L 3 Communication Combat Propulsion Systems

L-3 Combat Propulsion Systems, a division of L-3, was formerly a division of General Dynamics Land Systems until L-3 acquired it in 2005. It is located in Muskegon, Michigan. L-3 - Combat Propulsion Systems employs over 500 people and was the 4th largest employer in Muskegon County as of 2006.

The company's primary business is in building engines and transmissions.
L-3 CPS builds or supplies

The current facility was home to Continental Motors near the turn of the century, Teledyne, Ryan Aeronautical Company, and General Dynamics Land Systems.