The FTI Performance 9.5-inch Street Racer billet torque converter for TH350/TH400 GM applications delivers a 4000 rpm hard-hit stall for aggressive launch demands. Engineered in-house, it features TIG-welded and furnace-brazed fins, a heavy-duty race sprag and hardened impeller components. Non-lockup SR Series units add Triple Torrington bearings and a billet front cover, with each assembly pressure-checked and computer-balanced.
FTI 9.5in GM Street Racer Series Converters Sprague Type - 4000 Hard Hit Stall