Your motor stack look similar to mine except I have the followig motors:
TO Big Block
WattAge 370(300, Big Block,chubby)
Peak Turbo coreless(elite mod)(critical condition)
WattAge 380
Super 400,
GP 280BB
GPM Type R(R.I.P.)
Elite Stock(critical condition)
HPI stock(R.I.P.)
HPI Mod 45T
WattAge 380( #2...in the mail)
Speed 280 Race 6V(in the mail)
My list is pretty short..don't you think?!
Thanks Dan for the tip....I'm going to search my LHS for that copper wire and buy a couple pinions(20-23T).
-Ryan