Carburetor Repair Kit – Fits Yamaha C75/C80 80HP Outboards (Replaces 6H0-W0093-00-00)
Carburetor Repair Kit – Fits Yamaha C75/C80 80HP Outboards (Replaces 6H0-W0093-00-00) is backordered and will ship as soon as it is back in stock.
Couldn't load pickup availability
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 aftermarket Carburetor Repair Kit is designed to restore the performance of Yamaha 2-stroke outboards in the 75–80 HP C-Series range, specifically for models manufactured between 1997 and 1999. It contains all the necessary gaskets, seals, and components for a standard carburetor overhaul.
It serves as a direct replacement for Sierra 18-7742, Mallory 9-37515, and Yamaha OEM part number 6H0-W0093-00-00 (which is superseded by 6H0-W0093-01-00).
- Engineered for direct-fit installation.
- Matches OEM component specifications for reliable performance.
- Note: This kit does not include the carburetor float.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number | Superseded By |
|---|---|---|
| Yamaha | 6H0-W0093-00-00 | 6H0-W0093-01-00 |
| Sierra | 18-7742 | |
| Mallory | 9-37515 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| Yamaha | C80TLRV | 80 | 2-Stroke | 1997 | 6H0-W0093-00-00 | Superseded by 6H0-W0093-01-00 |
| Yamaha | C75TLRW | 75 | 2-Stroke | 1998 | 6H0-W0093-00-00 | Superseded by 6H0-W0093-01-00 |
| Yamaha | C75TLRX | 75 | 2-Stroke | 1999 | 6H0-W0093-00-00 | Superseded by 6H0-W0093-01-00 |
Technical Specs
- Product Type
- Carburetor Repair Kit
- Installation
- Direct replacement
- Fuel Type
- Gasoline
- Connection
- OEM fitment
- Dimensions
- 3.75" x 1.75" x 3.75"
- Other Technical Attributes
- Does not include float
What’s in the Box
- 1 x O-Ring (93210-04228-00)
- 1 x Needle Valve Assembly (692-14590-01-00)
- 1 x Clip (633-14159-00-00)
- 1 x Pin, Float (676-14186-00-00)
- 1 x Pin, Float Arm (688-14548-00-00)
- 1 x Gasket, Float Chamber (676-14984-00-00)
- 1 x Cap (679-14966-00-00)
- 1 x O-Ring (93210-04230-00)
Installation Notes
- Disconnect the battery and fuel lines before starting work. Ensure you are in a well-ventilated area.
- Carefully remove the carburetor from the engine, noting the location of all linkages and hoses.
- Disassemble the carburetor on a clean workbench, laying out parts in the order they were removed to simplify reassembly. Use a carb cleaner solvent to clean all metal components.
- Replace old gaskets, seals, and needle valve assembly with the new components from the kit. Inspect the float for damage or fuel saturation (note: float is not included in this kit).
- Reassemble the carburetor, making sure all parts are correctly seated. Do not overtighten screws or jets.
- Remount the carburetor onto the engine, reconnecting all linkages and fuel lines. Refer to your service manual for any specific idle or mixture screw adjustments.
Troubleshooting & FAQ
How do I know if this carb kit fits my exact engine model?
The best way to confirm is to match your engine's model number and year to the 'Engine & Model Compatibility' table. You can also cross-reference your existing carburetor's original part number with the 'Part Number Matrix'.
What are common signs that a carburetor rebuild is needed?
Symptoms include hard starting, rough idling, stalling at low speeds, bogging on acceleration, fuel leaks, or excessive black smoke from the exhaust. These issues are often caused by degraded seals, clogged jets, or an improperly seating needle valve.
Does this kit include the float and float pin?
This kit includes the float pin but does not come with the float itself. If your existing float is cracked, saturated with fuel, or damaged, it must be purchased separately.
Is it difficult to rebuild a carburetor with this kit?
For someone with moderate mechanical experience and the right tools, it is a manageable task. However, carburetors have many small, precise components. If you are not familiar with the process, we recommend professional installation to ensure correct function and safety.
My engine still runs poorly after rebuilding the carburetor. What's next?
First, double-check your work for any assembly errors. Ensure the float height is set correctly (per your engine's service manual) and that idle mixture settings are properly adjusted. If the problem persists, the issue may lie elsewhere, such as the fuel pump, fuel lines, ignition system, or internal engine timing.
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
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
