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Atk Marine Rebuilt Long Block Engines Dmh4
$1,200.00
The ATK Marine Rebuilt Long Block (DMH4) provides a reliable and durable engine solution for marine applications.
Professionally rebuilt with high-quality components, this long block ensures consistent performance, long service life, and turnkey installation for boats and watercraft.
Condition: New
The DMH4 Marine Rebuilt Long Block from ATK is engineered for boaters and marine enthusiasts seeking a dependable replacement engine.
Each engine is professionally rebuilt, including inspection, refurbishment of worn parts, and precision assembly, providing durable and reliable performance on the water.
Included Components:
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Engine block
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Cylinder heads
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Rotating assembly (crankshaft, rods, pistons)
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Oil pan
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Timing components
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Valve covers
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Fully rebuilt and tested
Performance Overview:
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Engine type: V8 marine long block
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Professionally rebuilt for long-term reliability
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Ideal for boats, watercraft, and marine engine replacement or upgrades
Key Features
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Professionally rebuilt marine long block engine
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Fully assembled and factory-tested
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Includes all essential components for installation
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Engineered for reliability and durability in marine environments
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Suitable for replacement, upgrade, or restoration projects
Key Technical Specifications
| Specification | Details |
|---|---|
| Brand | ATK Marine |
| Part Number | DMH4 |
| Engine Type | V8 Marine Long Block |
| Condition | Rebuilt / Professionally Assembled |
| Block Material | Cast Iron |
| Cylinder Heads | Aluminum / Cast Iron (as specified) |
| Crankshaft | Forged Steel / Rebuilt |
| Connecting Rods | Rebuilt / Standard |
| Pistons | Rebuilt / Standard |
| Camshaft Type | Standard Marine Performance Cam |
| Fuel System | Compatible with marine fuel systems |
| Fuel Type | Gasoline / Marine Fuel |
| Cooling System | Water-Cooled |
| Country of Origin | United States |
| Included Components | Block, heads, rotating assembly, valve train, oil pan, timing components, valve covers |
| Recommended Use | Boats, marine watercraft, engine replacement, and upgrades |
Compliance & Disclaimer
Rebuilt engine performance may vary depending on marine application and installation.
Professional installation and inspection of fuel, ignition, and cooling systems are recommended.
Not certified for emissions-controlled regions without additional modifications.
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Return Policy
FourToolz accepts returns within 30 days of delivery for items that are unused, in their original packaging, and include all accessories.
Customers are responsible for return shipping costs unless the product is defective or incorrectly shipped.
For detailed information, please review our full Return Policy or contact us at sales@fourtoolz.com.
by Mark Stevenson
by Layla Wilson