Description
Fits: Mercury Outboards #1667-9011G92 | 30 - 50 HP
Restore smooth performance to your 30–50 HP Mercury 4-Stroke BigFoot outboard motor with 1667-9011G92 mercury lower unit , engineered to meet or exceed OEM standards. Designed to fit models like the Mercury 40 HP 4-Stroke, 50 HP BigFoot, and other compatible small engines, this unit is a direct replacement for OEM part #1667-9011G92.
Each lower unit is professionally rebuilt in the USA by certified marine technicians using quality OEM, Mercury Marine Parts. Ideal for boaters needing a reliable alternative to a factory-new gearcase.
View our parts finder to find Mercury Outboard 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 Mercury Boat Parts for your Mercury Outboard.
Don’t get stranded with sub-par units from other rebuilders. Get your quality US Boatworks reman lower unit today!
Benefits of Our Remanufactured Lower Units
✅ 1-Year Warranty
✅ Remanufactured by Certified Mechanics in the USA
✅ OEM Parts
✅ Significant $ Savings
Pricing
Total Price: $2,095
Less $300 Potential Refundable Core Deposit
👉 Final Price: $1,795
Product Finish
- Gearcases come in gray primer
- Includes a can of factory spray paint for final finishing 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 on “How to avoid common lower unit replacement mistakes“
- To help extend the life of your gearcase, check out our Boat Maintenance Checklist
US Boatworks: Quality Remanufacturing for over 40 years
🛥️ Please have your Engine Serial # ready when you contact us if possible. 🛥️




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