Fitment: Fits 60-300HP, 15 spline; Fits MerCruiser Alpha and Bravo One Sterndrives 120-375hp; Fits Mariner 135-250 HP; Fits Verado 200-300 HP; Fits Mariner 75 HP 1984 and newer, 90 and 115 HP 1978 and newer, 125 HP 1994 and newer; Fits Alpha Bravo One Sterndrives Mariner 75 HP 1984 and newer, 90 and 115 HP 1978 and newer, 125 HP 1994 and newer; This hub kit fits all propellers that accept Flo-Torq II; Does not fit Mariner 1977 and older; Not compatible with Verado V8 engines equipped with 1.25in prop shafts. OE Numbers: Replaces 835257K1, 835257Q1. Double check your OEM part number for proper fitment. High Performance: The propeller hub kit provides excellent connectivity and rotational performance, allowing the propeller to fit seamlessly with the drivetrain, restoring power output and performance. Solid Construction: Made of high-strength copper material, heat resistant, sturdy and durable, not easily broken. Direct Replacement: Professional manufacturing ensures a precise fit, making it an ideal choice for repair, rebuild, and maintenance. Item Type: Propeller Hub Kit Material: Copper Package List: 1 x Propeller Hub Kit (5PCS) Note: Please double check the part number of your item; compatibility information is for reference only.