The ATI Super Damper harmonic crankshaft pulley for 6.2L supercharged Hemi V8. These are available in the stock size and 10% overdriven for a 3 psi boost increase. ATI Super Dampers provide balanced dampening of torsional crankshaft vibrations through all RPM ranges and exceed SFI 18.1 Safety Certification for competition use.
Vehicle Fitment:
6.2L Hemi V8 (Hellcat Demon Redeye Supercharged)
• 2021-2023 Dodge Ram TRX (6.2)
• 2015-2023 Dodge Charger (6.2)
• 2015-2023 Dodge Challenger (6.2)
• 2018-2021 Jeep Grand Cherokee Trackhawk (6.2)
Part Number: | Diameter: | Notes: |
918483 | 8.18″ | Stock Size Doesn’t change boost |
918485 | 8.90″ | 10% OD Adds 3 psi Requires Gates (K100594HD) belt A/C bracket may need grinding for clearance |
Recommended for Install:
• ATI Crank Pin Kit (918008-1)
Features:
• Dampens torsional crankshaft vibrations at all RPM levels
• Protects against engine harmonics
• Laser-etched timing marks
• Black zinc chromate to prevent rust
• SFI 18.1 Safety Certification and are approved for competition use
Specs:
• Aluminum Shell
• Steel Hub
ATI stock photo. We will update with new photos soon!