OMC Sterndrive Gearcases 
- Expert rebuilt OMC Cobra Sterndrive Lower Units, Upper Gearcases.
- Outdrives rebuilt by Certified Mechanics
- OEM Parts
- Quality OMC gearcases you can trust.
- Quick Shipping.
US Boatworks- Quality Sterndrive Remanufacturing for over 35 years.
Did you know US Boatworks stocks over 2 million new and used OEM boat parts to meet all your needs. When you place your order online, save up to 25% off retail prices. Use our parts finder to view engine drawings to find the manufacturer part number you need.
Can’t find the boat part you are looking for? Call us, we can help. (913) 342-0011 or use our Request Form. We specialize in hard to find, NLA parts you won’t find anywhere else.