U-Joint Bellows – Fits MerCruiser Bravo & Blackhawk Drives (Replaces 86840A05, 8M0062406) 9.9HP Ensure the anodes are securely

Ensure the anodes are securely fastened

this is a compatible replacement

you should always replace all old gaskets and O-rings with the new ones provided in the kit whenever you change the thermostat

start the engine

Clean the mating surfaces of any old gasket material or corrosion

U-Joint Bellows – Fits MerCruiser Bravo & Blackhawk Drives (Replaces 86840A05, 8M0062406) 9.9HP Ensure the anodes are securelyProduct Details This aftermarket MerCruiser Bravo U Joint Bellows is designed to protect the U joint and driveshaft assembly on MerCruiser Bravo and Blackhawk sterndrives. It fits Bravo I, Bravo II, Bravo III, and Blackhawk models from 1988 and newer, creating a crucial seal as the drive shaft passes through the transom. It serves as a direct cross reference for multiple OEM and aftermarket part numbers, including Sierra 18 2756, GLM 89140, Mallory