Every Alternative.

C Gas Plus.

Natural Gas Engine for Truck and Bus.

C Gas PlusWith over 5,000 engines currently in service worldwide, the C Gas Plus builds on the rugged, reliable design of Cummins diesel engines. The C Gas Plus engine is a a six-cylinder Lean-Burn Spark-Ignited natural gas vehicle engine that delivers from 186 to 205 kW with ultra-low emissions. It provides excellent torque, high fuel efficiency and reliable, robust performance.

Features

  • Ultra-low emissions—certified to Euro III / Euro IV* / Bharat Stage 4
  • Proven "Plus" technology
  • Reliable—easy to maintain
  • Electronic controls and diagnostics
  • Economical—low-cost natural gas
* certified at Euro IV for G25 fuel only

Specifications

Advertised Horsepower 186–205 kW 250–280 hp
Peak Torque 895–1,152 N•m 660–850 lb-ft
Governed Speed 2,400 rpm
Clutch Engagement Torque 555 N•m 410 lb-ft
Number of Cylinders 6
Compression Ratio 10:1
Oil System Capacity 23.9 L 6.3 U.S. gal
Coolant Capacity 10.1 L 10.7 U.S. qts
Net Weight w/ Std. Accessories, Dry 604 kg 1,330 lbs
Fuel Types CNG / LNG / Biomethane
Methane number 65 or greater
Cummins Westport engines can accept a wide range of natural gas fuel compositions.
Use our Fuel Performance Specification Calculator to ensure compatibility.

Ratings

Model Advertised Horsepower
@ 2,400 rpm
Peak Torque
@ 1,400 rpm
truck and bus
CGe 280 30 209 kW (280 hp) 1,152 N•m (850 lb-ft)
CGe 250 31 187 kW (250 hp)   895 N•m (660 lb-ft)
truck
CGe 275 30 206 kW (275 hp) 1,017 N•m (750 lb-ft)
CGe 250 30 187 kW (250 hp)   895 N•m (660 lb-ft)