What parameters to enable stall up of your Falcon with an automatic Warning. These settings will make it VERY easy to break a standard tailshaft. If you are testing this out with a standard tailshaft, use medium brake and no handbrake. If you have the handbrake on with full brakes, you may end up needing a new tailshaft! Also, you will heat up the transmission torque converter very quickly doing this, don't do it repeatedly with a standard transmission and cooler. The first set work on