The CF34 Engine

Setting the standard for business reliability

Since its service entry in 1983 on the Challenger 601 Corporate Jet, the CF34 has earned an industry leading reputation as one of the cleanest, quietest, and most fuel efficient engines in its class.

The CF34-3B turbofan engines from the CF34 engine family that has over 80 million flight hours. These rugged, airliner-class powerplants set a new standard in corporate aviation for reliability and low maintenance costs.

Models

CF34-3

Since its service entry in 1983 on the Challenger 601 Corporate Jet, the CF34 has earned an industry leading reputation as one of the cleanest, quietest, and most fuel-efficient engines in its class.

CF34-8

Built for growth, the CF34-8 is an advanced 14,000 pound thrust class turbofan propulsion system that takes full advantage of the experience gained on the CF34-3 engine's 27 million flight hours of operation.

CF34-10A

The CF34-10 is rated at 18,000 to 20,000 pounds of thrust.

Comparison
  CF34-3 CF34-8C CF34-8E CF34-10A CF34-10E
Physical Information
Fan/Compressor Stages 1/14 1/10 1/10 1/3/9 1/3/9
Low-Pressure Turbine / High-Pressure Turbine 4/2 4/2 4/2 4/1 4/1
Maximum Diameter (Inches) 49 52 53.3 57 57
Length (Inches) 103 128 121.2 90 145.5
Power Specifications
Max Power at Sea Level 9,220 13,790 14,510 18,285 20,000
Overall Pressure Ratio at Max Power 21:1 28:1 28.5:1 29:1 29:1