Subaru EJ20 / EJ25 Metal Jacket Harmonic Damper

A high performance replacement damper to suit Subaru EJ20 / EJ25 engines

Product Features:

• High carbon steel hub
• Aerospace grade aluminium pulley pack
• High carbon steel damping ring, fully bonded using an anti-vibration, anti-tear natural rubber
• Designed in house at Ross using CMM technology and 3D modelling
• Damping weight optimized for high RPM applications
• Laser etched with 360° timing marks
• Steel components corrosion protected with a hot phosphate coating process and a high quality matte black paint finish
• Aluminium is anodized gloss black
• Designed for use with our universal dry sump drive adaptor and 19T HTD pulley
• Uses grade 10.9 or better hardware
• Complies with SFI spec 18.1