Originally Posted by VegasHB

Doing this on my F1 made it undriveable. Locked the diff down on black carpet and the rear end would chatter (hop) and just spin out. I'm sure there's more tuning needed as another racer has his diff with the pegs installed and runs the quickest lap times at the track. Just not sure why my car would chatter when we're both running the same tires. Gotta mess with it a little more as I know i'm missing something in setup doing locked diff / spool.