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  • 1978-82 Honda CB450 / CB400 Ignition Switch ~ Replaces 35100-MC0-671
Honda CB450 CB400 ignition switch 35100-MC0-671
SKU 12-0053 — approved OEM fiche location reference (REM20261028-0036)
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60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
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Honda CB450 CB400 ignition switch 35100-MC0-671

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Load image into Gallery viewer, Honda CB450 CB400 ignition switch 35100-MC0-671
Load image into Gallery viewer, SKU 12-0053 — approved OEM fiche location reference (REM20261028-0036)

1978-82 Honda CB450 / CB400 Ignition Switch ~ Replaces 35100-MC0-671

12-0053
$24.95 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 1,347 store reviews
Secure checkoutProtected payment
60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
Browse all parts
1978-82 Honda CB450 / CB400 Ignition Switch ~ Replaces 35100-MC0-671
$24.95 USD
Description

Fit the rectangular connector block style ignition switch on your CB400 family bike with this Ignition Switch Assembly featuring a rectangular connector block with 6 flat male terminals. Replaces OEM #35100-MC0-671 / #35100-413-007 / #35100-465-770. Fits all CB400A/TI/TII/T and CB450T models with the rectangular connector.

Confirm your bike has the rectangular connector block before ordering.

Key Features
• Ignition switch assembly
• Rectangular connector block with 6 flat male terminals
• Replaces OEM #35100-MC0-671 / #35100-413-007 / #35100-465-770

Fitment / Compatibility
• Honda CB400A (1978), rectangular connector
• CB400TI (1978‑79), rectangular connector
• CB400TII (1978‑79), rectangular connector
• CB400T (1980‑81), rectangular connector
• CB450T (1982), rectangular connector

Part Number: 12-0053

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

Make Model Year
Honda CB400A 1978
Honda CB400TI Hawk 1978
Honda CB400TIZ Hawk 1979
Honda CB400TII Hawk 1978
Honda CB400TIIZ Hawk 1979
Honda CB400TII Hawk 1978
Honda CB400TIIZ Hawk 1979
Honda CB400TA Hawk 1980
Honda CB400TB Hawk 1981
Honda CB450TC 1982

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

Which connector must the Honda CB400 or CB450 have for ignition switch 12-0053?

The motorcycle must use the rectangular connector block with six flat male terminals. Compare the connector shape and terminal arrangement before ordering because a different connector style will not plug in correctly.

Which Honda OEM ignition-switch numbers does 12-0053 replace?

It replaces Honda OEM 35100-MC0-671, 35100-413-007 and 35100-465-770 for the compatible rectangular-connector CB400A, CB400TI, CB400TII, CB400T and CB450T applications.

Which Honda CB400 and CB450 models fit ignition switch 12-0053?

It fits the 1978 CB400A, 1978-1979 CB400TI and CB400TII, 1980-1981 CB400T and 1982 CB450T when equipped with the rectangular six-terminal connector.

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