FC Power Racing engines is proud to announce their new .21 size 5 port Racing Nitro Engine. After many years of producing engines for other manufacturers, they have decided to market their products direct and save the consumer hard earned money! This engine will run with the best of them for a fraction of the cost . Comes with extra aluminum venturi mm. This engine has increased fuel mileage by nearly 45 seconds over the average race engine. This engine has smoother low end power and higher top Speed.