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John Deere 4045HF280 4.5L Industrial Diesel Engine

Model Photo

4045HF280

  • PowerTech™ M
  • 74 kW (99 hp)

 

Features

2-valve cylinder head

  • Cross flow head design that provides excellent breathing from a lower cost two-valve cylinder head

Mechanical rotary fuel pump

  • The timing and fuel injection pressures are optimized to maximize performance and fuel economy at a given rated speed

Fixed geometry turbocharger

  • Fixed geometry turbochargers are precisely matched to the power level and application

Air-to-air aftercooled

  • This is the most efficient method of cooling intake air to help reduce engine emissions while maintaining low-speed torque, transient response time, and peak torque. It enables an engine to meet emissions regulations with better fuel economy and the lowest installed costs

Compact size

  • Mounting points are the same as Tier 2/Stage II engine models

Engine performance

  • New power bulge feature
  • New higher-peak torque speed
  • Lower-rated speeds available for reduced noise and improved fuel economy

Additional features

  • Self-adjusting poly-vee fan drive
  • Forged-steel connecting rods
  • Replaceable wet-type cylinder liners
  • Either-side service
  • 500-hour oil change
  • Optional final fuel filter with water separator and water-in-fuel sensor
  • Optional balancer shafts

Emissions Certifications

Less Regulated (Tier 3/Stage lllA equivalent)  

General engine data

Model 4045HF280
Number of cylinders 4
Displacement-- L (cu in) 4.5 (275)
Bore and Stroke-- mm (in) 106 x 127 (4.17 x 5.00)
Compression Ratio 19.0:1
Engine Type In-line, 4-Cycle
Aspiration Turbocharged and air-to-air aftercooled
Length - mm (in) 860 (33.9)
Width-- mm (in) 612 (24.1)
Height-- mm (in) 994 (39.1)
Weight, dry - kg (lb) 396 (873)

Performance data range

Intermittent - Rated power/Rated speed 60-74 kW (80-99 hp) @2200-2400 rpm
Intermittent - Peak power 75 kW (101 hp) @2000-2200 rpm
Intermittent - Peak torque 366-383 N·m (270-282 ft-lb) @1600 rpm
Intermittent - Torque rise NA