It’s a mix of parts.

https://seattle.craigslist.org/tac/cto/d/1942-military-jeep/6643860890.html

“1942 GPW Ford Script Jeep body on 1961 Jeep F-Head engine and running gear. New Transmission, Rebuilt Transfer case. New steering gear. New top. Rust free body. 12Volt electrical system. Could use rebuild braking system. Front locking hubs. Comes with power takeoff and original transmission. Drives well and is only used in parades. Have tow bar. Clean title and WA Historical Plates. I’ve owned this vehicle 9 years.”