Description
Fits: OMC Upper Gearcase #987064| Up to Year 1993 | 21/21 Ratio | Remanufactured
This remanfactured OMC Upper Gearcase is designed to fit select OMC sterndrive models manufactured up to year 1993. Built with OEM parts and precision-assembled by certified mechanics in the USA, it’s a dependable replacement for OEM #987064 with a 21:21 gear ratio. Backed by a 1-year limited warranty, this upper gearcase is finished in gray primer and includes a spray paint can for a factory-quality finish.
View our parts finder to find OMC boat parts diagrams to verify this is a match or contact us using the buttons at the bottom of the page.
You can also use our parts finder to find other OMC Boat Parts for your OMC Sterndrive Engine.
🛥️ Don’t get stranded with sub-par units from other rebuilders. Get your quality US Boatworks reman upper unit today! 🛥️
Features & Benefits
- Fits OMC sterndrives up to 1993
- Direct OEM replacement: #987064
- Gear ratio: 21/21
- Remanufactured in the USA using OEM parts
- Backed by a 1-year warranty
- Expert support available to verify proper unit is ordered. See buttons at the bottom of the page.
Pricing
Total Price: $2,495
Less $300 Potential Refundable Core Deposit Final Price: $2,195
Product Finish
- Ships in gray primer finish
- For custom matching, your order includes factory spray paint to finish if desired
Core Deposit Information
- Return your old core, get up to $300 back.
- Refund amount will vary based on the condition of your core
- Please review our Core Policy for details on how to return your old core and claim your deposit
- ♻️ Recycle your core: Keep boat parts out of the landfill & receive $ back
Useful Resources
- 🔍 How to find your Boat Engine serial number
- Still deciding? Watch our YouTube video How avoid common lower unit replacement mistakes
- To help extend the life of your gearcase, watch out our Boat Maintenance Checklist
🛥️ Please have your Engine Model # ready when you contact us if possible. 🛥️





Reviews
There are no reviews yet.