# R-790 Whirlwind

> R-9 piston aircraft engine, redesigned version of the Whirlwind

**Wikidata**: [Q8038252](https://www.wikidata.org/wiki/Q8038252)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Wright_R-790_Whirlwind)  
**Source**: https://4ort.xyz/entity/r-790-whirlwind