This SEI Marine Lower Housing Seal Kit is a direct replacement for Mercruiser Alpha I sterndrives (1972–1990).
The kit includes all essential seals and O-rings required for servicing or rebuilding the lower housing, ensuring leak-free performance and factory-spec reliability.
Replaces OEM part number 26-33144A2 and is manufactured to meet or exceed original equipment quality standards.
Product Features
- Manufacturer: SEI Marine
- Application: Mercruiser Alpha I (1972–1990)
- Type: Lower Housing Seal Kit
- OEM Part #: 26-33144A2
- Replaces: Mercury / Mercruiser 26-33144A2
- Includes: All lower unit seals and O-rings required for reassembly
- Condition: 100% brand-new SEI Marine replacement part
- Warranty: 3-Year Fault-Free Warranty by SEI Marine
Additional Information
Note: Designed for Alpha I Gen I drives only (1972–1990).
Not compatible with Alpha I Gen II (1991 and newer) models.
All components in this kit are precision-fit to ensure proper sealing and prevent gear oil leaks during extended marine operation.
Shipping Information
SHIPPING: Additional shipping fees to Alaska, Hawaii, U.S. Territories, or international destinations will be calculated after checkout.
You will receive an email and a PayPal money request for the additional shipping charges at the email address provided.
(Some items are excluded from international shipping.)
Customer Support
For questions or to confirm compatibility, please email customerservice@marinepartswarehouse.com .
Please include your engine model and serial number to verify proper fitment before ordering.
