Want to get the most power gains out of your 2017 and newer KTM / Husky 150, 250 and 300? The Two Stroke Performance Power Kit 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 compression ratio of your choice, and an NGK spark plug. All three components of the kit are designed to work together to give your 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 in for all different riding conditions.