R4105D
Medium-duty four-cylinder
Naturally aspirated four-cylinder for 40–50 kVA gensets and medium agricultural / construction machinery, offering good torque and long life.
- 48 kW
- Power
- 4
- Cylinders
- 4.16 L
- Displacement
- 306 N·m
- Torque
Technical specifications
- Model
- R4105D
- Series
- R4105 / 4-cylinder
- Cylinders
- 4
- Arrangement
- Inline, vertical, 4-stroke
- Aspiration
- Naturally aspirated
- Cooling
- Water-cooled (radiator)
- Bore × stroke
- 105 × 120 mm
- Displacement
- 4.16 L
- Compression ratio
- 17 : 1
- Rated power
- 48 kW / 65 hp
- Rated speed
- 1500 rpm
- Prime power
- 43 kW
- Max torque
- 306 N·m
- Fuel consumption (BSFC)
- 214 g/kW·h
- Starting
- 24 V electric start
- Governor
- Mechanical
- Fuel
- 0# / -10# light diesel
- Dimensions (L×W×H)
- 980 × 600 × 900 mm
- Net weight
- 410 kg
Manufacturer spec sheet (R-series)
Official R-series technical specification table, including the R4105D.
Engine gallery
Comparison — 4-cylinder class
How the R4105D compares with related engines of the same cylinder count.
| Model | Power | Torque | Displacement | Aspiration | BSFC |
|---|---|---|---|---|---|
| R4105D (this) | 48 kW | 306 N·m | 4.16 L | NA | 214 g/kW·h |
| 495D | 29.4 kW | 160 N·m | 3.26 L | NA | 220 g/kW·h |
| K4100D | 30 kW | 191 N·m | 3.61 L | NA | 218 g/kW·h |
| K4102D | 33 kW | 210 N·m | 3.76 L | NA | 216 g/kW·h |
| K4100ZD | 41 kW | 261 N·m | 3.61 L | Turbo | 210 g/kW·h |
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