6068HF275 6.8L Generator Drive Engine

6068HF275 6.8L Generator Drive Engine


  • PowerTech™ M
  • Standby: 164-210 kW (220-281 hp) @ 1800 rpm
  • Prime: 149-180 kW (200-241 hp) @ 1800 rpm
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Dynamically balanced crankshaft

  • Induction-hardened journals for long hours of reliable service
  • Robust design to drive machinery from the front of the crankshaft
  • Supported by seven main bearings

Forged-steel connecting rods

  • 45-degree connecting rod/cap-joint design allows the use of large connecting rod bearings for increased durability

Replaceable wet-type cylinder liners

  • Provide excellent heat dissipation
  • Precision machined for long life
  • Rebuild to original specifications

Easy to apply, easy to install

  • Front and rear engine mounting pads on the side of the block facilitates installation
  • Auxiliary drive rated to 50 hp (37 kW) intermittent for powering ancillary equipment
  • Either-side service for filters and service points facilitates packaging
  • All connection points in common locations make it easy to install or package

Compact size

  • Short length is ideal for both skid and packaged installations
  • High mount or low mount turbocharger position to meet packaging requirements

World-class performance

  • Excellent fuel economy and low oil consumption

Fuel system controls

  • Electronically controlled rotary fuel injection pump with variable timing resulting in excellent fuel economy and excellent performance
  • Self diagnostics and protection
  • 3-5% Droop Governing
  • 12V or 24V Electric Shutoff


Emissions certifications

EPA Tier 2

General engine data

Model 6068HF275
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 17.0:1
Engine Type In-line, 4-Cycle
Aspiration Turbocharged and air-to-air aftercooled
Length - mm (in) 1116 (43.9)
Width-- mm (in) 623 (24.5)
Height-- mm (in) 1012 (39.8)
Weight, dry - kg (lb) 587 (1294)

Performance data range

Hz (rpm) 60 ( 1800 )
Generator Efficiency % 88-92
Power Factor 0.8
Engine power - Prime kW 149-191
Engine power - Prime hp 200-256
Engine power - Standby kW 164-210
Engine power - Standby hp 220-282
Rated Fan Power - kW 8.2-10.5
Rated Fan Power - hp 11.0-14.1
Calculated generator set output - Prime kWe 124-166
Calculated generator set output - Prime kVA 155-207
Calculated generator set output - Standby kWe 137-184
Calculated generator set output - Standby kVA 171-229