Mercury 835257K1 Mercruiser Flo-Torq II Hub Kit

Mercury 835257K1 Flo-Torq II Propeller Hub Kit

The Mercury 835257K1 Flo-Torq II Propeller Hub Kit is a genuine Mercury hub kit designed to help protect the drivetrain from minor damage-causing impacts. The Flo-Torq II system uses a specialized drive sleeve to cushion the propeller hub connection while maintaining dependable propeller performance on compatible applications.

This hub kit is designed for select Mercury, Mariner, and Force outboards, as well as MerCruiser Alpha One and Bravo One sterndrives under 400 HP. It includes the required thrust washer, drive sleeve, splined adapter, tab washer, and prop nut for compatible propeller installations where part number 835257K1 is specified.

Product Features:

• Genuine Mercury Flo-Torq II propeller hub kit
• Specialized drive sleeve helps protect the drivetrain from minor impact damage
• Designed for select Mercury, Mariner, and Force outboard applications
• Also fits select MerCruiser Alpha One and Bravo One sterndrives under 400 HP
• Includes key hub components needed for compatible propeller installation
• Helps support proper fit, propeller performance, and drivetrain protection
• Built to Mercury Marine fit, function, and performance standards

Product Details:

• Brand: Mercury
• Manufacturer Part Number: 835257K1
• Series: Flo-Torq II
• Part Type: Propeller Hub Kit
• Application: Select Mercury, Mariner, Force, and MerCruiser propeller applications
• Horsepower Range: Up to 300 HP outboard applications and under 400 HP sterndrive applications where specified

Kit Includes:

• 8354671 forward thrust washer
• 879637 plastic drive sleeve
• 826074Q1 aft adapter with tab washer
• 8276141 prop nut

Fits Select Applications:

• Mercury 40-60 HP Command Thrust outboards where specified
• Mercury 40-60 HP BigFoot outboards where specified
• Mercury and Mariner 70-300 HP outboards where specified
• Mercury Verado outboards where specified
• Force 90-120 HP outboards where specified
• MerCruiser Alpha One sterndrives where specified
• MerCruiser Bravo One sterndrives under 400 HP where specified

Service Note: Check your owner’s manual or service manual to verify the correct Flo-Torq hub kit, thrust washer, and prop nut part numbers for your specific engine, drive, and propeller combination.

Fitment Note: Hub kit fitment should be verified by engine or drive model, horsepower, propeller series, propeller hub style, shaft size, thrust washer requirements, prop nut requirements, and parts diagram before ordering. Please confirm this Flo-Torq II hub kit is correct for your Mercury, Mariner, Force, or MerCruiser setup before purchasing.

California Residents: WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov