He got one/had it built by a gentleman named Christian Sheppard-Capurro from Malta. From the site home page I linked above, click the link for: "Building an USCG 83-foot Sub Buster" and download his pdf. Info provided on how to get a kit.
If you are into scratching anything, I also ran across this interesting article in my online travels looking stuff up on this subject:
Not sure if you can do anything with that or not.
Best I can do. Sorry.
: I've been looking for a kit of the 83
: footers. What kit are you building?