Apter 7 Main Specifications And Performance; Main Specifications Of Mitsubishi Diesel Engine Model 40050 - Mitsubishi 4DQ50 Service Manual

CHAPTER 7 MAIN SPECIFICATIONS AND PERFORMANCE
1 MAIN SPECIFICATIONS
Model: 4DQ50
Uses: For motor vehicles, construction machine, general power
etc.
Type: 4-cycle, water-cooled, swirl chamber type Diesel
Cylinder No. - arrangement: 4-in-line
Cylinder bore x stroke: 84mmrP x 94mm
Piston displacement: 2,084cc (127 cu. in.)
Compression ratio: 21 : 1
Firing order: 1-3-4-2
Direction of revolution: Clockwise (as seen from timing gear case)
Fuel: Gas oil (with greater cetane number than 45)
Engine oil: Mineral oil (heavy duty type)
Lubrication system: Forced-lubrication
Oil pump Trochoid pump
Oil filter Full-flow type with filter paper element
Cooling system: Forced-circulation of cooling water
Water pump Centrifugal pump
Thermostat Wax type
Fuel system:
Fuel injection pump
Fuel injection nozzles
Governor
Autotimer (option)
Fuel filter
Air cleaner:
Electric system:
Starter
Glow plugs:
Bosch type, Model PES4A65B
Bosch type, Model DN40SD
Pneumatic, Bosch type, Model EP/MZ60A
Mechanical, Bosch type Model EP/RSV250
Mechanical
filter paper element
Dry type with filter paper element
Oil bath type with pre-cleaner
12-volt system (common)
24-volt system (option)
Pinion shift type, 12V-2.0 kW
Pinion shift type, 24V-2.0 kW
Sheathed type, 10.5V - S.3A, 22.5V - 4.8A
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