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- Marine (8)

ATK Marine Rebuilt Long Block Engines

4.4 out of 5 stars 45 Customer Reviews

ATK Marine Engines offers premium-quality rebuilt long block engines specifically for boating applications. These engines are designed to deliver maximum performance and long-term durability for your boat. Order the model recommended for your marine application.

ATK Marine rebuilt engines include:

* Special marine pistons and rings
* Special marine camshaft
* Marine gaskets
* New intake and exhaust valves
* New main, rod, and cam bearings
* New valve lifters, rocker nuts, and swivels
* Heavy-duty double roller timing chains
* Cam sprocket
* Crank gear
* Freeze plugs

Showing In Stock Items. Show All 8 Items.