2x Aftermarket Mercury MerCruiser Drain Screw Seals 26-830749
RM10-10100
- Dispatched in 2-3 days
- 30 Day Return Policy
- In stock, ready to ship
- Backordered, shipping soon
Pack of two aftermarket gearcase drain/fill screw seals replacing Mercury/Quicksilver 26-830749 and 8M0204693. Fit new seals whenever the compatible drain and vent screws are removed to help prevent lubricant loss and water ingress.
Key Features
- Pack of two aftermarket replacement seals
- For compatible Mercury, Mariner and MerCruiser gearcases
- Tear-resistant sealing design
- Replaces the listed Mercury/Quicksilver references
Technical Specs
- Quantity: 2
- Product type: drain/fill screw seal
- Approximate outside diameter: 14 mm
- Approximate inside diameter: 9 mm
- Approximate thickness: 1.5 mm
- Associated screw thread: 3/8-16 on compatible applications
- Condition: new aftermarket replacement
Compatibility / Fitment Guide
Used on many Mercury/Mariner outboard and MerCruiser sterndrive gearcases that specify 26-830749 or its superseding number. It is not universal to every Mercury-built or Japanese-origin gearcase. Confirm the seal number in the parts diagram and compare the drain/fill screw and old seal before ordering.
Part Number Cross Reference
- Mercury/Quicksilver: 26-830749
- Mercury/Quicksilver: 26-8M0204693 / 8M0204693
- Sierra: 18-2430 / 18-2430-9
- Mallory: 9-60105
Frequently Asked Questions
Are these genuine Mercury seals?
No. They are aftermarket replacements.
How many are included?
Two seals, suitable for the drain and vent screws on a compatible gearcase.
Should the seals be reused?
No. Fit new seals whenever the screws are removed.
Will they fit every Mercury gearcase?
No. Confirm 26-830749 or 8M0204693 for the exact drive.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
