The FTI Performance 9.5-inch spragless mud racing torque converter for Ford C4 transmissions comes with an 11 7/16" bolt circle, 26-spline output and a 4000 rpm hard-hit stall. Intended for mud-race applications, it provides a very high stall speed to support strong launches where traction is limited. Offered as a direct-fit option for C4-equipped race builds.
FTI 9.5in Ford C4 Spragless Mud Racing Converter - 11 7/16 BC - 26 Spline - 4000 Hard Hit Stall