Aftermarket Fuel Filter for Honda BF35A–BF90A Outboards (Replaces 16900-SA5-004, 16900-SA5-003, 18-7786)
Aftermarket Fuel Filter for Honda BF35A–BF90A Outboards (Replaces 16900-SA5-004, 16900-SA5-003, 18-7786) is backordered and will ship as soon as it is back in stock.
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Aftermarket Fuel Filter for Honda BF35A–BF90A Outboards (Replaces 1...
Aftermarket Fuel Filter for Honda BF35A–BF90A Outboards (Replaces 16900-SA5-004, 16900-SA5-003, 18-7786) is backordered and will ship as soon as it is back in stock.
Product Details
This aftermarket inline gasoline fuel filter is designed for selected Honda Marine outboard engines in the BF35A through BF90A range. It replaces Honda fuel filter references 16900-SA5-004 and 16900-SA5-003, and is cross-referenced to aftermarket reference 18-7786.
The filter is intended for use in compatible gasoline fuel systems and provides a straightforward replacement for a worn or contaminated inline fuel filter. Always compare the part number and hose connection with the filter removed from your engine before installation.
- Aftermarket inline fuel filter for gasoline systems.
- Application-specific fitment for listed Honda BF-series outboards.
- Replaces Honda references 16900-SA5-004 and 16900-SA5-003.
- Cross-reference: Sierra 18-7786.
- Sold as one individual fuel filter.
Part Number Matrix
Use the following references to compare this replacement filter with the part specified for your engine.
| Brand or Reference Type | Part Number |
|---|---|
| Honda OEM reference | 16900-SA5-004 |
| Honda OEM reference | 16900-SA5-003 |
| Sierra aftermarket reference | 18-7786 |
Engine & Model Compatibility
The company application data identifies this gasoline filter for the following Honda Marine outboard models. Model suffixes and serial-number conditions can affect fitment, so confirm the exact engine model and existing filter reference before ordering.
| Brand | Model | Rated HP | Stroke | Fuel | Applicable reference |
|---|---|---|---|---|---|
| Honda | BF35A | 35 HP | 4-Stroke | Gasoline | 16900-SA5-004 |
| Honda | BF40A | 40 HP | 4-Stroke | Gasoline | 16900-SA5-004 |
| Honda | BF45A | 45 HP | 4-Stroke | Gasoline | 16900-SA5-004 |
| Honda | BF50A | 50 HP | 4-Stroke | Gasoline | 16900-SA5-004 |
| Honda | BF75A | 75 HP | 4-Stroke | Gasoline | 16900-SA5-004 |
| Honda | BF90A | 90 HP | 4-Stroke | Gasoline | 16900-SA5-004 |
Important: The available company data does not specify a universal year range. Do not rely on year alone; match the complete model designation and the original filter reference.
Technical Specs
- Product Type
- Inline gasoline fuel filter
- Application
- Honda Marine outboards listed above
- Fuel Type
- Gasoline
- Installation Style
- Inline replacement
- Product Status
- Aftermarket replacement component
- Honda References
- 16900-SA5-004; 16900-SA5-003
- Aftermarket Reference
- Sierra 18-7786
What’s in the Box
- 1 x aftermarket inline fuel filter
Installation Notes
- Work in a well-ventilated area away from flames, sparks, cigarettes, and other ignition sources.
- Stop the engine, allow it to cool, and shut off the fuel supply where applicable.
- Place an approved container or absorbent material beneath the filter to catch fuel.
- Note the fuel-flow direction and the hose arrangement before removing the old filter.
- Release the clamps and carefully remove the fuel hoses from the old filter.
- Install the replacement filter in the same orientation as the original, with the flow direction toward the engine when marked.
- Push the fuel hoses fully onto the filter connections and secure them with suitable clamps.
- Restore the fuel supply and prime the system according to the engine manufacturer’s procedure.
- Inspect every connection for leaks before starting the engine.
- Start the engine only after confirming that no fuel is leaking, then perform another leak check while it runs.
Installation should be performed by a qualified technician if you are not familiar with marine gasoline fuel systems.
Troubleshooting & FAQ
How do I confirm that this filter fits my Honda outboard?
Confirm that your engine is one of the listed Honda BF35A, BF40A, BF45A, BF50A, BF75A, or BF90A models and compare the existing filter with the Honda reference 16900-SA5-004 or 16900-SA5-003. Model suffixes and serial-number conditions may affect fitment, so do not rely on horsepower alone.
Is this an OEM Honda filter?
No. This listing is for an aftermarket replacement filter. Honda references are provided for application and cross-reference purposes only.
What symptoms may indicate a restricted fuel filter?
A restricted filter may contribute to hard starting, hesitation, loss of power, engine surging, or stalling. These symptoms can have other causes as well, so inspect the complete fuel system before replacing parts.
When should the filter be replaced?
Replace the filter when it is contaminated, restricted, damaged, or when directed by the maintenance schedule for your specific engine. Follow the engine manufacturer’s service instructions for the recommended interval.
Do I need special tools?
Basic tools suitable for the fuel-hose clamps may be sufficient, but the exact tools depend on the installation. Use only tools and clamps appropriate for gasoline fuel systems.
Can I install this filter on a different Honda model?
Do not assume compatibility with other Honda models or with different horsepower ranges. Use the listed models and verified part-number references to confirm fitment.
Safety & Important Info
- For gasoline fuel systems only; do not use with diesel or other fuels unless specifically approved by the engine manufacturer.
- Relieve fuel-system pressure as required by the engine service procedure before disconnecting hoses.
- Check the filter orientation, hose seating, clamp security, and fuel leakage before operating the engine.
- Compare the replacement filter and connections with the original part before installation.
- This is an aftermarket replacement, not an OEM Honda component.
About Sea Sierra
- Marine replacement parts selected for practical service and repair applications.
- Clear cross-reference information to help identify compatible replacement components.
- Support for customers maintaining recreational and working marine equipment.
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