Polini Thor 80: compact two-stroke engine

Polini’s latest paramotor engine is the compact, liquid-cooled, two-stroke Thor 80. The Thor 80 weighs just over 11kg, and Polini say its power-to-weight ratio is “extraordinary”. It’s liquid cooled, and its small radiator, the carburettor and exhaust are all integrated into the engine housing to keep things neat and compact. The nickel-silicon treated aluminium cylinder displaces […] …read more

Source:: Cross Country – International Free Flying Magazine