Carburetor with Gasket for Yamaha 40HP 2-Stroke E40G, E40J and E40 – Replaces 6F6-14301-00

Product Details

This carburetor with gasket is an aftermarket replacement assembly for selected Yamaha 40HP 2-stroke outboard applications, including E40G, E40J and E40 models. It is intended to restore proper fuel metering and delivery when the original carburetor is worn, damaged, corroded or affected by blocked internal passages.

The primary OEM reference associated with this replacement is 6F6-14301-00. The product is supplied as a kit containing the replacement carburetor and one mounting gasket. Because carburetor specifications can vary by model year, regional version and serial-number range, compare the OEM reference and the original component before ordering.

• Aftermarket replacement marine outboard carburetor
• Includes one matching mounting gasket
• For selected Yamaha 40HP 2-stroke applications
• Verify the exact model, year, serial range and physical configuration before purchase

Part Number Reference

Use the reference below together with your engine identification label and the original carburetor. A number match should be confirmed against the complete engine application, not used by itself to establish fitment.

Engine & Model Compatibility

The application information below identifies the intended engine family. Exact fitment may depend on the model year, regional specification and serial-number range. Confirm all available engine details before installation.

Technical Specifications

Product Type

Aftermarket marine outboard carburetor kit

Primary OEM Reference

6F6-14301-00

Application

Selected Yamaha 40HP 2-stroke outboard engines

Compatible Model Family

Yamaha E40G, E40J and E40; verify the complete model identification

Included Gasket

One mounting gasket

Construction

Aftermarket replacement construction for marine outboard service

What's in the Box

• 1 × replacement carburetor
• 1 × matching mounting gasket

Installation Notes

1. Disconnect the battery where applicable, shut off the fuel supply and allow the engine to cool completely.
2. Disconnect the fuel line, throttle linkage, choke linkage and any attached hoses, noting their original positions.
3. Remove the original carburetor and clean the mounting surface without allowing debris to enter the intake.
4. Place the included gasket on the mounting surface in the correct orientation.
5. Install the replacement carburetor using the original fasteners and tighten them evenly according to the engine manufacturer's service procedure.
6. Reconnect the fuel line, throttle linkage, choke linkage and hoses exactly as originally routed.
7. Prime the fuel system and inspect all connections for leaks before starting the engine.
8. Start the engine in a safe, well-ventilated area and verify stable idle, throttle response and fuel-system operation.

Troubleshooting & FAQ

How do I confirm this carburetor fits my engine?

Check that your engine is a Yamaha E40G, E40J or E40 40HP 2-stroke model and compare the original carburetor and OEM reference 6F6-14301-00. Confirm the exact year, serial range, mounting pattern, linkage arrangement and hose connections before ordering.

Does the kit include a gasket?

Yes. The package includes one replacement carburetor and one matching mounting gasket. The gasket is supplied separately for installation and should be positioned correctly on the mounting surface.

Is this an OEM Yamaha part?

No. This is an aftermarket replacement. The listed Yamaha number is provided as the primary OEM reference for application checking and does not mean the replacement is manufactured by Yamaha.

What symptoms can indicate a carburetor problem?

Common symptoms may include hard starting, unstable idle, poor acceleration, fuel leakage, excessive fuel consumption or loss of power. These symptoms can also result from fuel-system, ignition or linkage problems, so diagnose the engine before replacing parts.

Should I reuse the old gasket?

No. Use the new gasket supplied with this kit when the mounting surfaces are clean and undamaged. Do not install the carburetor if the mounting surface, fasteners or related fuel-system components require repair.

Does the carburetor require adjustment after installation?

Follow the engine manufacturer's service procedure for initial setup, idle speed and mixture settings. Do not make adjustments in an unsafe area, and confirm that the throttle and choke operate correctly before running the boat.

Can I install this without checking the model year or serial number?

No. The E40 model family may include configuration differences. Model name alone is not sufficient confirmation; compare the complete identification label and original component before purchase.

Safety & Important Information

• Verify the engine model, year, serial range, OEM reference and physical configuration before ordering.
• Use clean fuel-system practices and inspect all fuel connections for leaks before operation.
• Operate and test the engine only in a safe, well-ventilated area and follow the engine manufacturer's service instructions.
• This is an aftermarket replacement, not an OEM Yamaha component.
• Professional installation is recommended if you are not familiar with outboard fuel-system service.

About Sea Sierra

• We provide aftermarket marine replacement parts for repair and maintenance applications.
• Each product should be matched to the complete engine application before installation.
• For best results, retain the original component and engine identification information when checking fitment.