4.5L Industrial Diesel Engine
  • PowerTech™ M
  • 55 kW (74 hp)
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Get details on 74 hp, 55 kW John Deere 4045TF290 industrial diesel engines for OEM equipment, including features, specs, and integrated support.
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2-valve cylinder head
  • 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 sized for a specific power range and optimized to provide excellent performance across the entire torque curve. They are also designed to maximize fuel economy between the engine's rated speed and peak torque.
Compact size
  • Mounting points are the same as Tier 3/Stage III A engine models
Engine performance
  • Meets emissions regulations without the addition of cooled EGR or an exhaust filter
  • Jet fuel capable in 24V configuration
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 balancer shafts
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General Engine Data
Number of cylinders
Displacement-- L (cu in)
4.5 (275)
Bore and Stroke-- mm (in)
106 x 127 (4.17 x 5.00)
Compression Ratio
Engine Type
In-line, 4-Cycle
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
Continuous - Rated power/Rated speed
55 kW (74 hp) @2400 rpm
Continuous - Peak power
55 kW (74 hp) @2400 rpm
Continuous - Peak torque
265 N·m (195 ft-lb) @1700 rpm
Continuous - Torque rise
Emissions Certifications
EPA Interim Tier 4
We want to make owning and operating your equipment simple and affordable. 
We have a range of finance options to suit any customer.  Contact your local Emmetts branch, or visit these sites for more information and a free quote.
John Deere FinancialEmmetts Finance
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