Fuel Filter – Fits Honda Outboards 35-90 HP (Replaces 16900-SA5-004, 18-7786)
Fuel Filter – Fits Honda Outboards 35-90 HP (Replaces 16900-SA5-004, 18-7786) 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 Filter – Fits Honda Outboards 35-90 HP (Replaces 16900-SA5-004...
Fuel Filter – Fits Honda Outboards 35-90 HP (Replaces 16900-SA5-004, 18-7786) is backordered and will ship as soon as it is back in stock.
Product Details
This high-quality inline Fuel Filter – Fits Honda Outboards 35-90 HP (Replaces 16900-SA5-004, 18-7786) is designed for Honda 4-Stroke outboard engines from 1997–2006, including the BF35, BF40, BF45, BF50, BF75, and BF90 series.
It serves as a direct replacement for Honda part numbers 16900-SA5-004 and 16900-SA5-003, as well as aftermarket equivalents from Sierra (18-7786) and Mallory (9-37952, 9-37952-10).
- Simple inline installation for gasoline fuel systems.
- Features an 8mm push-on hose connection.
- Manufactured in an ISO9002 certified facility for quality assurance.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Honda | 16900-SA5-004 |
| Honda | 16900-SA5-003 |
| Sierra | 18-7786 |
| Mallory | 9-37952 |
| Mallory | 9-37952-10 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
For Honda owners, this filter fits a range of 4-stroke models manufactured between 1997 and 2006.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| Honda | BF35 | 35 HP | 4-Stroke | 1997 | 16900-SA5-004 | |
| Honda | BF40 | 40 HP | 4-Stroke | 1998 and later | 16900-SA5-004 | |
| Honda | BF45 | 45 HP | 4-Stroke | 1997 | 16900-SA5-004 | |
| Honda | BF50 | 50 HP | 4-Stroke | 1998 and later | 16900-SA5-004 | |
| Honda | BF75 | 75 HP | 4-Stroke | 1997–2006 | 16900-SA5-004 | |
| Honda | BF90 | 90 HP | 4-Stroke | 1997–2006 | 16900-SA5-004 |
Technical Specs
- Product Type
- Inline Fuel Filter
- Installation
- Inline
- Fuel Type
- Gasoline
- Connection
- 8mm Hose Connection
- Dimensions
- 85 x 72 x 67 mm (3.4 x 2.8 x 2.6 inches)
- Weight
- 0.23 kg (0.50 pounds)
- Fitting Type
- Inline Push-On Hose
- Other Technical Attributes
- Direct OEM replacement, ISO9002 certified manufacturing
What’s in the Box
- 1 x Fuel Filter (16900-SA5-004)
Installation Notes
- Shut off the fuel supply valve and disconnect the engine's battery.
- Place an appropriate container or absorbent rags under the old filter to catch fuel spillage.
- Carefully loosen the clamps securing the fuel lines to the old filter nipples.
- Gently twist and pull the fuel lines off both ends of the filter.
- Remove the old filter from its mounting bracket, if present.
- Note the fuel flow direction arrow on the new filter; it must point toward the engine.
- Install the new filter, seating the fuel lines fully onto the nipples.
- Secure the fuel lines by tightening the clamps. Do not overtighten.
- Turn the fuel supply on and prime the system if necessary.
- Inspect for any leaks around the connections before starting the engine.
- Reconnect the battery, start the engine, and perform a final leak check while it runs.
Troubleshooting & FAQ
How do I know if this filter fits my Honda outboard?
This filter is designed for Honda 35–90 HP 4-stroke models from 1997–2006. Please check the 'Engine & Model Compatibility' table on this page to confirm your exact model, HP, and year range. Cross-referencing the part number (16900-SA5-004) is the best way to ensure a match.
What are the signs my fuel filter needs replacing?
Common symptoms of a clogged fuel filter include engine sputtering, hesitation under acceleration, loss of power, difficulty starting, or stalling at idle. You should replace it as part of your routine annual service.
What is the recommended replacement interval?
For most outboard engines, it's best practice to replace the inline fuel filter annually or every 100 hours of operation, whichever comes first. Refer to your engine's service manual for specific recommendations.
Is any special tool required for installation?
Typically, you will only need a screwdriver or nut driver to loosen and tighten the hose clamps. No specialized tools are required for this type of inline filter.
OEM vs. Aftermarket?
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.
Shipping speed & cost
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
Warranty & returns
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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