When repairing the TTC-7 speed you should call their Tech Service line at 800-401-9866. This way you can be sure to get all the correct parts and latest upgrades. Also this transmission is rated at a maximum torque of 660 ft/lbs (250hp). Going beyond this torque rating causes many problems including catastrophic failure. The tech line is open Monday-Thursday 8:00am-8:00pm and Friday 8:00am-6:00pm.
