all planes 
Helio
Courier · RuthAS· CC BY 3.0
Helio
Helio Aircraft Company
🇺🇸 United States ·4 types· first flights 1949–1964· 520 built
#1516 Helio
Courier
🛩️ light / GA piston- built
- 500
- top speed
- 274 km/h
- seats
- 5
#1880 Helio
AU-24 Stallion
🎖️ military turboprop- built
- 20
- top speed
- 348 km/h
- seats
- 9
- #1791
Helio
Twin Courier
🎖️ military 2× piston- built
- 7
- top speed
- 298 km/h
- seats
- 5
- #2771
Helio
Rat'ler
🛩️ light / GA- built
- —
- top speed
- —
- seats
- —
Sorted by number built. Sources: Wikidata, Wikipedia.· Helio on Wikipedia. Photos from Wikimedia Commons. All makers.