This probably has an f-head. It’s got a few other updates, too.
https://phoenix.craigslist.org/evl/cto/d/scottsdale-jeep-willys/7259657681.html
“1946 Jeep Willys CJ2A
Original Body with matching ACM numbers on tailgate and gusset.
Engine is from a 1953 Jeep Willys. It runs great and starts up with one turn of the key.
All 4 brake cylinders replaced last month and master cylinder.
Very little rust. Read Less”