The FTI Performance 9.5-inch Economy Street Racer torque converter for TH350/TH400 transmissions is a turbo-spline model with a 3600 rpm stall to support stronger launches. As an economy option in the Street Racer family, it focuses on predictable engagement and internal robustness suitable for many street and mild-performance turbo setups without the extra features of the top-tier units.
FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 3600 Stall