Neu used to mass produce the 1107/1.5d. I got it from diversity models back when they were still in business, then sold it to metallover.
Byte, here's a good 3s lipo that will fit your vendetta with no mods. I've been using this with great results.
http://www.2dogrc.com/ecommerce/os/c...nt-p-2178.html
They are expensive compared to others, but are a perfect fit, and dish out loads of power.