Total Tilt Derby proudly offers the Torque ConverCircle designed for TH350 and TH400 transmissions, featuring a 2200-2800 RPM stall and a 10.500 in bolt pattern for precise fitment. Engineered by ACC PERFORMANCE, this part delivers exceptional durability and performance, perfect for Eachter and Street Bandit builds. Whether you’re upgrading your derby car or customizing your setup, Total Tilt Derby ensures quality parts tailored to your specific needs. Our commitment to performance and customer satisfaction makes us the trusted choice for derby enthusiasts. Explore our selection and experience the difference with Total Tilt Derby’s expert service and custom order options.