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Honda CB650 CB650C CB650SC valve cover gasket 12391-460-770

1979-82 Honda CB650 / CB650C / CB650SC Valve Cover Gasket ~ Replaces 12391-460-770

18-6995
$23.05 USD
Currently out of stock
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Replace your CB650 valve cover gasket with this Valve Cover Gasket (cylinder cover), replacing OEM #12391-460-770.

Key Features
• Valve cover (cylinder cover) gasket
• Replaces OEM #12391-460-770
• Interchangeable with Honda 12391-426-000

Fitment / Compatibility
• Honda CB650 (1979‑82)
• CB650C (1980‑81) Custom
• CB650SC (1982) Nighthawk

Part Number: 18-6995

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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 CB650 1979
Honda CB650 1980
Honda CB650 1981
Honda CB650 1982
Honda CB650SC Nighthawk 1982
Honda CB650C Custom 1980
Honda CB650C Custom 1981

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

What does CB650 gasket 18-6995 seal?

It is the valve-cover or cylinder-cover gasket for the listed 1979-1982 CB650-family engines.

Which Honda valve-cover gasket does 18-6995 replace?

One gasket is included and cross-references Honda OEM 12391-460-770.

Is this the cylinder-head gasket?

No. It seals the removable top cover; the cylinder-head gasket below the head is a separate part.

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