Product Description Repeat damper removal and installation can reduce vibration control. Maintain recommended Fluidampr press fit of 0.0005" - 0.0015". Fits Fluidampr #800131 and #80257E. Chevy 396-427ci, internal balance, dual key (3/16" and 1/4").
Fluidampr BBC Int Balanced Dual (3/16in & 3/16in) Keyway Harmonic Balancer Adapter Hub (Hub Only) - 100010 MSRP: $242.46 Was: Now: $206.35
Fluidampr BBC Int Balanced Dual (1/4in & 1/4in) Keyway Harmonic Balancer Adapter Hub (Hub Only) - 100011 MSRP: $266.90 Was: Now: $227.15
Fluidampr BBC Ext Balanced Dual (3/16in & 1/4in) Keyway Harmonic Balancer Adapter Hub (Hub Only) - 100006 MSRP: $251.63 Was: Now: $214.15