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  • Honda CB750 / CB550 / CB500 / CB350 Tach Drive Oil Seal ~ 4.8 x 14.5 x 4 ~ Replaces 91256-096-651
Honda CB750 CB550 CB500 CB350 tach drive oil seal 4.8 x 14.5 x 4 91256-096-651
VintageCB750 parts reference, SKU 73-0963. 1978 Honda CB750K example. OEM 91256-096-651.
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Honda CB750 CB550 CB500 CB350 tach drive oil seal 4.8 x 14.5 x 4 91256-096-651

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Load image into Gallery viewer, Honda CB750 CB550 CB500 CB350 tach drive oil seal 4.8 x 14.5 x 4 91256-096-651
Load image into Gallery viewer, VintageCB750 parts reference, SKU 73-0963. 1978 Honda CB750K example. OEM 91256-096-651.
5.0 ( 1 review)

Honda CB750 / CB550 / CB500 / CB350 Tach Drive Oil Seal ~ 4.8 x 14.5 x 4 ~ Replaces 91256-096-651

73-0963
$4.95 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 1,353 store reviews
Secure checkoutProtected payment
60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
Browse all parts

1 product reviews

Honda CB750 / CB550 / CB500 / CB350 Tach Drive Oil Seal ~ 4.8 x 14.5 x 4 ~ Replaces 91256-096-651

Honda CB750 / CB550 / CB500 / CB350 Tach Drive Oil Seal ~ 4.8 x 14.5 x 4 ~ Replaces 91256-096-651
$4.95 USD
Description

Replace your tach drive oil seal with this Tach Drive Oil Seal, 4.8 x 14.5 x 4, replacing OEM #91256-096-651. High-quality, made in Japan.

Key Features
• Tach Drive Oil Seal
• 4.8 x 14.5 x 4
• Replaces OEM #91256-096-651
• Made in Japan
• Interchangeable with Honda 91211-371-005

Fitment / Compatibility

• Honda CB750K (1969‑78)
• CB750F (1975‑78) Supersport
• CB750A (1976‑78) Hondamatic

• Honda CB500K (1971‑73)
• CB550F (1975‑77) Supersport
• CB550K (1974‑78)

• Honda CB350F (1973) Supersport

Part Number: 73-0963

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 CB750K 1977
Honda CB750F 1977
Honda CB750A 1977
Honda CB750K 1978
Honda CB750F 1978
Honda CB750A 1978
Honda CB550K0 1974
Honda CB550K1 1975
Honda CB550K2 1976
Honda CB550K3 1977
Honda CB550K4 1978
Honda CB550F1 1975
Honda CB550F2 1976
Honda CB550F3 1977
Honda CB500K0 1971
Honda CB500K1 1972
Honda CB500K2 1973
Honda CB350F0 1973

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

What are the dimensions and Honda reference for this tachometer-drive oil seal?

The Japanese-made seal measures 4.8 x 14.5 x 4mm and replaces Honda OEM 91256-096-651. The 4mm width is different from later 5mm tach-drive seal 91256-425-003.

How many 91256-096-651 seals are included and required?

One seal is included, and one is required at this tachometer-drive oil seal location on one compatible engine.

What installation checks help prevent a new oil seal from leaking?

Identify and correct shaft play, wear grooves, crankcase pressure or a blocked breather before installation. Protect the seal lip from splines and sharp edges, lubricate it as specified and install it squarely with the sealing lip facing the direction shown in the Honda service procedure.

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