Trixter - No really, I understand. Haha. I talk to friends I've met through racing R/C cars every day.
1988? I was two years old...haha!
controlledchaos - The Muggy wing should be the same. Losi is working on getting caught up on the 8 and 8T stuff, it's just taking a while. Everything should be fine.
Black - How old is your second car? The rear driveshaft joints will continue to break in for the first gallon of run-time and the car will gain traction as the joints break in. Also, make sure the rear arms are not bound up on the inner pivot and stopping the rear arms from articulating smoothly.
If that doesn't help, let me know.