FTI Performance 9.5-inch Mopar billet Street Racer torque converter (727/TF-8) is a Sprague-type non-lockup unit specified at a 4000 rpm hard-hit stall. SR Series units are built for durability with TIG-welded, furnace-brazed fins, a heavy-duty race sprag and a hardened steel impeller, and each finished converter is pressure-tested and computer-balanced for consistent performance.
FTI 9.5in TF-8/727 Street Racer Series Converters Sprague Type - 4000 Hard Hit Stall