ATK Marine Rebuilt Long Block Engines DM02

$1,200.00

✔ Engineered for Marine Applications – Built to withstand high moisture and saltwater environments
✔ High-Performance 5.7L (350 C.I.D.) Chevy Small Block – Delivers consistent power and torque
✔ Remanufactured to OEM Standards – Rebuilt with new components for like-new performance
✔ Heavy-Duty Marine Components – Special pistons, rings, gaskets, and camshaft ensure long-lasting durability
✔ Ideal Replacement for 5.7L Marine Engines – Direct fit for standard rotation applications

💡 Perfect for boats, yachts, and other marine vessels that require a 5.7L (350 C.I.D.) small block engine.

17 in stock

⚓ ATK Marine Rebuilt 5.7L 350 Small Block Long Block Engine (DM02) – Reliable Power for Your Boat!

Name: ATK Marine Rebuilt Long Block Engines DM02
SKU: 26688
Availability: InStock

🚤 Upgrade your marine engine with the ATK Marine Rebuilt 5.7L 350 Small Block Engine!

The ATK Marine Rebuilt 5.7L (350 C.I.D.) Chevy Small Block Long Block Engine (DM02) is remanufactured to meet or exceed OEM standards, ensuring superior durability, reliability, and performance for marine applications.

This high-quality remanufactured marine engine features marine-grade components like a heavy-duty camshaft, pistons, and bearings to handle high RPMs, water exposure, and extended use.

⚠️ Designed for standard rotation engines with a driver-side dipstick. Not intended for automotive applications.

🔹 What’s Included in the ATK Marine 5.7L Long Block Engine?

✅ 5.7L (350 C.I.D.) Remanufactured Marine Long Block – Fully assembled & tested
✅ Heavy-Duty Marine Camshaft – Optimized for power & torque
✅ Special Marine Pistons & Rings – Built for high compression & durability
✅ New Intake & Exhaust Valves – Ensures optimal airflow & combustion
✅ New Main, Rod & Cam Bearings – Increases longevity & wear resistance
✅ New Valve Lifters, Rocker Nuts & Swivels – Enhances valve train efficiency
✅ Heavy-Duty Double Roller Timing Chain – Maintains precise timing over time
✅ Cam Sprocket & Crank Gear – Essential for proper engine function
✅ Freeze Plugs – Designed for marine use
✅ Oil Pump & Gasket – Ensures efficient lubrication & sealing

⚠️ EXCLUDES intake manifold, carburetor, distributor, flywheel, flexplate, and spark plugs.

🔹 Technical Specifications

Feature	Details
Brand	ATK Marine Engine
Manufacturer’s Part #	DM02
Product Type	Rebuilt Long Block Crate Engine
Summit Racing Part #	HME-DM02
Crate Engine Family	Chevy Small Block
Actual Displacement	5.7L / 350 C.I.D.
Compression Ratio	9:1
Assembled?	✅ Yes
Camshaft Type	Hydraulic Flat Tappet
Cylinder Heads Included?	✅ Yes (Cast Iron)
Fuel System	❌ Not Included (Requires carburetor or EFI setup)
Distributor Included?	❌ No
Valve Covers Included?	❌ No
Timing Cover Included?	❌ No
Oil Pan Included?	❌ No
Harmonic Balancer Included?	❌ No
Water Pump Included?	❌ No
Flywheel Included?	❌ No
Flexplate Included?	❌ No
Air Cleaner Included?	❌ No
Spark Plugs Included?	❌ No
Spark Plug Wires Included?	❌ No
Computer Included?	❌ No
Wiring Harness Included?	❌ No
Supercharger Included?	❌ No
Remanufactured?	✅ Yes
Quantity	Sold Individually

💪 A reliable marine power solution designed for durability and performance!

🔹 Fitment & Compatibility

✔ Direct replacement for 5.7L (350 C.I.D.) standard rotation marine engines
✔ Ideal for boats, yachts, and marine vessels
✔ Compatible with both carbureted and EFI setups

💡 Verify compatibility with your boat before purchasing.

🔹 Installation Notes & Recommendations

🔧 Professional Installation Recommended – Ensures proper break-in and long-term reliability
⚙️ Requires a Carbureted or EFI Setup – Not included, but compatible with various marine fuel systems
🔩 Break-In Procedure Required – Essential for optimal performance & longevity

⚠️ Additional parts may be required for full installation.

❓ Frequently Asked Questions (FAQ)

🔹 Is this engine compatible with all 5.7L marine applications?

Yes, it fits standard rotation 5.7L marine engine setups with a driver-side dipstick.

🔹 Does this engine come with a fuel system?

No, a separate carburetor or EFI system is required.

🔹 Is a computer required for this engine?

No, this engine does not require a computer or wiring harness.

🔹 What tuning is required?

Proper ignition timing and fuel adjustments are necessary for optimal performance.

🔥 Order Your ATK Marine 5.7L (350 C.I.D.) Long Block Engine Today!

🏆 Upgrade your boat with the ATK Marine 5.7L Small Block Long Block Engine!

✔ Remanufactured to OEM Specs for Maximum Reliability
✔ Built with Heavy-Duty Marine Components for Extended Durability
✔ Perfect for Standard Rotation 5.7L (350 C.I.D.) Marine Applications

🛒 ORDER NOW & GET YOUR BOAT BACK ON THE WATER! 🚤💨

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

Overview

Brand:

ATK Marine Engine

Manufacturer’s Part Number:

DM02

Part Type:

Crate Engines

Product Line:

ATK Marine Rebuilt Long Block Engines

Summit Racing Part Number:

HME-DM02

UPC:

00653517135538

Crate Engine Family:

Chevy Small Block

Actual Engine Displacement:

5.7L/350

Crate Engine Cylinder Head Material:

Cast iron

Engine Block Material:

Cast iron

Assembled:

Yes

Engine Balance:

Internal

Cam Style:

Hydraulic flat tappet

Rear Main Seal Style:

2-piece

Intake Manifold Included:

Cylinder Heads Included:

Yes

Carburetor Included:

Throttle Body Included:

Distributor Included:

Oil Pan Included:

Valve Covers Included:

Timing Cover Included:

Water Pump Included:

Harmonic Balancer Included:

Flexplate Included:

Flywheel Included:

Air Cleaner Included:

Spark Plugs Included:

Spark Plug Wires Included:

Computer Included:

Wiring Harness Included:

Supercharger Included:

Remanufactured:

Yes

Quantity:

Sold individually.

Notes:

Engine includes oil pump and gasket. Standard rotation engine with 9:1 compression rate. Driver side dipstick.