PZL-Swidnik SW-4

The SW-4 is a light, single-engine helicopter powered by the 458-shp Rolls-Royce 250-C20R/2 engine. First flight occurred in 1996, but deliveries to the Polish air force did not start until 2004. (AgustaWestland acquired PZL-Swidnik in January 2010.) PZL-Swidnik built 36 SW-4s for military and civil...

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