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STAGE V
The Stage V JCB engine is available in models 430 and 448. The Stage V 430 delivers 55kW (74hp) with a class-leading 440Nm (325lb-ft) of torque at just 1,150rpm. Stage V 448 delivers 81kW-129kW (109hp-173hp) with maximum torque of 690Nm (509lb-ft) at 1,500rpm.
- The 430 engine is 24% smaller, 30% lighter but with 10% higher torque output than its Stage 444 predecessor. It also boasts 8% real world fuel saving.
- A new integrated glow plug cold start system is fitted as standard onto the 430 to aid starting at cold temperatures.
- Compact, industrial engines – delivers high torque even at low rpm.
- Compact after-treatment canisters.
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TIER 4
Turbocharged Aftercooled Electronic 4-cylinder 4.4 litre engine delivers 55kW (74hp) with maximum torque of 440Nm (325 lb-ft).
- This truly innovative engine solution is designed specifically for heavy duty, off-highway applications.
- Less displacement, same class leading performance.
- US Tier 4 compliant without aftertreatment.
- Low fuel consumption.
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STAGE IV - TIER 4 - BS IV (UN EQUIVALENT)
The Stage IV engine is avaliable in models 444 and 448. The Stage IV 444, 4-cylinder 4.4 litre engine and 448 4.8 litre engine delivers 68kW-129kW (91hp-173hp) with maximum torque of 690Nm (508lb-ft).
- By working without OEM customers the JCB base engine range has been engineered to be packaged in the most efficient way.
- Tried and tested: proven DIESELMAX heavy duty cylinder block and bedplate.
- Versatile: 45-degree continuous gradient capability.
- Low cost of ownership.
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STAGE IIIB - TIER 4I - BS IV (UN EQUIVALENT)
The Stage IIIB engine is avaliable in models 444 and 448. The Stage IIIB 444, 4-cylinder 4.4 litre engine and 448 4-cylinder 4.8 litre engine delivers 68kW-129kW (91hp-173hp) with maximum torque of 690Nm (509lb-ft).
- Low friction: innovative bearing and power conversion component design.
- Reduced servicing: automatic valve adjusters and a lifelong CCV system.
- Robust performance: designed for high power and torque outputs.
- Gasket free component sealing arragements.
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STAGE IIIA - TIER 3 - BS III - CPSB II (UN EQUIVALENT)
The Stage IIIA is avaliable in models 444 and 672. The Stage IIIA 444, 4-cylinder 4.4 litre Turbocharged Aftercooled engine delivers 55kW-120kW (74hp-161hp) maximum torque of 655Nm (483lb-ft). Stage IIIA 672, is a 6-cylinder 7.2 litre engine delivering 165kW-221kW (188hp-284hp) with maximum torque of 1,150Nm (848lb-ft) at 1,500rpm.
- Advanced and highly developed combustion and air handling systems allow the most efficient operation whilst producing ultra-low, in-cylinder emissions.
- Efficient - JCB engines are renowned for fuel economy and productivity.
- The 672 model has a high level of component commonality with the 444 and 448 models.
- Exceptional transient performance- increasing productivity.
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STAGE II - TIER 2 - BS II CPCB I (UN EQUIVALENT)
The Stage II is avaliable in models 444 and 672. The Stage II 444, 4-cylinder 4.4 litre Turbocharged Aftercooled engine delivers 63kW- 93kW (84hp-125hp) with maximum torque of 525Nm (387lb-ft). Stage II 672, is a 6-cylinder 7.2 litre engine delivering 140kW- 212kW (188hp-284hp) with maximum torque of 1,150Nm (848lb-ft) at 1,400rpm.
- Heavy duty engine with common customer installation interface points across the product family.
- Efficient combustion process gives exceptional fuel economy.
- Gasket free component sealing arrangements.
- Engineered for maximum robustness.
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