + pressure tested |
| Warped deck surface | Overheating or torque error | CNC-machined flat sealing surface |
| Valve noise or low compression | Worn springs, valves, guides | All-new valve train components |
| Camshaft wear | Oil starvation | Includes new camshaft and bearings |
| Oil in coolant | Internal cracks | Leak-tested oil/water passages |
Market Application
This cylinder head is ideal for:
- 4×4 off-road vehicle restorations
- Diesel engine rebuilders
- Fleet maintenance companies
- Agricultural & mining vehicle repair
- Auto parts resellers
Exported to:
- Southeast Asia (Philippines, Indonesia, Thailand)
- Middle East (UAE, Iraq, Iran)
- Africa (Kenya, South Africa, Nigeria)
- Latin America (Peru, Chile, Ecuador)
- Eastern Europe (Bulgaria, Romania, Turkey)