CMC Wonder Mixer 3-1/2S
4 videos • 90 views • by LineshaftRestorations Construction Machinery Corporation (CMC) Wonder Mixer. Model 3-1/2S powered by a Cushman R20 3HP "Cub" engine. From catalog information it appears to be 1940s but exact age is unknown. Acquired in May 2018 this series follows the saga of returning it to operation.