Carburetor Assembly – Fits Yamaha 20-25 HP 4-Stroke Outboard (Replaces 65W-14901-10/11/12)

Carburetor Assembly – Fits Yamaha 20-25 HP 4-Stroke Outboard (Replaces 65W-14901-10/11/12)

This carburetor assembly is a direct replacement for Yamaha 20 HP and 25 HP, 4-stroke outboards, including the F20A and F25A series. It is designed to meet or exceed original equipment specifications, ensuring reliable performance and fuel efficiency for your marine engine.

This component directly replaces multiple Yamaha part numbers, offering a versatile solution for routine maintenance or repair.

• Installation Method: Direct replacement for the original carburetor.
• Fuel Type Compatibility: Designed for use with gasoline.
• Primary Component: Includes one complete carburetor assembly.

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Compatible Engine Models

Confirm your engine model/year in the table below. For Yamaha owners, here’s a guide to help you identify your engine’s serial/model: Yamaha Serial Number Guide. You can also review exploded diagrams to verify part numbers: Yamaha Parts Diagrams & Catalog.

For Mercury owners, here’s a guide to help you identify your engine’s serial/model: Mercury Serial Number Guide. You can also review exploded diagrams to verify part numbers: Mercury Parts Diagrams & Catalog.

Technical Specifications

Package Contents

• 1 x Carburetor Assembly (Replaces 65W-14901-10-00 / 65W-14901-11-00 / 65W-14901-12-00)

Explosion Diagram

Installation Guide

1. Safety First: Disconnect the battery and ensure the engine is off and cool. Shut off the fuel supply valve.
2. Remove Cowling: Take off the engine cover to access the carburetor.
3. Document Connections: Before disconnecting, take photos of the fuel lines, throttle linkages, and any other connections to the carburetor for reference.
4. Disconnect Hoses: Carefully disconnect the main fuel inlet hose. Have a rag ready to catch any spilled fuel.
5. Disconnect Linkages: Detach the throttle and choke linkages. Note their specific connection points.
6. Remove Mounting Hardware: Unscrew the nuts or bolts holding the carburetor to the intake manifold.
7. Remove Old Carburetor: Gently pull the old carburetor and its gasket away from the engine.
8. Clean Surface: Clean the intake manifold mounting surface to ensure a proper seal with the new gasket.
9. Install New Carburetor: Place the new gasket and carburetor onto the manifold studs and secure it with the original mounting hardware. Do not overtighten.
10. Reconnect: Re-attach the throttle/choke linkages and fuel hose to the new unit based on your reference photos.
11. Final Checks: Turn the fuel supply back on and check for any leaks. Reconnect the battery.
12. Test Engine: Start the engine in a well-ventilated area. Check for smooth idling and response, and inspect again for any fuel leaks. Make fine-tuning adjustments to the idle screw if necessary.

Troubleshooting & FAQ

Q: How do I confirm this carburetor fits my specific engine?

A: The most reliable method is to match your old part number to the numbers listed in our "Part Number Cross-Reference" table. Additionally, check your engine's model, horsepower, and year against the "Compatible Engine Models" list. Using our serial number guides to confirm your engine details is highly recommended.

Q: What are the common symptoms of a bad or failing carburetor?

A: Common signs include difficulty starting, rough or unstable idling, stalling at low speeds, poor acceleration or hesitation, and visible black smoke from the exhaust, which indicates a rich fuel mixture.

Q: Is this a genuine OEM part?

A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

Q: How fast do you ship and how much does it cost?

A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

Q: What is your warranty and return policy?

A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.