Camshaft Oil Seal – Fits Yamaha 75-350HP Outboards (Replaces 93102-38008-00)
Camshaft Oil Seal – Fits Yamaha 75-350HP Outboards (Replaces 93102-38008-00) is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
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Camshaft Oil Seal – Fits Yamaha 75-350HP Outboards (Replaces 93102-38008-00) is backordered and will ship as soon as it is back in stock.
Product Details
This replacement Camshaft Oil Seal is engineered for a precise fit on a wide range of 4-stroke Yamaha and Mercury outboard motors. It is designed for Yamaha models from 75HP to 350HP (manufactured between 2003–2018) and Mercury models from 75HP to 115HP, ensuring reliable performance in demanding marine environments.
It serves as a direct replacement for Yamaha part numbers 93102-38008-00, 93102-38M59-00, and 93102-38M54-00, as well as Mercury references 26-804144 and 26-804144001.
- Designed for a secure, leak-free press-fit installation.
- Constructed with a durable rubber seal and a supportive metal casing.
- Engineered to meet or exceed original equipment specifications for fit and function.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket suppliers.
| Brand | Part Number | Superseded By |
|---|---|---|
| Yamaha | 93102-38M54-00 | 93102-38M59-00 |
| Yamaha | 93102-38M59-00 | 93102-38008-00 |
| Yamaha | 93102-38008-00 | |
| Mercury | 26-804144 | 26-804144001 |
| Mercury | 26-804144001 | |
| Yamaha | 68V-12223-00-00 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
For Yamaha Motors: This seal fits various 4-cylinder, 6-cylinder, and 8-cylinder 4-stroke outboards from 2003 to 2018.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. |
|---|---|---|---|---|---|
| Yamaha | 4-Cylinder | 75 | 4-Stroke | 2003–2018 | 93102-38008-00 |
| Yamaha | 4-Cylinder | 90 | 4-Stroke | 2003–2018 | 93102-38008-00 |
| Yamaha | 4-Cylinder | 115 | 4-Stroke | 2003–2018 | 93102-38008-00 |
| Yamaha | 4-Cylinder | 150 | 4-Stroke | 2003–2018 | 93102-38008-00 |
| Yamaha | 4-Cylinder | 175 | 4-Stroke | 2003–2018 | 93102-38008-00 |
| Yamaha | 4-Cylinder | 200 | 4-Stroke | 2003–2018 | 93102-38008-00 |
| Yamaha | 4/6-Cylinder | 225 | 4-Stroke | 2003–2018 | 93102-38008-00 |
| Yamaha | 6-Cylinder 4.2L SHO | 250 | 4-Stroke | 2009–2018 | 93102-38008-00 |
| Yamaha | 6-Cylinder | 300 | 4-Stroke | 2003–2018 | 93102-38008-00 |
| Yamaha | 8-Cylinder 5.3L | 350 | 4-Stroke | 2006–2018 | 93102-38008-00 |
For Mercury Motors: Fits select 75HP, 90HP, and 115HP 4-stroke outboards.
| Brand | Rated HP | Stroke | OEM Part No. |
|---|---|---|---|
| Mercury | 75 | 4-Stroke | 26-804144/26-804144001 |
| Mercury | 90 | 4-Stroke | 26-804144/26-804144001 |
| Mercury | 115 | 4-Stroke | 26-804144/26-804144001 |
Technical Specs
- Product Type
- Camshaft Oil Seal
- Installation
- Press-fit
- Housing Material
- Rubber with metal casing
- Fitting Type
- Press-fit into engine block
- Product Dimensions
- 1.1" H x 5.3" W x 5.3" L
What’s in the Box
- 1x Oil Seal (Replaces 93102-38008-00)
Installation Notes
- Ensure the engine is off and cool. Disconnect the battery.
- Access the camshaft area, removing any components blocking the old seal.
- Carefully pry out the old camshaft seal with a seal puller, avoiding scratches to the housing.
- Thoroughly clean the seal bore to remove any old sealant, oil, or debris.
- Lightly lubricate the outer edge of the new seal with clean engine oil.
- Position the new seal squarely into the bore. Use a properly sized driver or socket to gently tap it into place until it is flush.
- Reassemble all previously removed components in reverse order.
- Reconnect the battery, run the engine, and check for any leaks around the new seal.
Troubleshooting & FAQ
How do I know if my camshaft seal is failing?
Common signs include visible oil leaks from the front of the engine near the timing belt or chain cover, a burning oil smell, or smoke from the engine bay. A drop in oil level without an obvious cause can also indicate a failing seal.
Can I reuse my old camshaft seal?
No. Oil seals are single-use components. They are designed to deform slightly upon installation to create a tight seal and are often damaged during removal. Always use a new seal for any repair or maintenance.
Is any special sealant required for installation?
Generally, no additional sealant is needed. A light coat of fresh engine oil on the seal's rubber lip and outer diameter is sufficient for lubrication during installation. The press-fit design creates the necessary seal.
Will this fit both the intake and exhaust camshafts?
This seal is typically used for the camshaft position shown in your engine's service manual. Always verify the part number required for your specific application, as some engines may use different seals for intake and exhaust cams.
What is the recommended replacement interval?
There is no fixed replacement interval. Seals should be inspected during major services like timing belt changes and replaced if they show any signs of leaking, cracking, or hardening. Most mechanics recommend replacing them proactively during such services to prevent future leaks.
OEM vs. Aftermarket?
This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9001 facility, batch-inspected for consistency.
Shipping speed & cost?
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
Warranty & returns?
Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.
Safety & Important Info
- Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
- This is an aftermarket replacement, not an OEM component.
- Professional installation is recommended for safety and performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
- Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
- Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.
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