Nope # mean nothing and I really doubt that it only has 6k miles on it.
http://ecomodder.com/forum/showthrea...ion-22776.html
The only thing the # will tell you is big or small bearing trans. A small bearing b big bearing trans. You could try to sell the si trans on cl tell them input bearing is bad you might get 50-100 for it. People want those. Possibly fixed 150$. Don't know never looked for one.