ATI SUPER HARMONIC STREET DAMPER CRANK PULLEY K-SERIES HONDA CIVIC SI FD2 K20Z3 918477

Description

ATI Super Harmonic Street Damper for Honda K-Series | Part #918477 | Civic Si, RSX

Upgrade your Honda K-Series engine with the ATI Super Harmonic Street Damper, engineered for superior performance and durability on both street and track. Designed specifically for the ’02-’06 Acura RSX, ’02-’05 Civic, and ’06-’15 Civic Si models, this damper fits K20A, K20Z3, K20A2, and K24A/Z engines.

✅ Key Features:

• Part Number: ATI-918477

• Compatibility: Honda/Acura K20A, K20Z3, K20A2, K24A/Z engines

• Vehicles:

  • Acura RSX (2002-2006)

  • Honda Civic (2002-2005)

  • Honda Civic Si (2006-2015)

• Design: 5.5” diameter super harmonic damper with single serpentine belt drive

• Timing Marks: 360° laser-etched for precision tuning

• Certification: Meets or exceeds SFI 18.1 safety standards; NHRA & IHRA approved

• Use: Street and racing applications

• Construction: High-quality balanced design reduces harmonic vibrations and engine wear

• Drive Setup: Compatible with factory serpentine belt configuration