9.6" diameter torque converter with lock-up 30 spline input, 10-3/4" bolt pattern (non LS), 3200-3600 RPM stall. Hays Performance Drivetrain is proud to announce the addition of Twister 3/4 Race Performance Torque Converters. Torque converters are a perfect addition to our line of performance Flex-plates, Clutches, and Flywheels. The 3/4 Race converter is the first series we are bringing to market. This series of converters is intended for street/strip combinations, with various stall offerings to accommodate any mixture of modifications including higher compression ratios, aftermarket camshafts, aftermarket cylinder heads, lower gear ratios, and vehicle weight loss. The name "3/4 Race Converters" perfectly describes a converter suited for an application just shy of Full Race, which is a.
