The CFM56-3 Turbofan Engine
18,500 - 23,500 POUNDS THRUST
Engine Overview
The CFM56-3 was designed for Boeing 737 second-generation: 300/400/500 aircraft. It is derived from the -2, the original CFM engine. Thrust ranges from 18,500 to 23,500 lb. and is the airframe's exclusive engine.
This super-reliable turbofan is in service all over the world-nearly 4,500 strong. The engine/airframe combo entered revenue service in 1984 and quickly became one of the best-selling ever... just as its successor, the 737NG.
Today, CFM offers upgrade kits for the CFM56-3, which extends life and reduces maintenance on this compact lightweight workhorse.
- A growing number of CFM56-3 engines reach more than 25,000 hours before their first shop visit removal
- Expected first run life of more than 16,000 engine flight hours
- Meets most-severe inclement weather threat
- Setting new industry standards for reliability
- 40 percent margin, compared to ICAO NOx limit
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- 3-D Aero for the high-pressure compressor
- Up to 25 degrees (C) of additional EGT margin
- As much as 1.6% SFC improvement