Aluminum Pumps for the
Turbo 350 & 400 Transmission
TH400 Transmission: Lockup Kit Introduction
Difference Between TH400 Transmission Main Shafts
Maximum Performance Lockup Converters for Late-Model GM Vehicles
TH400 Transmission Close Ratio Planetary Sets
Performance Racing Industry 2016 Product Highlights
Coan Engineering provides “A Winning Combination” of performance transmission components and torque converters to racers across the globe by implementing the most advanced design and manufacturing techniques in the industry. MADE IN THE USA SINCE 1976!