Carburetor – Fits Yamaha 20HP 25HP 2-Stroke (Replaces 6L2-14301-00, 6L2-14302-00)
Carburetor – Fits Yamaha 20HP 25HP 2-Stroke (Replaces 6L2-14301-00, 6L2-14302-00) is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
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Carburetor – Fits Yamaha 20HP 25HP 2-Stroke (Replaces 6L2-14301-00,...
Carburetor – Fits Yamaha 20HP 25HP 2-Stroke (Replaces 6L2-14301-00, 6L2-14302-00) is backordered and will ship as soon as it is back in stock.
Product Details
This aftermarket Carburetor – Fits Yamaha 20HP 25HP 2-Stroke is engineered for Yamaha 20HP and 25HP 2-stroke outboard engines. Designed to deliver reliable fuel-air mixing for consistent performance across a range of operating conditions, this carburetor ensures your outboard runs smoothly whether you're cruising or running at full throttle.
This unit directly replaces OEM part numbers 6L2-14301-00 and 6L2-14302-00, as well as Sierra 6L2-14301-00 and 6L2-14302-00.
- Direct bolt-on replacement for Yamaha 20HP and 25HP 2-stroke models
- Compatible with standard marine fuel formulations
- Factory-tested for fit and function prior to shipment
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Yamaha | 6L2-14301-00 |
| Yamaha | 6L2-14302-00 |
| Sierra | 6L2-14301-00 |
| Sierra | 6L2-14302-00 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
| Brand | Rated HP | Stroke | OEM Part No. |
|---|---|---|---|
| Yamaha | 20HP | 2-Stroke | 6L2-14301-00, 6L2-14302-00 |
| Yamaha | 25HP | 2-Stroke | 6L2-14301-00, 6L2-14302-00 |
Technical Specs
- Application
- Yamaha 20HP and 25HP 2-Stroke Outboard Engines
- Replaces OEM
- 6L2-14301-00, 6L2-14302-00
- Type
- Carburetor
- Stroke
- 2-Stroke
What's in the Box
- 1 × Carburetor
Installation Notes
- Disconnect the battery and fuel line to prevent accidental starts or spills.
- Remove the engine cowling and air intake assembly to access the existing carburetor.
- Disconnect throttle and choke linkages, noting their orientation for reassembly.
- Unbolt the old carburetor from the intake manifold and remove any gasket material.
- Install a new gasket on the intake manifold surface.
- Position the new carburetor and hand-tighten mounting bolts in a cross pattern, then torque to manufacturer specification.
- Reconnect throttle and choke linkages, ensuring smooth operation through full range of motion.
- Attach the fuel line and check all connections for leaks.
- Reinstall air intake and cowling, then reconnect the battery.
- Start the engine and allow it to warm up, then adjust idle mixture and speed as needed.
Troubleshooting & FAQ
How do I know if this carburetor fits my Yamaha outboard?
Cross-reference your engine's horsepower, stroke type, and existing OEM part number (6L2-14301-00 or 6L2-14302-00) with the compatibility table above. If your model matches, this carburetor will fit.
What are common signs my carburetor needs replacement?
Rough idling, difficulty starting, black smoke from exhaust, poor acceleration, or fuel leaks around the carburetor body all indicate potential carburetor failure or wear.
Do I need to adjust the carburetor after installation?
Yes. After installation, let the engine warm to operating temperature, then fine-tune idle speed and mixture screws to achieve smooth, stable idle and responsive throttle.
Can I use ethanol-blended fuel with this carburetor?
This carburetor is compatible with standard marine fuel, including ethanol blends up to E10. Always use fresh fuel and consider a fuel stabilizer for extended storage periods.
How often should a carburetor be replaced or serviced?
Routine cleaning and inspection every season is recommended. Replace the carburetor if internal components are corroded, passages are clogged beyond cleaning, or performance issues persist after service.
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 against 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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