Over the years, ATI has earned a reputation for its cutting edge technology, attention to detail, and rigorous testing under race conditions. By staying true to these basic principles, ATI has built a loyal customer base; many of whom still use parts purchased from ATI in the 1980's.

Product features:

• ATI's Super Damper for Toyota GR Supra BMW B58 engines
• Dampens torsional crankshaft vibrations at all RPM levels
• Protects against engine harmonics
• Direct replacement for the OEM unit
• Available with 21% Underdrive pulley shell (918351)
• Laser-etched timing marks
• SFI 18.1 Certified for competition use

• Shell Material: 7.074" Aluminum, 6-rib
• Hub Material: Steel with inner shell 916501, bore 1.577"
• Inertia Weight: 2.20 lbs, 3 ring

• Toyota Supra 2020+
• BMW Z8 2019