This might be a DJ-3A Body on an MB/GPW chassis. The engine looks military, as does the original tc and tranny.

“1957 cj3a new rebuilt flathead motor. this willys is drivin almost every day,but has less than 500 miles on motor,has a 12 volt 1 wire new alternator,rebuilt starter, new exaust from engine back, has the complete military driveline, I did replace the trans with a t90 but I have the t84 that came out. new clutch all new brakes and lines master cyl wheel cyls, and hoses, new radiator. many new parts. runs and drives good.body is very solid. title in hand. asking 5500.00”