ran mine at leominster on carpet friday night with 3k in the diff.
instantly the car had a loose back end, but was running worn tyres. so I glued on some new pins and tried again. a lot better and balanced now.
Car seems to push like crazy exiting corners so I'll be working on curing that next meeting. Might drop the oil to 1k for next time.
The launch at the start of the final was ballistic