The NEW Evolution: 160cc 7-Cylinder Radial Gas Engine
Stunning appearance. Lifelike sound. An abundance of torque. Evolution® radial engines have what it takes to make any round-cowl scale model a masterpiece. The latest addition to the line is a 4-stroke, 7-cylinder gas engine that’s just right for scale subjects with wingspans of 90 to 110 inches. It comes with everything you need to get it mounted and running, including an electronic ignition system and ring exhaust.
Do a search for radial gas engine on RCSLOT.com.