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John Deere 6068DF150 6.8L Industrial Diesel Engine

Model Photo


  • 6.8L PowerTech™
  • 93 kW (125 hp)



Dynamically balanced crankshaft

  • Crankshafts are machined from a heat-treated, high carbon steel forging

Forged-steel connecting rods

  • Unique 45-degree design permits the use of larger crankshaft connecting-rod bearings for increased durability

Self-adjusting poly-vee fan drive

  • Self-adjusting, eight-groove, poly-vee fan drive provides multiple fan drive ratios and fan heights that can be matched to specific application requirements
  • Poly-vee design provides more than twice the drive capacity of comparable vee-belts

Replaceable wet-type cylinder liners

  • Provides excellent heat dissipation
  • Precision machined for long life

Either-side service

  • Engine installation and maintenance simplified and convenient by providing dipstick and oil filter options on both sides of the engine

Standard gear auxiliary drive

  • Standard gear auxiliary drive produces up to 50 hp (37 kW) for gear-driven accessories

Mounting points

  • Standard front and side mounting points provide easy installation and application flexibility

Emissions Certifications


General engine data

Model 6068DF150
Number of cylinders 6
Displacement-- L (cu in) 6.8 (415)
Bore and Stroke-- mm (in) 106 x 127 (4.17 x 5.00)
Compression Ratio 17.6:1
Engine Type In-line, 4-Cycle
Aspiration Naturally aspirated
Length - mm (in) 1116 (43.9)
Width-- mm (in) 623 (24.5)
Height-- mm (in) 1025 (40.4)
Weight, dry - kg (lb) 522 (1151)

Performance data range

Intermittent - Rated power/Rated speed 93 kW (125 hp) @2500 rpm
Intermittent - Peak power 93 kW (125 hp) @2500 rpm
Intermittent - Peak torque 448 N·m (330 ft-lb) @1200 rpm
Intermittent - Torque rise NA