How many engines does the aircraft operated by the 30th Airlift Squadron have?
30th Airlift Squadron:  It operated the Lockheed C-130 Hercules aircraft of its colocated Guard unit, conducting airlift missions. Lockheed C-130 Hercules: The Lockheed C-130 Hercules is a four-engine turboprop military transport aircraft designed and built originally by Lockheed (now Lockheed Martin).
four-engine