This is a rough, but running CJ-3A. This looks a pretty decent deal.
“Willis jeep original flat head 4 cylinder engine. Engine runs great! brakes need repair. This Jeep has oversized drum brakes (the original brakes are included) master cylinder was just rebuilt new flex lines on the front. the electrical system has been converted to 12v (except the starter) the charging system is an alternator. I have new motor mounts and a new oil filter also a carberator kit.”