John Deere fuel injection pump 294000-0050 294000-0051 RE507959 RE546124 8.1L tractor fuel pump 4.5L engine parts John Deere 6081 4720

◆ Product Overview
A high-precision fuel injection pump engineered for John Deere diesel engines, including the 4.5L and 8.1L (6081) platforms used in 4720 tractors and other John Deere equipment. This direct OEM replacement is compatible with part numbers 294000-0050, 294000-0051, 294000-0059, RE507959, and RE546124. It ensures accurate fuel metering, optimal combustion, and restoration of factory-rated power, fuel efficiency, and reliability for demanding agricultural and industrial tasks.

◆ OEM Part Numbers
✓ 294000-0050
✓ 294000-0051
✓ 294000-0059
✓ RE507959
✓ RE546124

◆ Compatible Engine & Equipment
✓ John Deere 4.5L Diesel Engine
✓ John Deere 8.1L (6081) Diesel Engine
✓ John Deere 4720 Tractor
✓ Other John Deere machinery equipped with the compatible 4.5L or 8.1L engine.

◆ Product Specifications
✓ Condition: 100% New or Premium Remanufactured (As Specified)
✓ Type: High-Pressure Fuel Injection Pump
✓ Application: Agricultural & Industrial Diesel Engines
✓ Calibration: Pre-set to John Deere factory specifications for fuel delivery, timing, and pressure.

◆ Key Features
✓ Direct OEM Replacement: Exact fit and function for seamless integration into John Deere 4.5L and 8.1L engine fuel systems.
✓ Precision Fuel Delivery: Ensures correct injection timing and quantity for maximum engine torque, power, and fuel economy.
✓ Durable Construction: Built to John Deere's rigorous standards to withstand the demands of continuous agricultural operation.
✓ Performance Restoration: Effectively addresses engine issues such as power loss, excessive smoke, poor throttle response, and hard starting.

◆ Quality Assurance
✓ Performance Tested: Each unit is bench-tested to verify correct flow rates and pressure curves across the operating range.
✓ Leak & Pressure Integrity Tested: All seals and internal components are validated to prevent failures.
✓ Calibration Certified: Set to meet John Deere’s stringent standards for performance, reliability, and emissions.

◆ Installation Applications
✓ Replacement of a failed or underperforming injection pump on John Deere 4.5L/8.1L-powered tractors and equipment.
✓ Major fuel system overhaul during engine rebuild or scheduled major service.
✓ Correction of diagnostic trouble codes related to fuel pressure and delivery.
✓ Preventive maintenance to ensure long-term reliability and minimize unscheduled downtime during critical seasons.

◆ Service Advantages
✓ Maximizes Field Productivity: Restores full engine power for PTO operation, hydraulic functions, and efficient field work.
✓ Protects Your Investment: Proper fuel system function is essential for the longevity and resale value of your John Deere equipment.
✓ Improves Operational Efficiency: Optimized combustion translates directly to better fuel economy over long working hours.
✓ Trusted Compatibility: Designed specifically for John Deere's 4.5L and 8.1L engine platforms.