EXPLODED PARTS DIAGRAM

Honda BF300A / BF350A Water Pump and Impeller Parts Diagram

Use this Honda exploded diagram to identify water-pump kit, water-tube seal, housing, inner cover, impeller, key and plate shown for Honda BF300A / BF350A. Match the numbered callout to the RECMAR reference and OEM cross-reference, then check the exact model, serial details and every row-level distinction before choosing a part.

Application / serial scope

The source is headed BF300A and BF350A. Match the exact model, numbered callout and printed reference; the listed anodes and water-pump components are not selected by horsepower or visual similarity alone.

Last reviewed
2 September 2026
Parts listed
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Read more about the parts and fitment in this exploded diagram
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Exploded diagram artwork pending The final artwork for Honda BF300A / BF350A Water Pump and Impeller Parts Diagram is being prepared. Use the model, scope and OEM reference guidance on this page in the meantime. Exploded diagram artwork pending Use the model and OEM reference guidance below.

Parts schedule

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Add a part straight to your cart, or use Add to list to build a parts list from this diagram. Select a reference or part description to view full product details.

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Confirm the model, serial range and assembly details before ordering. The UN value is not the cart quantity.

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Water Pump and Impeller Parts shown in this diagram

The source is headed Honda BF300A / BF350A and covers water-pump kit, water-tube seal, housing, inner cover, impeller, key and plate. The heading defines the route to this figure; it does not make every scheduled component interchangeable across every version.

Gearcase and water-pump checks

Use the numbered position and exact reference. Confirm the model, shaft and every seal, bearing, pump or hardware alternative printed for the selected row.

How to use this Honda diagram and schedule

  1. Record the complete Honda model designation and serial details.
  2. Locate the component and note its numbered callout.
  3. Match that callout to the RECMAR and OEM references in the schedule.
  4. Apply every model, serial, shaft and configuration note on the row.
  5. Compare the selected replacement with the removed part before installation.

Application and reference limits

The source is headed BF300A and BF350A. Match the exact model, numbered callout and printed reference; the listed anodes and water-pump components are not selected by horsepower or visual similarity alone.

An OEM number is an identification cross-reference, not proof that every row fits every outboard named in the page heading. The exact row, model and reference control selection.

Continue with the Honda outboard parts hub, complete exploded diagram library or TMP Global Parts Finder.

Frequently asked questions

Which parts are covered by this Honda BF300A / BF350A diagram?

It covers the water pump and impeller parts shown by the numbered callouts, including water-pump kit, water-tube seal, housing, inner cover, impeller, key and plate. Use the schedule to resolve the exact position and reference.

Does every listed part fit every Honda BF300A / BF350A version?

No. The page heading identifies the figure, while individual rows can carry narrower model, serial, shaft or configuration distinctions.

How should I use the OEM number?

Use it as an identification cross-reference, then confirm the RECMAR reference, callout and row-level application information before ordering.

What should I check before selecting a Honda outboard part?

Check the complete model designation, serial details, assembly position, printed reference and any alternative shown on the selected schedule row.

What information should I send TMP Global for identification help?

Send the full model and serial, the water pump and impeller parts callout, the printed reference and clear photographs of the identification plate and removed part.