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  • 1969-78 Honda CB750 Cylinder Base Gasket ~ Replaces 12191-300-306
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Honda CB750 cylinder base gasket 12191-300-306
Corrected parts fiche reference for SKU 18-7001
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60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
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Honda CB750 cylinder base gasket 12191-300-306

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Load image into Gallery viewer, Corrected parts fiche reference for SKU 18-7001
5.0 ( 1 review)

1969-78 Honda CB750 Cylinder Base Gasket ~ Replaces 12191-300-306

18-7001
$16.95 USD
Currently out of stock
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Questions about this part? Contact us 4.8/5 1,330 store reviews
Secure checkoutProtected payment
60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
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1 product reviews

1969-78 Honda CB750 Cylinder Base Gasket ~ Replaces 12191-300-306

1969-78 Honda CB750 Cylinder Base Gasket ~ Replaces 12191-300-306
$16.95 USD
Description

Replace your SOHC CB750's cylinder base gasket with this Cylinder Base Gasket, replacing OEM #12191-300-306.

Key Features
• Cylinder base gasket
• Replaces OEM #12191-300-306

Fitment / Compatibility
• All Honda CB750 models (1969‑78)

Part Number: 18-7001

Read More
Read Less

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

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 CB750A Hondamatic 1976
Honda CB750P Police 1976
Honda CB750K 1977
Honda CB750F 1977
Honda CB750A 1977
Honda CB750K 1978
Honda CB750F 1978
Honda CB750A 1978
Honda CB750P 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.

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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.

Frequently Asked Questions

Where is SOHC CB750 base gasket 18-7001 installed?

It seals the cylinder block to the crankcase on the 1969-1978 SOHC Honda CB750 engine.

Which Honda cylinder-base gasket does 18-7001 replace?

One base gasket is included and cross-references Honda OEM 12191-300-306.

Is this the cylinder-head gasket?

No. The base gasket seals below the cylinder block; the cylinder-head gasket is a separate part above the cylinders.

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