Got big power? Performance Automatic's TH400s can handle most crate engines today without a complaint. Starting with the best cores available, Performance Automatic works its magic with improved shift calibrations, heavy-duty clutches, and upgraded sprags. They finish them off with a new pan and drain plug to give you dependability for the road ahead.

Performance Automatic's TH400 can handle most crate engines today without a complaint. Starting with the
best cores available Performance Automatic works its magic with improved shift calibrations, Heavy Duty clutches and upgraded sprags.
Finished off with a new pan and drain plug and you have dependability for the road ahead.

Heavy Duty Clutch
Valve Body Shift Package
Chrome Pan
500 HP Rating