The Team Losi cars all come with a good tuning guide in the back of the instructions. This can be downloaded from teamlosi.com. Also download the Xray tuning guide for the Xb8 buggy. It is for a 1/8 buggy but much of it applied to all offroad vehilces.
"I have no idea what you're talking about, so here's a bunny with a pancake on it's head."
In mind and body, we're all heading towards old age. It is slower to go by bike.