ATI Mitsubishi 4G63 Super Damper Harmonic Damper EVO 1-3

Mitsubishi 4G63 DSM Super Dampers

• ATI's Super Damper for Eclipse DSM 4G63T, 4G64T engines
• Fits 1st Gen Eclipse, Galant, Eagle Talon, and Plymouth Laser
• High horsepower street & race use
• Dampens torsional crankshaft vibrations at all RPM levels
• Protects against engine harmonics
• 6.325” diameter, 12% overdriven
• Direct replacement for the stock OEM damper
• Custom timing gear hub replaces the stock timing gear
• Stock timing cover must be trimmed for hub clearance
• Laser-etched timing marks at TDC, 5°, 10°, 15°, 20°, 25°, 30°
• SFI 18.1 Certified for competition use

Specs

• Shell Material: 6.325" Aluminum, two 4-rib drives, 12% Overdriven
• Hub Material: Steel with Timing Gear drive, #916025, 1.263" Bore
• Inertia Weight: 2.4 lbs, 3 ring

Part # 918251

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.