FOR HPI NITRO STAR F SERIES PULLSTART ENGINES/REQUIRES A 7.2V RECHARGEABLE STICK BATTERY PACK AND CHARGER

Start your vehicle quickly and easily with the updated Roto Start 2. The Roto Start 2 features a more durable case and to protect your engine it comes with a built in circuit breaker which cuts off in case of an overload (e.g. a flooded engine).

This HPI Nitro Roto Start 2 system is for the F & G series engines that use a 12mm One-Way Bearing.