Quiet the Clunk with the Mercury Flo-Torq SSR Propeller Hub Kit.

If youโ€™ve ever shifted an outboard from neutral to forward or reverse gear, you know the sound and feel of โ€œshift clunk.โ€ Itโ€™s the noise created when freeplay in the drivetrain is taken up as the parts in the system engage one another to turn the propeller.