Want to get the most power gains out of your 2017 and newer KTM / Husky / GasGas 250? The Two Stroke Performance Power Kit “PLUS” for carburetor bikes is the hot set up. The kit includes a TSP pre-jetted Keihin 38mm Air Stryker short body carburetor, a CNC billet machined TSP head with complete head gasket kit, a TSP tuned ignition with bar mounted switch, and an NGK spark plug. All four components of the kit are designed to work together to give your 250 two stroke engine increased power gains from bottom to top, with a much smoother power delivery. The TSP jet kit is designed to work from sea level up to 6,000 ft elevation. No more messing with your jetting on every ride. The TSP tuned Keihin carb is very consistent for all different riding conditions.