ATI Toyota GR Supra B58 Super Damper - 918351

• 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

Specs

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

Fits the following applications

Toyota GR Supra B58 Super Dampers

• 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
• 21% Underdrive pulley shell
• Laser-etched timing marks
• SFI 18.1 Certified for competition use

Specs

• Shell Material: 7.074" Aluminum, 6-rib
• Hub Material: Steel with inner shell 916501, bore 1.577"
• Inertia Weight: 2.20 lbs, 3 ring
• Diameter 7.074"
• Weight 6.1 lbs

Fits the following applications

• Toyota Supra ('20)
• BMW Z8 ('19)

Part # 918351

Please note: Most OEM cranks are held to +/- .0002" while most aftermarket cranks are held to +/- .0005." Hub bores are tight to accommodate aftermarket cranks and due to this honing may be required as part of the fitting process.