Honda CB750 CB900 Cylinder Base Gasket - Replaces Honda OEM 12191-425-306
Description
Honda CB750 CB900 Cylinder Base Gasket - Replaces Honda OEM 12191-425-306. This cylinder base gasket seals the joint between the cylinder block and crankcase.
Install during top-end service after cleaning the crankcase and cylinder base mating surfaces.
Product Details
| Replaces Honda OEM | 12191-425-306 |
|---|---|
| Part type | cylinder base gasket |
| Sold | individually |
Fitment / Compatibility
Fits Honda:
- CB750K (1979-82)
- CB750F (1979-82)
- CB750C (1980-82)
- CB750L (1979)
- CB750SC (1982-83)
- CB900C (1980-82)
- CB900F (1981-82)
Before Ordering
- Verify OEM/reference 12191-425-306 matches the original part being replaced
- Confirm cylinder-base outline, stud pattern, dowel locations, passage openings, thickness, and engine application
Fitment
Custom / Universal part
Check compatibility before ordering
Universal does not mean it fits every motorcycle. Compare the dimensions, mounting or connection details, and specifications in the description with your setup. Make sure this is the correct part for your intended use.
Selecting your bike does not confirm fitment for this item.
View product detailsCheck the listed model, year and any fitment notes in the description.
| Make | Model | Years |
|---|
No matching models in this list.
Shipping + Returns
Shipping & delivery
In-stock orders typically ship the same or next business day. Ground delivery is estimated at 3–8 business days to the USA and 2–6 business days within Canada after shipping.
Free ground shipping: USA orders of $50 USD or more; Canadian orders over $50 CAD.
View shipping options and details
Returns
Eligible unused, unaltered parts can be returned within 60 days of delivery, with original packaging. No restocking fees. Electrical parts are excluded.
