Shop OEM boat parts by manufacturer:

The Most Reliable Rebuilder in the US


Priced at deep discounts to save you money All units include a full year warranty.

Over 2 Million OEM Parts Ready to Ship Today


Your professional choice for reliable, high-quality marine parts. Most orders ship the same day!

New and Used OEM Parts Available


Discover thousands of hard to find parts from Mercury, Mercruiser, Evinrude, Johnson, OMC and Volvo Penta.

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US Boatworks stocks over 2 million new and used OEM boat parts to keep you out on the water longer. When you place your boat parts 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.  Select that part and place directly in your shopping cart. Online discount marine parts inventory with microfiche look up makes shopping for boat parts easy.  Check out our  engine diagrams for parts you need for
Mercury, Mercruiser, Mariner, Force
Evinrude, Johnson,  OMC,  and

At US Boatworks, we want to see you back out on the water. One of the ways we do so is by stocking thousands of NLA and new old stock boat parts. If you are looking for hard to find boat parts, US Boatworks is your solution. Our owner spends thousands of hours each year finding old boat parts to keep your boat running for years to come. The boat parts we stock for old motors are available for purchase when you call us. Contact us if your boat part is no longer available, “NLA“, as our NOS parts are not available for purchase in our online store. Call, text or email us for assistance. We are always happy to help.

Another way we keep you out on the water is by offering replacement lower units. We also offer rebuilt sterndrive gearcases.
Choosing the right replacement Lower Unit for your needs is very important and we are here to help. No matter which gearcase you choose, US Boatworks will take excellent care of you. We have been in the Replacement Outdrive business for over 40 years and know your motor inside and out. Our personalized service team will get your unit to you with the exact specifications you need.  Call us now or check out our gearcases ready to ship now.



Visit our online parts store to buy high-quality genuine OEM boat parts at prices up to 25% below retail.


Most online orders ship for $4.95 when you use our coupon code.

Free Shipping

Fast shipping. Most orders placed by 1 pm cst ship the same day!

Trust Us!

Over 37 years Replacement Drive business. We know your motor inside and out.


Latest Blogs

Get Ready to Win this Winter

Ready to Win this Winter

As boating season winds down, now is the perfect time to start preparing for annual winterization or off-season storage. Stop by today or call us at 913-342-0011 to  schedule..

Volvo DPSM Bac In Stock

Volvo DPSM Now In Stock

It’s been a long wait for Volvo-Penta to manufacture their DPSM complete outdrive and DPSM lower unit. Volvo-Penta stopped producing these units…

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