The FTI Performance 9.5-inch Street Racer non-lockup torque converter for GM applications is a Sprague-type unit tuned to a 3600 rpm hard-hit stall for strong launches. It emphasizes sturdy construction and balancing for reliability in high-stress use. The design prioritizes durable internals suitable for daily-driven vehicles that see occasional aggressive launches, while maintaining consistent stall behavior.
FTI 9.5in GM Street Racer Series Converters Sprague Type - 3600 Hard Hit Stall