Honda Marine Inline Fuel Filter – 16900-SA5-004
Honda Marine Inline Fuel Filter – 16900-SA5-004 is backordered and will ship as soon as it is back in stock.
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Honda Marine Inline Fuel Filter – 16900-SA5-004
Honda Marine Inline Fuel Filter – 16900-SA5-004 is backordered and will ship as soon as it is back in stock.
Product Details
This inline fuel filter is listed for selected Honda Marine four-stroke outboards and is identified by Honda reference 16900-SA5-004. Catalog records identify the component as a Toyo Roki fuel filter. It is designed for in-line installation in the outboard fuel system to help remove contaminants from gasoline before fuel reaches the engine.
Use the compatibility information below and compare the part number, filter configuration, hose connections, and engine identification before ordering. Fitment depends on the complete engine model and applicable serial-number range.
- Inline fuel-filter design for gasoline fuel systems.
- Listed for selected Honda BF35, BF40, BF45, BF50, BF75, and BF90 four-stroke outboards.
- Honda reference: 16900-SA5-004.
- Catalog description: FILTER, FUEL (TOYO ROKI).
Part Number Matrix
The following references are included to help identify the applicable filter. An aftermarket cross-reference should be treated as a comparison aid, not as automatic proof of fitment.
| Brand | Part Number | Notes |
|---|---|---|
| Honda | 16900-SA5-004 | Honda fuel-filter reference listed in engine catalogs |
| Sierra | 18-7786 | Catalog cross-reference to Honda 16900-SA5-004 |
Engine & Model Compatibility
The catalog evidence reviewed associates this fuel-filter reference with the Honda four-stroke models and model variants shown below. The available records do not establish one universal year range for every listed variant, so verify the complete model designation and serial number before purchase.
| Brand | Model or Variant | Rated HP | Stroke | Reference |
|---|---|---|---|---|
| Honda | BF35AM | 35 | 4-Stroke | 16900-SA5-004 |
| Honda | BF40B/B2/BX/A4/A/A1/A2/AX/A3/AY | 40 | 4-Stroke | 16900-SA5-004 |
| Honda | BF45AM | 45 | 4-Stroke | 16900-SA5-004 |
| Honda | BF50A4/A/A1/A2/AX/A3/AY | 50 | 4-Stroke | 16900-SA5-004 |
| Honda | BF75A1/AT/AV/AX/A2/A3 | 75 | 4-Stroke | 16900-SA5-004 |
| Honda | BF90A1/AF/AV/AX/A2/A3 | 90 | 4-Stroke | 16900-SA5-004 |
Technical Specs
- Product Type
- Inline fuel filter
- Fuel Type
- Gasoline
- Installation
- In-line fuel-system installation
- Catalog Description
- FILTER, FUEL (TOYO ROKI)
- Honda Reference
- 16900-SA5-004
- Connection
- Inline hose connection; confirm hose size and configuration against the original filter
- Stroke Compatibility
- Selected Honda four-stroke outboards listed above
What’s in the Box
- 1 x Inline fuel filter
Installation Notes
- Stop the engine, allow it to cool, and shut off or isolate the fuel supply as required by the engine manufacturer.
- Work in a well-ventilated area away from flames, sparks, and other ignition sources.
- Place an approved container or absorbent material beneath the filter to catch fuel during removal.
- Before disconnecting the old filter, note its orientation and any flow-direction marking.
- Release the hose clamps and remove the old filter carefully. Do not damage or kink the fuel hoses.
- Install the replacement filter in the same orientation as the original and secure both hose connections with suitable clamps.
- Restore the fuel supply, prime the system according to the engine manual, and inspect all connections for leaks before operation.
- If the filter, hoses, fittings, or flow direction do not match the original installation, stop and verify fitment before starting the engine.
Troubleshooting & FAQ
How do I confirm that this filter fits my Honda outboard?
Check the complete engine model, horsepower, stroke, and serial-number information against the compatibility table. Also compare the original filter reference, physical configuration, hose connections, and installation direction. If any of these details differ, verify the application before ordering.
What reference identifies this filter?
The primary Honda reference shown in the reviewed engine catalogs is 16900-SA5-004. Sierra catalog information lists 18-7786 as a cross-reference. Cross-reference numbers should be used together with model and configuration verification.
How often should an outboard fuel filter be replaced?
Replacement timing depends on the engine manufacturer's maintenance schedule, fuel quality, storage conditions, and contamination exposure. Follow the maintenance instructions for your specific Honda outboard and replace the filter sooner if contamination or restricted fuel flow is suspected.
What are common signs of a restricted fuel filter?
Possible symptoms include hard starting, rough running, hesitation, loss of power, or engine bogging under load. These symptoms can have other causes, so inspect the complete fuel system and follow the engine troubleshooting procedure.
Is this listing an OEM Honda part?
The referenced component is identified in the catalog as Honda fuel filter reference 16900-SA5-004, with the description “FILTER, FUEL (TOYO ROKI).” Confirm the actual brand and packaging supplied with your order if genuine-manufacturer packaging is required.
What should I do if the filter does not match my original?
Do not force the filter into the fuel system or alter the hoses and fittings to make it fit. Stop installation and verify the complete engine model, serial number, original part reference, and filter configuration.
Safety & Important Info
- Fuel is flammable. Perform installation only in a well-ventilated area with the engine stopped and all ignition sources controlled.
- Verify the model, stroke, horsepower, serial-number range, part reference, hose connections, and flow direction before installation.
- Inspect for fuel leaks after installation and before operating the outboard.
- Do not rely on a cross-reference alone when the physical filter or engine identification does not match.
About Sea Sierra
- Marine-focused selection of replacement parts for maintenance and repair applications.
- Product information is organized around part-number and engine-application verification.
- For safe installation, always follow the engine manufacturer's service instructions.
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