Fuel Pump Assembly – Fits Mercury/Yamaha 75-115 HP 4-Stroke (Replaces 880890T1, 880980A02, 6D8-24410-00-00)
Fuel Pump Assembly – Fits Mercury/Yamaha 75-115 HP 4-Stroke (Replaces 880890T1, 880980A02, 6D8-24410-00-00) 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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Fuel Pump Assembly – Fits Mercury/Yamaha 75-115 HP 4-Stroke (Replac...
Fuel Pump Assembly – Fits Mercury/Yamaha 75-115 HP 4-Stroke (Replaces 880890T1, 880980A02, 6D8-24410-00-00) is backordered and will ship as soon as it is back in stock.
Product Details
This Fuel Pump Assembly – Fits Mercury/Yamaha 75-115 HP 4-Stroke is designed for a wide range of Mercury/Mariner and Yamaha 4-stroke outboard engines from 75 to 115 HP. It serves as a direct-fit replacement for models manufactured across all years for Mercury, and from 2000 to 2014 for specific Yamaha F-series engines.
This assembly directly replaces Mercury part numbers 880890T1 and 880980A02, and Yamaha part numbers 6D8-24410-00-00, 6D8-24410-10-00, and 68V-24410-00-00.
- Installs as a direct OEM-style replacement without modification.
- Diaphragm-style mechanical fuel pump designed for gasoline applications.
- Includes essential installation hardware such as an O-ring, cable tie, and clamps.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Mercury | 880890T1 |
| Mercury | 880980A02 |
| Yamaha | 6D8-24410-00-00 |
| Yamaha | 6D8-24410-10-00 |
| Yamaha | 68V-24410-00-00 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
For Mercury/Mariner models, this part fits all production years within the specified serial number ranges.
For Yamaha models, verify your engine model and year falls within the ranges listed.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| Mercury | 75HP Carb | 75 | 4-Stroke | All Years | 880890T1/880980A02 | s/n 0G960500–1B226999 |
| Mercury | 75HP EFI | 75 | 4-Stroke | All Years | 880890T1/880980A02 | s/n 1B172291–1B366822 |
| Mercury | 80HP EFI | 80 | 4-Stroke | All Years | 880890T1/880980A02 | s/n 1B227000–1B386822 |
| Mercury | 90HP Carb | 90 | 4-Stroke | All Years | 880890T1/880980A02 | s/n 0G960500–1B226999 |
| Mercury | 90HP EFI | 90 | 4-Stroke | All Years | 880890T1/880980A02 | s/n 1B172291–1B366822 |
| Mercury | 100HP EFI | 100 | 4-Stroke | All Years | 880890T1/880980A02 | s/n 1B227000–1B366822 |
| Mercury | 115HP EFI | 115 | 4-Stroke | All Years | 880890T1/880980A02 | s/n 0T178500–1B366822 |
| Yamaha | F75A, F75T | 75 | 4-Stroke | 2003–2004, 2006+ | 6D8-24410-00-00/6D8-24410-10-00 | Same part used across multiple years |
| Yamaha | F80A | 80 | 4-Stroke | 2002–2007 | 6D8-24410-00-00/6D8-24410-10-00 | |
| Yamaha | F90 | 90 | 4-Stroke | 2003–2014 | 6D8-24410-00-00/6D8-24410-10-00 | |
| Yamaha | F100A | 100 | 4-Stroke | 2003–2006 | 6D8-24410-00-00/6D8-24410-10-00 | |
| Yamaha | F100B | 100 | 4-Stroke | 2003–2010 | 6D8-24410-00-00/6D8-24410-10-00 | |
| Yamaha | F100C | 100 | 4-Stroke | 2001–2007 | 6D8-24410-00-00/6D8-24410-10-00 | |
| Yamaha | F115A, F115TR, F115J | 115 | 4-Stroke | 2000–2014 | 6D8-24410-00-00/6D8-24410-10-00 |
Technical Specs
- Product Type
- Mechanical Fuel Pump Assembly
- Installation
- Direct OEM replacement
- Fuel Type
- Gasoline
- Connection
- Integrated fuel line fittings
- Housing Material
- Reinforced plastic and metal components
- Housing Color
- Black
- Dimensions
- 12" × 10" × 8.5" (package dimensions)
- Weight
- 427g (0.94 lb)
- Warranty
- Manufacturer dependent, typically 1 year
- Other Technical Attributes
- Diaphragm style mechanical fuel pump
What’s in the Box
- 1 x Fuel Pump Assembly (replaces 880890T1/880980A02, 6D8-24410-00-00/6D8-24410-10-00/68V-24410-00-00)
- 1 x O-ring (replaces 93210-29198-00)
- 1 x Cable Tie (replaces 90465-10098-00)
- 3 x 35mm Outer Diameter Clamps
Installation Notes
- Disconnect the negative battery terminal to prevent electrical hazards.
- Work in a well-ventilated area and have a fire extinguisher nearby. Relieve fuel system pressure according to your engine's service manual to prevent fuel spray.
- Place absorbent rags below the fuel pump to catch any spilled fuel.
- Carefully disconnect the fuel lines from the pump, noting their original positions.
- Unbolt and remove the old fuel pump assembly. Clean the mounting surface of any old gasket material or debris.
- Install the new O-ring and mount the new fuel pump assembly, ensuring it is seated correctly.
- Tighten the mounting bolts to the manufacturer's specified torque. Do not overtighten.
- Reconnect the fuel lines to their correct fittings on the new pump and secure with the provided clamps.
- Reconnect the battery terminal.
- Prime the fuel system as per your service manual. Turn the key to the "On" position (without starting the engine) to check for any leaks at the pump and fittings.
- If no leaks are present, start the engine and let it run, visually inspecting the pump and connections again.
Troubleshooting & FAQ
How do I know if my fuel pump is failing?
Common signs of a failing fuel pump include engine bogging under acceleration, difficulty starting, sputtering at high speeds, or a complete loss of power. A physical inspection might reveal fuel leaks from the pump body.
Is this pump a direct replacement for my engine?
This pump is a direct-fit replacement for the specific Mercury, Mariner, and Yamaha models listed in the compatibility table. Please verify your engine model, year, and serial number against the chart before ordering.
What is the main cause of mechanical fuel pump failure?
The internal diaphragm can wear out or rupture over time due to age, ethanol in fuel, or debris in the fuel system. This can lead to low fuel pressure or leaks.
Does this kit include everything I need for installation?
The package includes the fuel pump assembly, a new O-ring, a cable tie, and three clamps, which are the essential components for most installations. However, you may need basic hand tools and your engine's service manual.
Is this an OEM part?
This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.
How fast do you ship?
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
What is the warranty and return policy?
Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.
Safety & Important Info
- Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
- This is an aftermarket replacement, not an OEM component.
- Professional installation is recommended for safety and performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
- Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
- Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.
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