we recommend inspecting the impeller annually and replacing it every 1-2 boating seasons or according to the maintenance schedule in your engine's service manual
and III stern drives manufactured from 1998-onward (serial number 0B664190 and up) and Blackhawk stern drives from 1994–1995 (serial number 0D469859 and up)
Torque all fasteners to the manufacturer's specified values
which is typically every 100 hours of operation or at least once per year
1 x Smooth Idler Pulley (Replaces 8M6500024
U-Joint Oil Seal – Fits MerCruiser Bravo (Replaces 26-807006, 26-18816) 85hp we recommend inspecting the impellerProduct Details This aftermarket U Joint Oil Seal is designed for MerCruiser Bravo series (I, II, III, X, XR, XZ) and Blackhawk stern drives manufactured from 1988 and later, fitting serial numbers 0B664190 and up. It provides a secure seal within the drive shaft housing to prevent gear lube leakage and water intrusion. It serves as a direct replacement for MerCruiser OEM part numbers 26 807006 and 26 18816, as well as GLM part 86730. Installs in the