Mitsubishi 4D34 4-cylinder Diesel Engine Assembly - Remanufactured Parts For Excavators
The 4D34 is Mitsubishi's classic 4-cylinder inline diesel engine, featuring a water-cooled direct injection design. It delivers stable power output and ample low-speed torque, and is widely used in light commercial trucks, industrial equipment, and generator sets, offering excellent durability and ease of maintenance.
| Displacement | 3.9 L |
| Bore × Stroke | 104 mm × 115 mm |
| Number of Cylinders | 4 |
| Compression Ratio | Approx. 17.5:1 |
| Cooling Method | Water-cooled |
| Fuel System | Mechanical direct injection |
| Applicable Fuel | Diesel |
Advantages
• Mature and reliable structure, long service life
• Stable low-speed torque output, suitable for heavy-duty conditions
• Low maintenance costs, ample spare parts supply
• Large market share, mature maintenance technology
Guangzhou Minshun Machinery Equipment Co., Ltd.
We specialize in the sales and service of diesel engine assemblies and construction machinery parts. Our product line covers engine assemblies, filtration systems, electronic control components, hardware accessories, wiring harnesses, and electrical accessories. Our service area includes Canada, the United States, the United Kingdom, Mexico, the Netherlands, Kazakhstan, Mongolia, Russia, Australia, Malaysia, Turkey, Indonesia, Singapore, Thailand, South America, South Africa, and other countries and regions.
We provide related accessories
| Crankshaft and Connecting Rod System |
| Crankshaft, main bearings, thrust washers, connecting rods, connecting rod bearings, connecting rod bolts, pistons, piston rings, piston pins, circlips, cylinder liners |
| Cylinder Block and Cylinder Head System |
| Cylinder block, cylinder head, valves, valve guides, valve seats, valve springs, valve stem seals, rocker arms, rocker arm shafts, camshafts, tappets, pushrods |
| Timing and Transmission System |
| Timing chain, timing gears, tensioner, idler pulley |
| Lubrication System |
| Oil pump, oil cooler, oil filter, oil pan |
| Fuel System |
| Injectors, high-pressure fuel pump, fuel pump Fuel filter, common rail |
| Intake and Exhaust Systems |
| Intake manifold, exhaust manifold, turbocharger, intercooler |
| Cooling System |
| Water pump, thermostat, radiator, fan |
| Electrical System |
| Starter motor, alternator, various sensors |
| Sealing and Repair Kit |
| Complete gasket repair kit |
Product Showcase
All critical components are inspected, machined or replaced to meet original factory tolerances.
Under normal operating conditions, performance is comparable to a new OEM engine.
• Get a Quote – Our professional team will provide you with a quote immediately upon receiving your requirements.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.