6B4-14301-00 Carburetor for Yamaha E15D | JLM Marine

Carburetor for Yamaha 9.9HP 15HP E15D – Direct Replacement for 6B4-14301-00

This aftermarket carburetor is engineered for Yamaha 2-stroke 9.9HP and 15HP outboard engines, including the E15D series (2003+). Designed to meet OEM specifications, it ensures reliable fuel delivery and smooth engine operation for your marine applications.

This carburetor directly replaces Yamaha OEM part numbers 6B4-14301-00, 6B41430100, 6B4-14301-00-00, 6B4-14301-40, and 6B3-14301-20, providing a cost-effective alternative without compromising performance.

• Compatible with Yamaha 2-stroke 9.9HP and 15HP engines
• Direct bolt-on replacement for OEM carburetor assemblies
• Designed for the newest and latest 2-stroke engine models

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.

Technical Specifications

Package Contents

• 1 × Carburetor Assembly (as pictured)

Installation Guide

1. Disconnect the fuel line from the old carburetor and ensure the engine is off and cool.
2. Remove the air intake cover and throttle linkage carefully. Take note of their positions for reassembly.
3. Unbolt the old carburetor from the intake manifold using the appropriate wrench or socket.
4. Inspect the mounting gasket on the intake manifold. Replace it if worn or damaged to prevent air leaks.
5. Position the new carburetor onto the intake manifold, aligning the mounting holes properly.
6. Secure the carburetor with the mounting bolts. Tighten evenly in a cross pattern to ensure a uniform seal.
7. Reconnect the throttle linkage and choke cable, ensuring smooth movement without binding.
8. Attach the fuel line securely to the carburetor inlet. Check that all connections are tight and leak-free.
9. Reinstall the air intake cover and ensure all fasteners are properly seated.
10. Prime the fuel system by pumping the primer bulb until it feels firm.
11. Start the engine and allow it to warm up. Check for fuel leaks around all connections.
12. Adjust idle speed and mixture settings if necessary according to your engine's service manual for optimal performance.

Troubleshooting & FAQ

Q: How do I confirm this carburetor fits my engine?
A: Cross-reference your engine's model and serial number with the compatibility table above. Verify that your original carburetor matches part number 6B4-14301-00 or its equivalents. You can also use the Yamaha serial number guide and parts diagrams linked in the compatibility section.

Q: Will this work on both 9.9HP and 15HP Yamaha engines?
A: Yes, this carburetor is designed to fit both Yamaha 9.9HP and 15HP 2-stroke engines that use the 6B4-14301-00 specification. Always verify fitment using your engine's model number and year.

Q: How often should I replace my carburetor?
A: Carburetors typically don't require regular replacement unless damaged or heavily corroded. Clean and rebuild your carburetor annually or whenever you experience rough idling, poor fuel economy, or starting difficulties. Replace it if cleaning and rebuilding do not restore performance.

Q: What are common signs that my carburetor needs replacement?
A: Look for symptoms such as rough or inconsistent idling, difficulty starting the engine, excessive fuel consumption, black smoke from the exhaust, or engine stalling. If these issues persist after cleaning, replacement is recommended.

Q: Do I need to adjust the carburetor after installation?
A: Yes, minor adjustments to idle speed and fuel mixture may be necessary for optimal performance. Refer to your engine's service manual for the correct adjustment procedure and specifications.

Q: Is this an OEM or aftermarket carburetor?
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.