1/4" Female Fuel Line Connector for Yamaha Outboards 6–90 HP – Replaces Yamaha 6Y1-24305-06-00
1/4" Female Fuel Line Connector for Yamaha Outboards 6–90 HP – Replaces Yamaha 6Y1-24305-06-00 is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
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1/4" Female Fuel Line Connector for Yamaha Outboards 6–90 HP –...
1/4" Female Fuel Line Connector for Yamaha Outboards 6–90 HP – Replaces Yamaha 6Y1-24305-06-00 is backordered and will ship as soon as it is back in stock.
Product Details
This 1/4-inch female fuel line connector provides a quick-disconnect fitting for Yamaha outboard fuel systems. It is intended for tank-side applications using a 1/4-inch (approximately 6 mm) fuel hose and is designed for Yamaha outboard applications in the 6–90 HP range that use the corresponding connector configuration.
It is an aftermarket replacement for Yamaha part number 6Y1-24305-06-00 and is also listed against the Yamaha and Sierra reference numbers shown below. Always compare the original connector, hose size, and fitting style before installation.
- Quick-connect design for convenient installation and removal.
- Installs on the fuel-tank side of the fuel line.
- Designed to mate with the corresponding male tank fitting, including applications using Sierra tank connector reference 18-8077-1.
Part Number Matrix
Use these references to help compare the connector with your existing part. Part-number matching should be confirmed together with the fitting style and hose size.
| Brand | Part Number |
|---|---|
| Yamaha | 6Y1-24305-06-00 |
| Yamaha | 6Y1-24305-05-00 |
| Yamaha | 6Y1-24305-04-00 |
| Yamaha | 6G1-24305-00-00 |
| Yamaha | 6G1-24305-01-00 |
| Yamaha | 6G1-24305-02-00 |
| Yamaha | 6G1-24305-03-00 |
| Yamaha | 6G1-24305-04-00 |
| Sierra | 18-80413 |
Engine & Model Compatibility
This connector is intended for a wide range of Yamaha 2-stroke and 4-stroke outboard applications from 6 to 90 HP when the original fuel-system connector and hose configuration match the specifications below. Model and year coverage can vary, so confirm the original part number and connector design before ordering.
| Brand | Model | Rated HP | Stroke | OEM Part No. | Notes |
|---|---|---|---|---|---|
| Yamaha | Outboard applications | 6–90 | 2-Stroke & 4-Stroke | 6Y1-24305-06-00 | Tank-side female connector application |
Technical Specs
- Product Type
- Female Fuel Line Connector
- Installation
- Fuel Tank Side
- Fuel Type
- Gasoline
- Connection
- 1/4-inch (approximately 6 mm) fuel hose
- Housing Material
- Rubber/plastic with metal components
- Housing Color
- Black
- Dimensions
- Length: approximately 2.5 inches (63.5 mm)
- Weight
- Approximately 32 grams (1.13 ounces)
- Fitting Type
- Quick-connect/quick-disconnect
- Thread Size
- Not applicable; barb connection
- Warranty
- 1 year against manufacturing defects under normal use
- Mates With
- Corresponding Yamaha tank fitting, including applications using Sierra reference 18-8077-1
What’s in the Box
- 1 x Female fuel line connector
Installation Notes
- Turn off the engine, allow it to cool, and disconnect the battery as a safety precaution.
- Relieve fuel-system pressure by cautiously loosening the fuel filler cap.
- Place an absorbent rag beneath the connector to catch spilled fuel.
- Disconnect the existing female connector from the fuel tank outlet.
- Loosen the hose clamp and remove the old connector from the fuel hose. Inspect the hose for cracks, hardening, or other wear and replace it if necessary.
- Fit the replacement connector fully onto the hose barb and secure it with a suitable clamp.
- Press the connector firmly onto the male tank fitting until it is fully seated.
- Re-prime the fuel system with the primer bulb until firm, then inspect all connections for leaks before starting the engine.
Troubleshooting & FAQ
How do I confirm this connector fits my Yamaha outboard?
Confirm that your engine uses a 1/4-inch (approximately 6 mm) fuel line and compare the original connector with the listed Yamaha and Sierra references. Because connector designs can vary by model and year, verify the original part number, hose size, and fitting configuration before ordering.
What are common signs that a fuel connector needs replacement?
Fuel leakage around the fitting, difficulty connecting or disconnecting the line, a loose connection, engine stalling, or hard starting can indicate a worn or damaged connector.
Is this connector for the engine side or the tank side?
This is a female connector intended for the fuel-tank side of the line. It connects to the corresponding male fitting on the fuel tank or tank connector.
How often should fuel line connectors be replaced?
There is no universal replacement interval. Inspect the connector regularly for UV damage, brittleness, cracks, deformation, or fuel leaks, and replace it whenever damage or leakage is found.
Is this an OEM connector?
This listing is for an aftermarket replacement, not a Yamaha OEM component. It is supplied as a replacement for the compatible applications and reference numbers listed on this page.
How quickly will my order ship?
Worldwide shipping is available. Typical transit time is 5–15 days, and standard shipping is free where offered. Available expedited options and delivery estimates are shown at checkout.
What are the warranty and return terms?
The connector is covered by a 1-year warranty against manufacturing defects under normal use. Returns are accepted within the applicable return period when the item is unused and in its original condition. Contact support with your order details for assistance.
Safety & Important Information
- Work in a well-ventilated area away from flames, sparks, and other ignition sources.
- Verify the connector, hose size, specifications, and reference numbers against your original part before installation.
- Check carefully for fuel leaks after installation and before operating the engine.
- This is an aftermarket replacement, not an OEM component. Professional installation is recommended when working on fuel-system components.
About Sea Sierra
- Pro-Grade Standards — We supply marine replacement parts selected for dependable service in real-world conditions.
- Fast Global Fulfillment — Free standard delivery is available to most regions, with typical transit times of 5–15 days.
- Manufacturer-Direct Value — Fair pricing with attention to materials, fit, and quality control.
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