Ross Performance Parts JZ Harmonic Dampers are designed to provide the maximum amount of protection without the need for modification.

• Modular design to cater for varying pulley combinations and ratios whilst maintaining damping mass performance
• Assembly mass optimised for high RPM race applications
• Seamless integration with the Ross Performance Parts Dry Sump Drive Adaptor
• Designed and manufactured in-house using CMM, 3D modelling and state of the art CNC technology
• Bonded using our proprietary Ross Tuffbond process incorporating anti-vibration, anti-tear natural rubber
• Laser etched 360 timing marks
• High-quality black finishes
• Utilises grade 10.9 or better hardware
• Complies with SFI 18.1