The FTI 9.5in Billet Mud Racer torque converter for TH350/TH400 GM applications is a 3600-stall spragless unit built for mud bogging and occasional racing. Suited to 400–1,200 hp setups, it pairs a forged billet steel front cover with a billet spragless center, hardened flanged impellor hub and a steel anti-ballooning plate to maintain shape and function under extreme torque loads.
FTI 9.5in GM Spragless Mud Racing Converters Aluminum Stator - 3600 Stall