PRO-X TH400 3L80 12-inch Lockup Torque Converter lockup equipped

Heavy-duty PRO-X 12-inch lockup torque converter engineered for the GM TH400 Turbo 400 3L80 transmission. Rated at lockup equipped speed for optimal power transfer in your specific application. Features precision-balanced internals, hardened stator, and reinforced turbine for demanding high-torque applications including big-block powered muscle cars and trucks.

The TH400 is a favorite for drag racing and high-performance builds, and this converter is designed to handle the power. Compatible with 1964-1990 GM vehicles including Chevrolet Corvette, Camaro SS, Chevelle SS, C10 trucks, GMC trucks, Pontiac GTO, Firebird, and Buick Riviera.