are single-thread locknuts that grip the shaft to hold it in place
then securely re-install the cover plate
covering models manufactured between 2000 and 2011
verify that your existing part number matches one of the numbers in the Part Number Matrix
Is this a complete kit for the job
Hydraulic Manifold Assembly Connector Kit – Fits MerCruiser Alpha One Gen 2 & Bravo Drives (Replaces 8M0137703, 8M0080805, 98825A4, 98825A12) Chris-Craft are single-thread locknuts that gripProduct Details This Hydraulic Manifold Assembly Connector Kit is designed for MerCruiser sterndrives, including MC 1, R, MR, Alpha One Gen 2, and all Bravo models from 1983 and newer. It serves as a crucial connection point in the power trim hydraulic system, ensuring reliable operation. The kit provides a direct interchange for multiple OEM and aftermarket part numbers, including Mercury MerCruiser 8M0137703, 8M0080805, 98825A4, and 98825A12.