Tackle your CB550 engine rebuild with confidence using this 9-piece Engine Oil Seal Kit. Covers every major oil seal your mid-'70s CB550 needs in one comprehensive bundle, so you can walk into the rebuild with all the right sealing hardware instead of chasing individual part numbers.
Kit includes: Clutch Lever Seal, Gearshift Drum Seal, Gearshift Spindle Seal, Right Crankcase Cover Seal, Crankshaft Seal 1, Crankshaft Seal 2, Countershaft Seal, Main Shaft Flat Seal, and Tach Seal. Everything you need to keep oil in and contaminants out.
Key Features
• Complete 9-piece engine oil seal kit
• Covers all major engine sealing points
• Includes clutch, gearshift, crankshaft, countershaft, mainshaft, and tach seals
• One-stop rebuild kit (no chasing individual OEM numbers)
Fitment / Compatibility
• Honda CB550K (1974‑78)
• CB550F (1975‑77) Supersport
Part Number: 01-0149
Check the listed model and year, then read any fitment notes in the description.
| Make | Model | Year |
|---|---|---|
| Honda | CB550K0 | 1974 |
| Honda | CB550K1 | 1975 |
| Honda | CB550K2 | 1976 |
| Honda | CB550K3 | 1977 |
| Honda | CB550K4 | 1978 |
| Honda | CB550F1 | 1975 |
| Honda | CB550F2 | 1976 |
| Honda | CB550F3 | 1977 |
No listed models match your search.
Free ground shipping over $50
To the USA & Canada. In-stock orders usually ship from our own warehouse the same or next business day.
| Destination | Delivery time |
|---|---|
| USA | 4–7 business days |
| Canada | 2–6 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.
Start your return below. Wait for our instructions before mailing a part back.
Start a returnOther 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 is included in the nine-piece Honda CB550 engine oil-seal kit?
The kit includes one clutch-lever seal, gearshift-drum seal, gearshift-spindle seal, right-crankcase-cover seal, two crankshaft seals, countershaft seal, main-shaft flat seal and tachometer-drive seal.
Which Honda CB550 models use this oil-seal kit?
The nine-piece kit fits the 1974-78 CB550K and 1975-77 CB550F. It should not be extended to a CB500 or another CB550 year without a matching seal specification.
Does the CB550 oil-seal kit include gaskets, O-rings or valve-stem seals?
No. It contains the nine engine oil seals named above; case and cover gaskets, O-rings and valve-stem seals are separate.