Outboard Oil Seal Kit – Fits Mercury (30-150HP), Honda BF75/90 (Replaces 8M0205729, 91255-ZW1-003) 65HP Start the engine and check

Start the engine and check for leaks around the housing as it warms up

Peeling is almost always caused by improper surface preparation

Installation: Simple peel-and-stick application with strong adhesive backing

What are common signs of a failing lower unit

If anything differs—even if your model appears on a compatibility list—do not install the part

Outboard Oil Seal Kit – Fits Mercury (30-150HP), Honda BF75/90 (Replaces 8M0205729, 91255-ZW1-003) 65HP Start the engine and checkProduct Details This Outboard Oil Seal Kit is an essential component for maintaining the lower unit of various Mercury Mercruiser outboards (30 150HP, 1987 present) and specific Honda Marine 4 stroke models, including the BF75 (1997 1998) and BF90 (1997 1998) series. It is designed to prevent water intrusion and gear lube leakage from the propeller shaft. The kit provides a direct interchange for Mercury part numbers 26 70081 and 8M0205729, Honda