Carburetor – Fits Yamaha 9.9/15HP Two-Stroke & Four-Stroke (Replaces 63V-14301-00)

Carburetor – Fits Yamaha 9.9/15HP Two-Stroke & Four-Stroke (Replaces 63V-14301-00)

This carburetor is designed to fit a range of Yamaha two-stroke (9.9–15 HP) and four-stroke (6–15 HP) outboard motors that are compatible with OEM part number 63V-14301.

It serves as a direct replacement for Yamaha part numbers 63V-14301-00, 63V-14301-01, and 63V-14301-10, as well as Sierra 18-34603.

• Features a simple bolt-on installation for a direct fit.
• Engineered for use with gasoline fuel systems.
• Manufactured to meet or exceed original OEM specifications for reliable performance.

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.

Yamaha Two-Stroke Models

Yamaha Four-Stroke Models

Technical Specifications

Package Contents

• 1 x Carburetor Assembly (replaces 63V-14301-00, 63V-14301-01, 63V-14301-10)

Explosion Diagram

Installation Guide

1. Safety First: Ensure the engine is off and cool. Disconnect the battery and work in a well-ventilated area.
2. Disconnect Fuel Line: Carefully disconnect the fuel line from the carburetor, having a rag ready to catch any residual fuel.
3. Remove Airbox: Unbolt and remove the airbox assembly to access the carburetor.
4. Disconnect Linkages: Detach the throttle and choke linkages from the carburetor. Note their positions for reassembly.
5. Remove Old Carburetor: Unbolt the carburetor from the intake manifold and remove it along with its gasket.
6. Install New Carburetor: Place the new gasket and carburetor onto the intake manifold and tighten the mounting bolts securely.
7. Reconnect Linkages: Re-attach the throttle and choke linkages to the new carburetor.
8. Reconnect Fuel Line: Securely attach the fuel line to the new carburetor.
9. Reinstall Airbox: Mount the airbox back into its original position.
10. Test: Reconnect the battery, prime the fuel system, and start the engine. Check for leaks and proper idle. Adjust idle screw if necessary.

Troubleshooting & FAQ

Q: How do I confirm this carburetor fits my Yamaha engine?
A: Start by matching your engine model and horsepower to the compatible models listed above. The most critical step is to verify that your existing carburetor uses OEM part number 63V-14301-00, 63V-14301-01, or 63V-14301-10, as this part is a direct replacement for those numbers.

Q: What are the common signs that my original carburetor needs to be replaced?
A: Symptoms of a failing carburetor include difficulty starting, rough or unstable idling, stalling at low speeds, poor acceleration, and visible fuel leaks from the carburetor body.

Q: Will I need to adjust this carburetor after installing it?
A: Our carburetors are pre-adjusted at the factory to match OEM specifications. However, due to variations in engine wear and local climate, minor adjustments to the idle speed or air/fuel mixture screw may be necessary to achieve optimal performance.

Q: OEM vs. Aftermarket?
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.