Built for Performance. Engineered for Reliability.The Polini Thor 190 HF is a lightweight, compact 2-stroke engine engineered for pilots who demand reliability, power, and innovation. Designed using advanced 3D modeling and flow simulation, it features Polini’s exclusive HF Cooling System and Spark Cooling System to maintain stable performance in the most demanding flight conditions.With 193cc of displacement, up to 29 HP @ 8,100 RPM, and a base weight as low as 30 lbs, the Thor 190 HF is ideal for foot-launched paramotors and single-seat ultralight applications. Import Tariff Notice: Our engines do not normally incur a tariff; however, they may. If a tariff is incurred on the import of these engines, it will be billed to the end user — either by the shipper, or by us if we import the engine directly. These engines are not kept in stock and are usually shipped directly by the manufacturer.