Linc said two things in one sentence. He's very full of himself so when he talks he literally spits out words. He's so cute.
Anyhoo, we've nailed down that you use alum. diff cases, but what about diff CUPS?
http://cgi.ebay.com/DIFF-CUP-Losi-Mu...item5adaf26ac8
Or atleast the upgraded losi cup with the metal insert? With these alum. cups your output gears should last..........