How Much Horsepower Is 420Cc. Specifications name 13 hp (420cc) ohv horizontal shaft gas engine epa/carb horsepower (hp) 13 maximum speed (rpm) 3600 rpm maximum torque (ft. How much horsepower is a 420cc motor?
While it’s true that 420cc engines are no match for the power of supercars, they can still do a lot of work. The fc420v engine has an ohv (overhead valve) design; Liquid cooled, electronically fuel injected and ready to ride, it has the ability to race down the trail at a good speed.