Mitsubishi 4M40 Engine Specs
The Mitsubishi 4M40 engine is a diesel engine that was introduced in the early 1990s. It is a four-cylinder, 2.8-liter engine that has been used in various Mitsubishi vehicles, including the Pajero, Delica, and Canter.
Engine Configuration
The 4M40 engine features an overhead valve (OHV) design with a cast iron cylinder block and cylinder head. It has a bore and stroke of 95.0 mm x 100.0 mm, resulting in a total displacement of 2,835 cc. The engine is equipped with a turbocharger and an intercooler, which helps improve its performance and efficiency.
The engine has a compression ratio of 21.0:1 and a maximum power output of around 125 horsepower at 4,000 rpm. It also generates a torque of approximately 280 Nm at 2,000 rpm, providing ample power for both on-road and off-road driving.
Engine Oil Specs & Service Intervals
Proper maintenance of the engine oil is crucial for the longevity and performance of the Mitsubishi 4M40 engine. Here are the recommended engine oil specifications and service intervals:
- Engine Oil Type: It is recommended to use a high-quality diesel engine oil that meets the specifications of API CF-4 or higher. The oil should have a viscosity grade of 15W-40 or 10W-30, depending on the climate conditions.
- Oil Capacity: The 4M40 engine has an oil capacity of approximately 7.5 liters, including the oil filter.
- Service Intervals: It is recommended to change the engine oil and oil filter every 5,000 kilometers or every 3 months, whichever comes first. Regular oil changes help remove contaminants and ensure proper lubrication of engine components.
Additionally, it is important to check the oil level regularly and top it up if necessary. Maintaining the correct oil level is essential for optimal engine performance and longevity.
Detailed Engine Specifications
Here is a detailed chart outlining the specifications of the Mitsubishi 4M40 engine:
| Engine Specifications | Value |
|---|---|
| Engine Type | Four-cylinder, turbocharged diesel |
| Displacement | 2,835 cc |
| Bore x Stroke | 95.0 mm x 100.0 mm |
| Compression Ratio | 21.0:1 |
| Maximum Power Output | Approximately 125 horsepower at 4,000 rpm |
| Torque | Approximately 280 Nm at 2,000 rpm |
| Engine Oil Capacity | Approximately 7.5 liters (including oil filter) |
With its robust design and reliable performance, the Mitsubishi 4M40 engine has proven to be a popular choice among Mitsubishi vehicle owners. By following the recommended engine oil specifications and service intervals, you can ensure that your engine remains in excellent condition for years to come.
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