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4 Cylinder 4.4L Engine – The development of the Dieselmax and Ecomax engine range is typical of JCB’s reputation for innovation and quality. Focusing on core customer values and resulted in a ‘best in class’ engine for mid-range off-highway equipment.
QUICK SPECS
Displacement
4.4L
Peak Torque
Up to 695Nm
Rating
55kW (74hp) - 19kW (173hp)
55kW (74hp)
Naturally Aspirated 4 cylinder 4.4 litre engine with maximum torque of 305Nm (225 lb-ft)
| Maximum rating (gross intermittent) | 55kW (74hp) |
| At speed | 2390 rpm |
| Peak Torque | 305 Nm (225 lb-ft) |
| Peak Torque Speed | 1200 rpm |
| Maximum no load governed speed | 2390 rpm |
| Nominal Idling Speed | 800 rpm |
| Thermodynamic Cycle | Diesel 4 Stroke |
| Air Intake | NA |
| Arrangement | 4.4L |
| Nominal bore | 103 mm (4.06″) |
| Stroke | 132 mm (5.20″) |
63kW (84hp)
Naturally Aspirated 4 cylinder 4.4 litre engine with maximum torque of 320Nm (236 lb-ft)
| Maximum rating (gross intermittent) | 63kW (84hp) |
| At speed | 2200 rpm |
| Peak Torque | 320 Nm (236 lb-ft) |
| Peak Torque Speed | 1200 rpm |
| Maximum no load governed speed | 2390 rpm |
| Nominal Idling Speed | 800 rpm |
| Thermodynamic Cycle | Diesel 4 Stroke |
| Air Intake | NA |
| Arrangement | 4.4L |
| Nominal bore | 103 mm (4.06″) |
| Stroke | 132 mm (5.20″) |
74kW (99hp)
Turbocharged 4 cylinder 4.4 litre engine with maximum torque of 425Nm (315 lb-ft)
| Maximum rating (gross intermittent) | 74kW (100hp) |
| At speed | 2200 rpm |
| Peak Torque | 425 Nm (315 lb-ft) |
| Peak Torque Speed | 1300 rpm |
| Maximum no load governed speed | 2390 rpm |
| Nominal Idling Speed | 800 rpm |
| Thermodynamic Cycle | Diesel 4 Stroke |
| Air Intake | TC |
| Arrangement | 4.4L |
| Nominal bore | 103 mm (4.06″) |
| Stroke | 132 mm (5.20″) |
93kW (125hp)
Turbocharged Aftercooled 4 cylinder 4.4 litre engine with maximum torque of 525Nm (387 lb-ft)
| Maximum rating (gross intermittent) | 93kW (125hp) |
| At speed | 2200 rpm |
| Peak Torque | 525 Nm (387 lb-ft) |
| Peak Torque Speed | 1300 rpm |
| Maximum no load governed speed | 2390 rpm |
| Nominal Idling Speed | 800 rpm |
| Thermodynamic Cycle | Diesel 4 Stroke |
| Air Intake | TCA |
| Arrangement | 4.4L |
| Nominal bore | 103 mm (4.06″) |
| Stroke | 132 mm (5.20″) |
Features
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Low cost of ownership
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Exceptional transient performance – increasing productivity
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High Torque at Low Engine Speed
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Robust cylinder block and unique bedplate design
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Simple mechanical fuel system
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Low fuel consumption
Downloads
JCB Power Systems Corporate Brochure