Fluidampr 720321: Harmonic Damper Mopar 331/354/392 Early HEMI Engines
Mopar Harmonic Dampers
Harmonic Damper Mopar 331/354/392 Early HEMI Engines Diameter: 7-1/4" O.D. Bore Dia. (Min/Max): 1.5295/1.5305 Weight in lbs. (Rotating Weight): 9 lbs. (6.1 lbs.) Internal Balance 6-Bolt Holes Evenly Spaced Pulley Pattern