Description
The Sierra Marine 18-2643 Marine Series Upper Unit Seal Kit is designed for servicing compatible MerCruiser Bravo and Blackhawk sterndrive applications. The kit includes the specified O-ring, oil seal, keeper, drain screw gasket, check valve kit and outdrive seal for compatible upper-unit service and repair.
Designed for demanding marine environments, these Sierra Marine replacement components are built for durability and designed to meet or exceed the original equipment parts they replace.
Features
- Marine Series upper unit seal kit
- Designed for compatible MerCruiser Bravo sterndrives
- Designed for compatible MerCruiser Blackhawk sterndrives
- Includes seals, gasket, keeper and check valve kit
- Intended for compatible upper-unit service applications
- Built for durability and long service life
- Designed to meet or exceed the original equipment parts they replace
Specifications
- Brand: Sierra Marine
- Manufacturer Part Number: 18-2643
- Series: Marine Series
- Product Type: Upper Unit Seal Kit
- Application: MerCruiser Bravo / Blackhawk Sterndrives
- O-Ring: Included
- Oil Seal: Included
- Keeper: Included
- Drain Screw Gasket: Included
- Check Valve Kit: Included
- Outdrive Seal: Included
- Condition: Brand New
- Product: Genuine Sierra Marine Product
What’s Included
- O-ring
- Oil seal
- Keeper
- Drain screw gasket
- Check valve kit
- Outdrive seal
Compatibility
Designed for compatible:
- MerCruiser Bravo sterndrives
- MerCruiser Blackhawk sterndrives
Important Fitment Information
MerCruiser Bravo and Blackhawk sterndrive systems can use different seals and service components depending on the specific drive configuration. Verify the existing components and required part number before ordering.
Confirm Sierra Marine manufacturer part number 18-2643 is correct for the specific MerCruiser sterndrive being serviced.
Important
- Designed for compatible sterndrive upper-unit service applications.
- Includes the specified seals, gasket, keeper and check valve kit.
- Intended for compatible MerCruiser Bravo and Blackhawk sterndrives.
- Verify the exact sterndrive model and required part number before installation.
Warranty
Backed by a limited 2-year manufacturer warranty.
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