ATI Nissan RB26 R32 1000hp Super Damper Harmonic Damper

Super Damper Harmonic Damper (Street) Part Number: ATI 917752 The patented ATI Super Damper is the only damper designed exclusively for high performance engines.

• Eliminates torsional crankshaft vibrations
• Exceeds SFI 18.1 specs
• Black zinc chromate finished
• Tunable, rebuildable, and extremely efficient at ALL RPM
• Laser engraved 360 degree timing marks

Inner and outer shells are available in aluminum or steel, and contain a steel inertia weight. This inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application).

Specifics: Nissan Skyline R32 -2.6L RB26DETT / RB26 ; Street (600HP-1000HP) P/S, Air, Alt

• Aluminum Shell
• Includes Crank hub
• 7.053" OD
• 2 Ring
• Total Weight 5.25lbs
• Inertia Weight 3.50lbs

Notes: Damper includes new aluminum water pump pulley for clearance. A/C belt is a 25% overdrive- DO NOT USE BELT IF RACING! 3% underdrive on powersteering. OEM size on water pump.

Part # 917752

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.