SEI Lower Unit Seal Kit (Bravo 2 Compatible)
The SEI Lower Unit Seal Kit is a seal and o-ring set for the MerCruiser Bravo Two lower unit. This replacement part, manufactured by SEI to OEM specifications, offers an economical and reliable alternative compatible with MerCruiser Bravo Two.
Lower Unit Seal Kit Features
SEI (Sterndrive Engineering Inc.) parts are manufactured to OEM standards at their Florida production facility and undergo extensive testing processes.
- Compatibility: MerCruiser Bravo Two
- Scope: Lower unit seal and o-ring set
- Material: Marine-grade nitrile/EPDM
Technical Specifications
| Compatibility | MerCruiser Bravo Two |
| Scope | Lower unit seal and o-ring set |
| Material | Marine-grade nitrile/EPDM |
Who is This Product For?
- Oil leak prevention: Seal replacement to stop oil leakage from the MerCruiser Bravo Two lower unit
- Preventative maintenance: Every 3-5 years or during lower housing overhaul
Maintenance and Longevity
Sterndrive parts provide long-lasting use with regular checks and timely replacement. All seals, bearings, and anode parts should be inspected at the beginning of each season.
Related maintenance categories: Anode | Gear Oils | Seal | Impeller
Frequently Asked Questions
When should seals be replaced?
Oil leakage under the gearcase or a change in water/color in the gear oil indicates a need for seal replacement.
What is included in the lower seal kit?
The lower unit seal kit includes all relevant seals, o-rings, and sealing elements.
Related Products and Categories
Is This the Right Product for Your Boat?
Share your boat's model and year — let's verify the compatibility of the SEI Lower Unit Seal Kit together.
Delivery Information
Your orders are dispatched within an average of 28 business days. Free shipping on orders of 5000 TL and above.
Return Policy
You can return the products you purchased unconditionally within 14 days, provided they are unused and in their original packaging. You can contact us through our Customer Service page for return processes.