whats the difference in the LST and the LST 2? is there any difference in the chasis parts? because i can buy a LST 2 chasis complete for like 50$ but I can find a lot more LST hop ups but not LST 2 hop ups (or r they the same?) sorry new to Losi.... another quick question....do u guys think i could put the savage 3-speed tranny on an O.S. engine im going to have on this LST chasis...im finally collecting thoughts...thanx..