1982 250r with astro kit or missle kit not sure which one

i have a 1982 250r that is bored 50over the head is shaved and it has a dg pipe
and boysen pro series reids i live in az asking 3,000 obo these conversion kits are hard to find it is not the 3 wheel to 2 wheel its the 3 wheel to 4 wheel the front end is extended pretty far like it was for racing the top end only has like 45 minutes on it all wiseco