This switch may be adapted to a veritable plethora of ATVs, go-karts, & scooters Our black 2-pin starter switch for gas-powered motor scooters, go-karts, and Chinese ATVs is compatible with many scooter and ATV regardless of engine size If your machine is powered by a 50cc, 150cc, or even a 250cc engine, then you can probably use this little switchDescription Our black 2-pin starter switch for gas-powered motor scooters, go-karts, and Chinese ATVs is compatible with many scooter and ATV regardless of engine size. If your machine is powered by a 50cc, 150cc, or even a 250cc engine, then you can probably use this little switch. The switch uses a 2-pin connector that is simple to install.Here at Monster Scooter Parts, we are constantly striving to bring our customers the best, the most sought after, and even some of the hardest to find scooter parts available. WARNING California Residents: Proposition 65 Warning