i had the issue when i first stated with my rc8t, did the steering mod as shown for factory web site. i also changed the sway bars 2.8 front and 3 in the back 40 wt shock oil and diffs 7 front 10 center (slip) and 3 rear. proline lrp are good butt city blocks much better. now the truck is awsome. hope you can get it working better.