Selling a electric start gas engine. 670 cc (22hp). It has never been used. They run on gas. Turns on with a key This Predator 670cc V-twin 4-stroke gasoline engine delivers more power in less space than similar displacement standard twins. The horizontal shaft makes this gas engine an ideal replacement for most standard engine configurations. The powerful v-twin gas engine features a durable cast iron cylinder making it the perfect replacement engine for: Mowers, water pumps, high pressure washers and dozens of other machines. Compact v-twin design for more power in a smaller footprint Durable cast iron cylinder withstands wear and abuse Electric start Fuel shut off for safe transport For use on: Mowers, water pumps, high pressure washers Our Predator 670cc 22 HP V-Twin Horizontal Engine is a great replacement for your Honda GX630, 688cc, Honda GX660, 688cc, Honda GX690, 688cc, Briggs & Stratton Vanguard 3854, 627cc, Briggs & Stratton Vanguard 3864, 627cc