Carburetor Repair Kit – Fits Yamaha/Mercury/Mariner 25HP-40HP 4-Stroke Outboards (Replaces 65W-W0093-02-00, 65W-W0093-01-00)
Carburetor Repair Kit – Fits Yamaha/Mercury/Mariner 25HP-40HP 4-Stroke Outboards (Replaces 65W-W0093-02-00, 65W-W0093-01-00) is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
Orders are typically processed within 1–2 business days.
U.S. orders usually arrive within 6–15 days, depending on stock location and destination.
International delivery times may vary due to customs processing.
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Carburetor Repair Kit – Fits Yamaha/Mercury/Mariner 25HP-40HP 4-Str...
Carburetor Repair Kit – Fits Yamaha/Mercury/Mariner 25HP-40HP 4-Stroke Outboards (Replaces 65W-W0093-02-00, 65W-W0093-01-00) is backordered and will ship as soon as it is back in stock.
Product Details
This Carburetor Repair Kit – Fits Yamaha/Mercury/Mariner 25HP-40HP 4-Stroke Outboards provides all essential components to rebuild a single carburetor on 20HP to 40HP 4-stroke Yamaha and Mercury/Mariner engines from approximately 2001 to 2009. It restores original fuel delivery performance, resolving common issues like poor idling, stalling, or flooding caused by worn gaskets, O-rings, and internal valves.
This kit serves as a direct replacement for Yamaha OEM part numbers 65W-W0093-02-00, 65W-W0093-01-00, and 67C-W0093-00-00, as well as Mercury/Mariner/Tohatsu reference 8542561.
- Engineered for direct-fit installation.
- Manufactured in an ISO9002 certified facility for consistent quality.
- Protected by a 1-year warranty against manufacturing defects.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket suppliers.
| Brand | Part Number |
|---|---|
| Yamaha | 65W-W0093-02-00 |
| Yamaha | 65W-W0093-01-00 |
| Yamaha | 67C-W0093-00-00 |
| Mercury / Mariner / Tohatsu | 8542561 |
Engine & Model Compatibility
Confirm your engine model and year in the tables below to ensure correct fitment.
For Yamaha engines, this kit is compatible with specific 4-stroke models including F20, F25, F30, F40, and T25 series manufactured between 2001 and 2009.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. |
|---|---|---|---|---|---|
| Yamaha | 25HP Models | 25 | 4-Stroke | 2001–2005 | 65W-W0093-02-00 |
| Yamaha | F20A | 20 | 4-Stroke | 2006–2009 | 65W-W0093-02-00 |
| Yamaha | F25A/E | 25 | 4-Stroke | 2006–2009 | 65W-W0093-02-00 |
| Yamaha | FT/T25B/T | 25 | 4-Stroke | 2006–2009 | 65W-W0093-02-00 |
| Yamaha | F30A | 30 | 4-Stroke | 2006–2009 | 65W-W0093-02-00 |
| Yamaha | F40B | 40 | 4-Stroke | 2006–2009 | 65W-W0093-02-00 |
For Mercury and Mariner engines, this kit fits 25HP to 40HP 4-stroke models that use OEM part number 8542561.
| Brand | Model | Rated HP | Stroke | OEM Part No. | Notes |
|---|---|---|---|---|---|
| Mercury/Mariner | Various | 25–40 | 4-Stroke | 8542561 | Compatible with models referencing OEM part 8542561 |
Technical Specs
- Product Type
- Carburetor Repair Kit
- Installation
- Direct Fit
- Fuel Type
- Gasoline
- Weight
- 39g
- Package Dimensions
- 12cm x 15cm x 2cm
- Warranty
- 1-year against manufacturing defects
- Manufacturing
- ISO9002 certified factory
What’s in the Box
- 1 x Gasket (65W-14126-10-00)
- 1 x Valve, Needle (6AH-14546-00-00)
- 1 x Pin, Float Arm (6H4-14548-00-00)
- 1 x Cover, Plunger Cap (65W-14373-02-00)
- 1 x O-Ring (67C-14397-00-00)
- 1 x Spring, Plunger (65W-14335-00-00)
- 1 x Gasket, Float Chamber (65W-14384-00-00)
- 1 x Gasket (65W-14398-00-00)
- 4 x Screw, With Washer (97980-04114-00)
- 1 x Float (63V-14985-00-00)
- 1 x Clip (633-14159-00-00)
Installation Notes
- Disconnect the battery and fuel lines for safety.
- Carefully remove the airbox/silencer cover to access the carburetor(s).
- Disconnect throttle linkages and any other connections, noting their positions.
- Unbolt and remove the carburetor from the engine.
- Disassemble the carburetor on a clean workbench, keeping parts organized.
- Remove old gaskets, seals, the float, and the needle valve.
- Clean all metal components with carburetor cleaner, ensuring all jets and passages are clear.
- Install the new components from the kit, starting with the needle valve and float.
- Install the new float bowl gasket and reassemble the carburetor.
- Re-install the carburetor onto the engine, reconnecting linkages and fuel lines.
- Perform a float height check and idle mixture adjustment as per your service manual.
- Reconnect the battery, prime the fuel system, and test the engine.
Troubleshooting & FAQ
How do I confirm this kit fits my specific engine?
The best way is to match your engine's model and year to our compatibility tables. Additionally, you can consult your OEM service manual to find the carburetor part number and cross-reference it with the numbers listed in our Part Number Matrix (65W-W0093-02-00, 8542561, etc.).
What are common signs that I need to rebuild my carburetor?
Symptoms include hard starting, rough or unstable idling, stalling, engine hesitation upon acceleration, black smoke from the exhaust (running rich), or fuel leaking from the carburetor body. These often point to clogged passages or failed seals, which this kit is designed to fix.
Does this kit service all carburetors on my engine?
This kit contains parts to rebuild a single carburetor. Many engines listed, especially in multi-cylinder configurations, have more than one carburetor. Please verify how many your engine requires and purchase accordingly (e.g., one kit per carburetor).
How often should a marine carburetor be rebuilt?
There is no fixed interval. It depends on usage, fuel quality, and storage practices. Ethanol-blended fuels can accelerate the degradation of rubber components. A rebuild is recommended every 3-5 years for preventative maintenance or whenever performance issues arise.
What if my engine still runs poorly after installing the kit?
First, double-check your work. Ensure the float height is set to your engine's specification and that all jets and passages are perfectly clean. If the problem persists, it may not be carburetor-related. Check for vacuum leaks, timing issues, weak spark, or fuel pump problems.
What is the difference between OEM and this aftermarket part?
This listing is an aftermarket replacement, not an official OEM component. It has been engineered to meet or exceed original equipment specifications using comparable materials. All our parts are made in an ISO 9002 certified factory and are batch-inspected to ensure consistent quality and performance.
How fast is shipping and what does it cost?
We ship worldwide, with most orders arriving in 5–15 days via standard delivery. Standard shipping is free for most destinations. Expedited shipping options, where available, will be presented at checkout with calculated costs.
What is the warranty and return policy?
This kit is covered by a 1-year warranty against manufacturing defects under normal marine use. If you encounter a problem, contact our customer support with your order number. Returns for unused products in their original packaging are accepted within our standard return window. Please see our full policy page or contact us for details.
Safety & Important Info
- Verify images and specifications against your original part before installation. If anything differs—even if your model appears compatible—do not purchase.
- This product is an aftermarket replacement component, not an OEM part.
- Professional installation is strongly recommended for safety and to ensure optimal engine performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and rigorously tested for real-world reliability.
- Fast Global Fulfillment — With free standard delivery to most regions, expect your parts to arrive in 5–15 days.
- Manufacturer-Direct Value — By working directly with manufacturers, we offer fair pricing without compromising on materials or quality control.
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