Carburetor Rebuild Kit – Fits Yamaha F30/F40 & Mercury 25-60HP 4-Stroke (Replaces 8542561, 65W-W0093-02)
Carburetor Rebuild Kit – Fits Yamaha F30/F40 & Mercury 25-60HP 4-Stroke (Replaces 8542561, 65W-W0093-02) is backordered and will ship as soon as it is back in stock.
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Worry-free returns
Worry-free returns
You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Delivery and Shipping
Delivery and Shipping
Free standard shipping on all orders under 1 KG
Product Details
This Carburetor Rebuild Kit contains the necessary components to overhaul a single carburetor on select Yamaha and Mercury outboard motors. It is designed for specific Yamaha F30A/M/T and F40B/E/T 4-stroke models, as well as a wide range of Mercury/Mercruiser 25–60HP 4-stroke carbureted engines.
The kit serves as a direct replacement for Yamaha part numbers 65W-W0093-02, 65WW009302, 65WW00930200, 67C-W0093-00, and 67C-W0093-01, along with Mercury/Mercruiser 8542561.
- Engineered for direct OEM-replacement fit and function.
- Restores fuel delivery and engine performance.
- Includes components for a single carburetor rebuild.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Yamaha | 65W-W0093-02 |
| Yamaha | 65WW009302 |
| Yamaha | 65WW00930200 |
| Yamaha | 67C-W0093-00 |
| Yamaha | 67C-W0093-01 |
| Mercury/Mercruiser | 8542561 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
For Yamaha applications, this kit is compatible with F30 and F40 4-stroke models listed below.
For Mercury applications, compatibility is determined by engine serial number range. Please verify your serial number falls within the ranges specified.
| Brand | Model | Rated HP | Stroke | OEM Part No. | Notes |
|---|---|---|---|---|---|
| Yamaha | F30A/M/T | 30 | 4-Stroke | 65W-W0093-02 | |
| Yamaha | F40B/E/T | 40 | 4-Stroke | 65W-W0093-02 | |
| Mercury | 0P153500-0P400999 | 30 | 4-Stroke | 8542561 | |
| Mercury | 0T409000-1B226999 | 30 | 4-Stroke | 8542561 | |
| Mercury | 0P017000-0P153499 | 30 | 4-Stroke | 8542561 | Carburetor(0T178500 and Up) |
| Mercury | 0G760300-0T408999 | 30 | 4-Stroke | 8542561 | Carburetor(0T178500 and Up) |
| Mercury | 0T409000-1B344298 | 25 | 4-Stroke | 8542561 | |
| Mercury | 0P153500-0P388282 | 25 | 4-Stroke | 8542561 | |
| Mercury | 1B227000-1B344306 | 40 | 4-Stroke | 8542561 | |
| Mercury | 0T178500-0T598999 | 40 | 4-Stroke | 8542561 | |
| Mercury | 0P401000 & Up | 40 | 4-Stroke | 8542561 | |
| Mercury | 0T409000-1B226999 | 40 | 4-Stroke | 8542561 | |
| Mercury | 0P094500-0P206999 | 40 | 4-Stroke | 8542561 | |
| Mercury | 1C000001-1C018825 | 40 | 4-Stroke | 8542561 | |
| Mercury | 1C018826 & Up | 40 | 4-Stroke | 8542561 | |
| Mercury | 0P153500-0P400999 | 40 | 4-Stroke | 8542561 | |
| Mercury | 0P017000-0P153499 | 40 | 4-Stroke | 8542561 | Carburetor(0T178500 and Up) |
| Mercury | 0G760300-0T408999 | 40 | 4-Stroke | 8542561 | Carburetor(0T178500 and Up) |
| Mercury | 0T178500-0T598999 | 50 | 4-Stroke | 8542561 | |
| Mercury | 0P094500-0P206999 | 50 | 4-Stroke | 8542561 | |
| Mercury | 0T178500-0T598999 | 60 | 4-Stroke | 8542561 | |
| Mercury | 0P094500-0P206999 | 60 | 4-Stroke | 8542561 |
Technical Specs
- Product Type
- Carburetor Rebuild Kit
- Installation
- Direct OEM replacement
- Fuel Type
- Gasoline
- Dimensions
- 5.0" L x 4.0" W x 1.0" H
- Other Technical Attributes
- For single carburetor rebuild
What’s in the Box
- Carburetor Rebuild Components (Replaces 8542561 / 65W-W0093-02)
Installation Notes
- Disconnect the battery and fuel line. Ensure the work area is well-ventilated and free of ignition sources.
- Carefully remove the carburetor from the engine, taking note of all hose and linkage connections.
- Disassemble the carburetor on a clean workbench. Organize all parts and inspect them for wear or damage.
- Clean all metal components with a quality carburetor cleaner. Do not soak rubber or plastic parts in harsh solvents.
- Replace old gaskets, seals, and other components with the new parts from the kit. Ensure the float height is set to the manufacturer's specification.
- Reassemble the carburetor, making sure all screws are tightened to the correct torque.
- Reinstall the carburetor onto the engine, reconnecting all linkages and hoses to their original positions.
- Reconnect the fuel line and battery. Prime the fuel system and check for leaks before starting the engine.
Troubleshooting & FAQ
Which engines is this carburetor rebuild kit for?
This kit is designed for select Yamaha F30/F40 4-Stroke outboards and a variety of Mercury 25-60HP 4-Stroke models. Please check the compatibility table and verify your engine's model or serial number before purchasing.
How do I confirm this kit fits my Mercury engine?
For Mercury motors, fitment is based on the engine's serial number. Locate your serial number (usually on the transom bracket) and ensure it falls within one of the ranges listed in our Engine & Model Compatibility table.
Is this a complete kit for all carburetors on my engine?
This kit contains all the necessary components to rebuild one single carburetor. If your engine has multiple carburetors, you will need to purchase one kit for each carburetor to ensure a complete and balanced overhaul.
What are the signs my carburetor needs a rebuild?
Common symptoms include hard starting, rough idling, stalling, poor acceleration, black smoke from the exhaust, or fuel leaking from the carburetor. These issues often indicate clogged passages, worn seals, or an incorrect fuel-air mixture that a rebuild can correct.
How often should a carburetor be rebuilt?
There is no fixed interval. It depends on usage, fuel quality, and storage conditions. If you experience performance issues, or if the engine has been sitting for a long period, a rebuild is often a good first step in diagnostics.
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.
Payment & Security
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