Oil Seal – Fits Mercury Mariner 8HP 9.9HP 15HP 4-Stroke (Replaces 26-413651, 18-0581) 8.1HP it is recommended to replace

it is recommended to replace your impeller every 1-2 years or every 100-200 hours of operation

Includes all necessary stainless steel mounting hardware and a drill bit for installation

It is designed to fit Suzuki DF25–DF140 models from 1999–2011 and Johnson/Evinrude 25–140 HP models from 2000–2007

A clogged filter can restrict oil flow

it is compatible with most 75 HP outboard motors from mainstream brands including Mercury

Oil Seal – Fits Mercury Mariner 8HP 9.9HP 15HP 4-Stroke (Replaces 26-413651, 18-0581) 8.1HP it is recommended to replaceProduct Details This Oil Seal Fits Mercury Mariner 8HP 9. 9HP 15HP 4 Stroke is designed for Mercury Mariner Quicksilver Marine 8hp, 9. 9hp, and 15hp (323 cc) 4 Stroke outboard motors. Engineered as a direct fit replacement for the lower gearcase unit, it ensures reliable sealing and protection for your outboard's critical components. This seal replaces Mercury Marine OEM part numbers 26 413651 and 18 0581, providing a cost effective aftermarket