Carburetor Assembly – Fits Yamaha 4-5HP 4-Stroke Outboards (Replaces 67D-14301-13)

Carburetor Assembly – Fits Yamaha 4-5HP 4-Stroke Outboards (Replaces 67D-14301-13)

This carburetor assembly is designed for Yamaha 4-5HP 4-stroke outboard motors from 1999 and newer, including the F4A and F4M series. It is also compatible with Parsun F4 4-stroke models, providing a reliable aftermarket solution for restoring fuel system performance.

As a direct replacement, this unit is engineered to interchange with several OEM part numbers, including Yamaha 67D-14301-10, 67D-14301-11, 67D-14301-12, 67D-14301-13, and 68D-14301-13. It also cross-references with Sierra 18-34601 and Mercury/Mariner 39601.

• Installation Method: Direct replacement for a straightforward installation.
• Fuel Compatibility: Designed for standard gasoline.
• Package Contents: 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.

Confirm your engine model/year in the table below.

Yamaha Outboard Motors

Parsun Outboard Motors

Technical Specifications

Package Contents

• 1 x Carburetor Assembly (Replaces OEM #67D-14301-13)

Explosion Diagram

Installation Guide

1. Safety First: Disconnect the battery and ensure the engine is cool. Shut off the fuel supply valve.
2. Access the Carburetor: Remove the engine cowling or cover to expose the carburetor.
3. Disconnect Lines: Carefully disconnect the fuel lines, throttle linkage, and choke linkage from the carburetor. Note their positions for reassembly.
4. Remove Old Unit: Unscrew the mounting bolts holding the carburetor to the intake manifold. Remove the old carburetor and gasket.
5. Clean Surface: Clean the intake manifold mounting surface to remove any old gasket material or debris.
6. Install New Carburetor: Position the new gasket and carburetor, then tighten the mounting bolts evenly.
7. Reconnect Lines: Re-attach the fuel lines, throttle linkage, and choke linkage to the new carburetor.
8. Check for Leaks: Turn the fuel supply back on and prime the system. Visually inspect for any fuel leaks.
9. Test Operation: Reconnect the battery. Start the engine and allow it to warm up. Adjust the idle screw if necessary for smooth operation.
10. Final Check: Reinstall the engine cowling and perform a final check for any issues.

Troubleshooting & FAQ

Q: How do I confirm this carburetor fits my Yamaha engine?
A: First, check your engine's model and year against our compatibility table. For example, this part fits a 2002 Yamaha F4MLHA. Second, verify your existing carburetor's part number matches one listed in our cross-reference, such as 67D-14301-13 or Sierra 18-34601.

Q: What are the common symptoms of a failing outboard carburetor?
A: Signs that your carburetor may need replacement include difficulty starting the engine, rough or unstable idling, stalling at low speeds, poor acceleration, and excessive black smoke from the exhaust, which indicates a rich fuel mixture.

Q: Is any adjustment needed after installation?
A: This carburetor is designed to work out of the box for most listed models. However, minor idle speed adjustments may be necessary depending on your specific engine's condition and local atmospheric conditions. Always check for fuel leaks before and after starting the engine.

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.