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Genuine OEM Mercury Outdrive Drain Plug Seal (Part # 26-8M0204693).
$20.95
Protect your lower unit's internal gears and bearings with the Genuine OEM Mercury Outdrive Drain Plug Seal (Part # 26-8M0204693). Engineered to factory specifications, this critical rotary shaft seal prevents high-pressure gear lube from escaping while sealing out water, sand, and debris from entering the gearcase housing.
***6 Pack***
Replacing worn or hardened shaft seals during routine lower unit rebuilds, water pump impellers service, or gear housing overhauls is crucial. A fresh factory seal maintains proper oil retention, prevents water emulsification, and protects expensive internal driveshaft splines and bearing assemblies from premature failure.