Crankcase Cover Gasket – Fits Yamaha 200-250HP 4-Stroke Outboards (Replaces 69J-15451-00-00)
Crankcase Cover Gasket – Fits Yamaha 200-250HP 4-Stroke Outboards (Replaces 69J-15451-00-00) is backordered and will ship as soon as it is back in stock.
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Worry-free returns
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Delivery and Shipping
Delivery and Shipping
Free standard shipping on all orders under 1 KG
Crankcase Cover Gasket – Fits Yamaha 200-250HP 4-Stroke Outboards (...
Product Details
This aftermarket Crankcase Cover Gasket provides a reliable seal for Yamaha 200–250HP 4-Stroke outboard engines (2002–2021) and Mercury 225HP 4-Stroke outboards (2003–2006). It is engineered to meet or exceed original equipment specifications for fit, form, and function.
It serves as a direct replacement for Yamaha part numbers 69J-15451-00-00, 69J-15451-01-00, and 69J-15451-A1, as well as Mercury equivalents 887825 and 27-887825.
- Designed for direct, no-modification installation.
- Resistant to gasoline and engine oil for long-lasting performance.
- Includes one crankcase cover gasket as shown.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number | Superseded By | Notes |
|---|---|---|---|
| Yamaha | 69J-15451-00-00 | 69J-15451-01-00 | Original part number |
| Yamaha | 69J-15451-01-00 | Current part number | |
| Yamaha | 69J-15451-A1 | Alternative reference | |
| Mercury | 887825 | Cross-references to Yamaha part | |
| Mercury | 27-887825 | Cross-references to Yamaha part |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
Yamaha Fitment: This gasket fits a wide range of F200, F225, and F250 series 4-stroke outboards from 2002 through 2021.
Mercury Fitment: Compatible with select 225HP 4-stroke models manufactured between 2003 and 2006.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| Yamaha | F200 | 200 | 4-Stroke | 2002–2011 | 69J-15451-00-00 | Superseded by 69J-15451-01-00 |
| Yamaha | FL200 | 200 | 4-Stroke | 2002–2011 | 69J-15451-00-00 | Superseded by 69J-15451-01-00 |
| Yamaha | LF200 | 200 | 4-Stroke | 2002–2011 | 69J-15451-00-00 | Superseded by 69J-15451-01-00 |
| Yamaha | F225 | 225 | 4-Stroke | 2002–2011 | 69J-15451-00-00 | Superseded by 69J-15451-01-00 |
| Yamaha | FL225 | 225 | 4-Stroke | 2002–2011 | 69J-15451-00-00 | Superseded by 69J-15451-01-00 |
| Yamaha | LF225 | 225 | 4-Stroke | 2002–2011 | 69J-15451-00-00 | Superseded by 69J-15451-01-00 |
| Yamaha | F200/LF200 | 200 | 4-Stroke | 2002–2021 | 69J-15451-01-00 | Current part number |
| Yamaha | F225/LF225 | 225 | 4-Stroke | 2002–2021 | 69J-15451-01-00 | Current part number |
| Yamaha | F250/LF250 | 250 | 4-Stroke | 2005–2021 | 69J-15451-01-00 | Current part number |
| Yamaha | LF250TURD | 250 | 4-Stroke | 2005 | 69J-15451-00-00 | Specific model reference |
| Mercury | 225HP 4-Stroke | 225 | 4-Stroke | 2003–2006 | 887825/27-887825 | Cross-reference to Yamaha part |
Technical Specs
- Product Type
- Crankcase Cover Gasket
- Installation
- Direct replacement
- Fuel Type
- Gasoline
- Dimensions
- 53.0 cm L x 29.0 cm W x 0.5 cm H
- Warranty
- Standard manufacturer warranty
What’s in the Box
- 1 x Gasket, Crankcase Cover (Replaces 69J-15451-00-00 / 69J-15451-01-00)
Installation Notes
- Always disconnect the battery and ensure the engine is cool before starting work.
- Drain the engine oil completely to prevent spills when the cover is removed.
- Carefully unbolt and remove the crankcase cover. Note the location of any different-sized bolts.
- Thoroughly remove all traces of the old gasket from both the engine block and the cover mating surfaces. Use a plastic scraper to avoid gouging the aluminum.
- Wipe the surfaces clean with a lint-free cloth and a suitable solvent if necessary. Ensure surfaces are completely dry.
- Position the new gasket correctly on the engine block. No sealant is typically required, but consult your service manual.
- Carefully place the crankcase cover over the new gasket, ensuring it does not shift.
- Install all bolts finger-tight, then tighten them in a crisscross pattern to the torque specified in your engine's service manual.
- Refill the engine with the correct grade and amount of oil.
- Reconnect the battery, start the engine, and carefully inspect for any oil leaks around the cover.
Troubleshooting & FAQ
How do I know if my crankcase cover gasket is failing?
The most common sign of a failed crankcase cover gasket is a visible oil leak from the seam where the cover meets the engine block. You may also notice a lower-than-normal oil level, the smell of burning oil, or an unexplained drop in oil pressure.
What is the difference between part 69J-15451-00-00 and 69J-15451-01-00?
The part number 69J-15451-01-00 is the direct supersession for 69J-15451-00-00. They are functionally identical and fully interchangeable. The -01 version is simply the latest revision from the manufacturer, and our part is compatible with both.
Is any sealant required when installing this gasket?
In most cases, this gasket is designed to be installed dry onto clean, smooth surfaces. However, some engine models may have specific requirements. Always consult your official service or repair manual for procedures specific to your engine year and model.
Is this gasket reusable?
No. Gaskets of this type are crush-style and designed for single use only. To ensure a proper, leak-free seal, you must use a new gasket every time the crankcase cover is removed and reinstalled.
What happens if I don't replace a leaking gasket?
Ignoring a leaking crankcase cover gasket can lead to significant oil loss, which can cause engine overheating, internal component damage, and ultimately catastrophic engine failure. It's a critical seal that should be replaced at the first sign of a leak.
OEM vs. Aftermarket?
This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 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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