Mercury - Quicksilver 835278Q1 Flo-Torq II Hub Kit Honda 135-225HP 4-Stroke Outboards 835278Q1. Overview. Bring the proven reliability of Mercury's Flo-Torq system to your Honda outboard with the Quicksilver 835278Q1 Flo-Torq II Hub Kit. Designed for Honda 135-225HP 4-stroke outboards, this hub lets you install Mercury or Quicksilver propellers while adding smooth performance and drivetrain protection.. The Flo-Torq II system works like a built-in shock absorber for your propeller - it cushions