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Honda CB750 oil tube plug 15337-300-010
Oil tube plug, SKU 73-1008: product photo and 1974 Honda CB750K4 (A) Crankcase fiche with the part location highlighted. Example diagram; check listing for fitment.

1969-78 Honda CB750 Oil Tube Plug ~ Replaces 15337-300-010

73-1008
$10.95 USD
In stock Usually ships the same or next business day
Check model fitment View fitment
Questions about this part? Contact us 4.8/5 1,330 store reviews

$10.95 USD

Replace your oil tube plug with this Oil Tube Plug, replacing OEM #15337-300-010.

Key Features
• Oil tube plug
• Replaces OEM #15337-300-010

Fitment / Compatibility
• Honda CB750K (1969‑70) engine serial # 1000220 and higher only
• Honda CB750K (1971‑78)
• CB750F (1975‑78) Supersport

Part Number: 73-1008

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Check the listed model and year, then read any fitment notes in the description.

Honda motorcycle models and years listed for this part
Make Model Year
Honda CB750K Standard 1969
Honda CB750K 1970
Honda CB750K 1971
Honda CB750K 1972
Honda CB750K 1973
Honda CB750K 1974
Honda CB750K 1975
Honda CB750F Supersport 1975
Honda CB750K 1976
Honda CB750F 1976
Honda CB750K 1977
Honda CB750F 1977
Honda CB750K 1978
Honda CB750F 1978

Free ground shipping over $50

To the USA & Canada. In-stock orders usually ship from our own warehouse the same or next business day.

Estimated ground delivery after your order ships
DestinationDelivery time
USA4–7 business days
Canada2–6 business days

Ground shipping includes tracking, emailed when your order ships. Need it sooner? Express options are available at checkout.

60-day returns on eligible parts

No restocking fees. Eligible parts must be unused, uninstalled, unaltered and complete. The 60-day window starts when your order is delivered.

Electrical parts are excluded from standard returns. Check return eligibility.

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Other shipping options

Canada Post Economy: Available at checkout for select small items. Allow 1–3 weeks for delivery. No tracking or insurance is included.

Outside the USA & Canada: Delivery times vary by destination and shipping method. Buyers are responsible for applicable duties, taxes and import fees. We cannot mark orders as gifts.

Frequently Asked Questions

Which Honda oil-tube plug does this replace?

It replaces Honda OEM 15337-300-010 on the listed SOHC CB750 engine, including the stated early-engine serial-number restriction.

How many 15337-300-010 oil-tube plugs are included and required?

One oil-tube plug is included, and one is used at the specified crankcase oil-passage location on one compatible engine.

What should be checked when replacing the oil-tube plug?

Clean the oil passage and plug bore, confirm the old plug is fully removed and inspect the surrounding aluminum for damage. Install the plug to the Honda-specified depth and verify oil pressure and absence of leakage after start-up.

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