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  • 1979-82 Honda CB750K / CB750L / CB650 Exhaust Joint Gasket for Headpipe ~ Replaces 18391-425-000
Honda CB750K CB750L CB650 exhaust joint gasket for headpipe 18391-425-000
Headpipe joint gasket, SKU 17-4506: product photo and reviewed parts fiche. Example diagram; check listing for fitment.
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60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
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Honda CB750K CB750L CB650 exhaust joint gasket for headpipe 18391-425-000

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Load image into Gallery viewer, Honda CB750K CB750L CB650 exhaust joint gasket for headpipe 18391-425-000
Load image into Gallery viewer, Headpipe joint gasket, SKU 17-4506: product photo and reviewed parts fiche. Example diagram; check listing for fitment.
5.0 ( 1 review)

1979-82 Honda CB750K / CB750L / CB650 Exhaust Joint Gasket for Headpipe ~ Replaces 18391-425-000

17-4506
$9.95 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 1,332 store reviews
Secure checkoutProtected payment
60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
Browse all parts

1 product reviews

1979-82 Honda CB750K / CB750L / CB650 Exhaust Joint Gasket for Headpipe ~ Replaces 18391-425-000

1979-82 Honda CB750K / CB750L / CB650 Exhaust Joint Gasket for Headpipe ~ Replaces 18391-425-000
$9.95 USD
Description

Replace your DOHC CB750 or 1979 CB650 exhaust joint gasket with this Exhaust Joint Gasket for Headpipe, replacing OEM #18391-425-000 / #18391-MJ4-000.

Key Features
• Exhaust joint gasket for headpipe
• Replaces OEM #18391-425-000 / #18391-MJ4-000
• Honda part name: Gasket, Ex
• Superseded by Honda 18392-ML0-000

Fitment / Compatibility

• Honda CB750K (1979‑82)
• CB750L (1979) Limited

• Honda CB650 (1979)

Part Number: 17-4506

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

Make Model Year
Honda CB750K Standard 1979
Honda CB750L Limited 1979
Honda CB750K 1980
Honda CB750K 1981
Honda CB750K 1982
Honda CB650 1979

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.

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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.

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