GLUE WORK TOOL KIT 91-31229A7

Function and technical context

This specialized tool kit is designed for the removal and installation of bearings and precision components in tail groups of boats with MerCruiser drive systems, ranging from the Alpha One line to the Bravo series and its high-performance variants. Its use is essential in professional nautical workshops and for mechanics specialized in marine propulsion, as it allows the internal components of the tail group to be manipulated without damaging adjustment surfaces or bearing seats. Working without the appropriate tools on these assemblies implies a high risk of irreparably damaging high-cost parts, causing incorrect clearances in the drive train or compromising the tightness of the assembly, which can lead to water entering the interior of the tail group and serious failures during navigation.

When to use this toolkit?

This set of workshop tools should be used whenever the replacement of bearings, seals or internal components of the tail group is undertaken during scheduled maintenance checks or repairs due to wear. In MerCruiser tail groups, it is recommended to check the condition of the bearings and seals during each seasonal maintenance or when symptoms such as abnormal vibration in the transmission line, metallic noises in the tail group or excessive play in the propeller shaft appear. Having the specific tools for this job prevents damage due to malpractice, reduces workshop intervention time and guarantees that the assembly remains within the tolerances required by the manufacturer.

Mercury/MerCruiser

Equivalent manufacturer part numbers