Ok I've found a MZ-2 body tub and I wanted to know what sets these apart other then the generator behind the shifters and antennae mount on the drivers side, this is going to be a back burner project since I have a 1952 M38 on the front. However I'd like to know all I can about the MZ-2 before I start on it. The data tag serial number is 3419 a D.O.D. would be nice to know if anyone has a clue please let me know. The only thing I've seen is that they started this variation in 1944 but that's about all I can find out. My plans are to use the cja2 frame I have to restore it. While I know this is not "correct" I have the frame already under the M38 and since I have the M38 frame ready for transplant the M38 to why not utilizes it? Now for the pictures. Again any info you might have will be appreciated. Here she is:

I know it's hard to read but it says:
Model MZ-2
Mobile Radio Transmitting
And Receiving Equipment
Serial 3418
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Equipment Consist of Accessories and Following
1 CND - 10182-B Reconnaissance Car
1 Model TCS Series Radio Tran & Rec Equipt
1 66118 Antenna Assembly
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Navy Department
Bureau Of Ships
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Contractor
Willy's - Overland Motors Inc.
Toledo Ohio U.S.A.
Contract NX st 53300