Billet Torque Converter | BMW ZF 8HP Transmission | ATS x Circle D Specialties

Developed exclusively with Circle D Specialties, this high performance billet torque converter is engineered for BMW ZF8HP transmission applications requiring increased holding capacity, improved durability, and higher power capability.

Built for high horsepower street cars, drag racing, and performance transmission builds, this converter incorporates premium billet components and an upgraded clutch design to support aggressive launches, increased torque loads, and improved lockup performance.

Features include:

• Increased lockup holding capacity for high power applications
• Damperless design for improved durability and performance use
• Modular clutch pack design
• Billet input centering device
• Custom billet clutch hub
• Billet stator construction
• Available in multiple stall speed options

This converter was designed to push the limits of the BMW ZF8HP platform while maintaining the quality and performance standards both ATS and Circle D Specialties are known for.

Whether you’re building a street car, roll racing setup, drag car, or extreme horsepower application, this billet BMW ZF8HP torque converter is built to handle serious power.

Lead time: Please allow approximately 3–4 weeks for converter production and shipping.

Important: If you are using an 8HP70 from an N57 application, please contact Applied Torque Solutions before ordering to confirm compatibility.