Driveshaft Housing Upper Unit Seal Kit – Fits Mercruiser Alpha One Gen II (Replaces 26-88397A1) family-yamaha-40tlrw Carefully lower and remove the

Carefully lower and remove the gearcase to access the water pump assembly

5 HP models with serial 0R131842 & up

Brand Model Engine Type OEM Part No

the linked serial number guide can help you precisely identify your model if you are unsure

Driveshaft Housing Upper Unit Seal Kit – Fits Mercruiser Alpha One Gen II (Replaces 26-88397A1) family-yamaha-40tlrw Carefully lower and remove theDriveshaft Housing Upper Unit Seal Kit Fits Mercruiser Alpha One Gen II (Replaces 26 88397A1) This seal kit is designed for Mercruiser Alpha One Generation II stern drives from 1991 and newer. It contains all the necessary seals for servicing the upper driveshaft housing to prevent water intrusion and oil leaks. This kit is a direct replacement for Mercruiser part number 26 88397A1 and other aftermarket equivalents. Installation Method: Direct