ATK Marine Rebuilt Long Block Engines VMK9

$1,850.00

✔ Specifically Designed for Marine Applications – Built for high-performance and reliability in marine environments
✔ Remanufactured to Premium Standards – Extensively tested and rebuilt with new components
✔ Heavy-Duty Marine Components – Double roller timing chain, marine camshaft, freeze plugs, and more
✔ Fuel-Efficient V6 Design – Balances power and efficiency for smooth boating performance
✔ Long-Lasting Cast Iron Block & Heads – Resistant to corrosion and built for durability

💡 Perfect for repowering boats, yachts, and marine vessels!

18 in stock

⚓ ATK Marine Rebuilt 4.3L V6 Long Block Engine (VMK9) – Premium Marine Power!

Name: ATK Marine Rebuilt Long Block Engines VMK9
SKU: 26699
Availability: InStock

🏆 Revitalize your boat with the ATK Marine Rebuilt 4.3L V6 Long Block Engine!

The ATK Marine Rebuilt 4.3L V6 Long Block Engine (VMK9) is a top-tier replacement designed for standard rotation marine applications. With a fully remanufactured block and heads, marine-grade components, and an OE-style hydraulic roller camshaft, this engine delivers exceptional durability and power for your boat.

⚠️ This engine is designed for marine use only. It is NOT intended for automotive applications.

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

✅ 4.3L (262 C.I.D.) V6 Remanufactured Marine Long Block – Fully assembled and tested
✅ Heavy-Duty Marine Camshaft – Specifically designed for boat performance
✅ Special Marine Pistons & Rings – Engineered for high-humidity environments
✅ New Intake & Exhaust Valves – Ensures efficient airflow & fuel combustion
✅ New Valve Lifters, Rocker Nuts & Swivels – Improves valve train operation
✅ New Main, Rod, and Cam Bearings – Increases longevity & reduces friction
✅ Heavy-Duty Double Roller Timing Chain – Ensures timing accuracy and durability
✅ Cam Sprocket & Crank Gear – Critical components for smooth engine function
✅ Freeze Plugs – Designed to withstand marine conditions
✅ Aluminum Oil Pan – Lightweight and corrosion-resistant

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

🔹 Technical Specifications

Feature	Details
Brand	ATK Marine Engine
Manufacturer’s Part #	VMK9
Product Type	Rebuilt Long Block Crate Engine
Summit Racing Part #	HME-VMK9
Crate Engine Family	Chevy V6
Actual Displacement	4.3L / 262 C.I.D.
Horsepower	N/A (varies by setup)
Compression Ratio	Standard marine spec
Assembled?	✅ Yes
Camshaft Type	Hydraulic Roller, OE Roller
Cylinder Heads Included?	✅ Yes (Cast Iron)
Fuel System	❌ Not Included (Requires carburetor or EFI setup)
Distributor Included?	❌ No
Valve Covers Included?	✅ Yes
Timing Cover Included?	✅ Yes
Oil Pan Included?	✅ Yes (Aluminum)
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 marine-ready powerhouse for reliable performance on the water!

🔹 Fitment & Compatibility

✔ Direct replacement for 4.3L marine engines
✔ Ideal for boats, yachts, and marine vessels with a standard rotation block
✔ Requires proper marine accessories for complete installation

💡 Confirm compatibility with your boat before purchasing!

🔹 Installation Notes & Recommendations

🔧 Professional Installation Recommended – Ensures proper break-in and maximum longevity
⚙️ Carbureted or EFI Setup Required – Compatible with various marine fuel systems
🔩 Break-In Procedure Required – Ensures optimal performance & longevity

⚠️ Some additional components may be required for installation.

❓ Frequently Asked Questions (FAQ)

🔹 What boats is this engine compatible with?

It fits standard rotation 4.3L marine engine applications.

🔹 Does this engine come with a fuel system?

No, you need to add a carburetor or EFI setup separately.

🔹 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 mixture adjustments will optimize performance.

🔥 Order Your ATK Marine 4.3L V6 Long Block Crate Engine Today!

🏆 Get back on the water with the ATK Marine 4.3L V6 Long Block Engine!

✔ Remanufactured to OEM Specs for Maximum Reliability
✔ Specifically Designed for Marine Applications
✔ Includes Marine Pistons, Camshaft, and Gaskets
✔ Perfect for Replacing or Upgrading Your Boat’s Engine

🛒 ORDER NOW & EXPERIENCE RELIABLE MARINE PERFORMANCE! 🚤💨

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:

VMK9

Part Type:

Crate Engines

Product Line:

ATK Marine Rebuilt Long Block Engines

Summit Racing Part Number:

HME-VMK9

UPC:

00653517287862

Crate Engine Family:

Chevy V6

Actual Engine Displacement:

4.3L/262

Crate Engine Cylinder Head Material:

Cast iron

Engine Block Material:

Cast iron

Assembled:

Yes

Engine Balance:

Internal/External

Cam Style:

Hydraulic roller, OE roller

Rear Main Seal Style:

1-piece

Intake Manifold Included:

Cylinder Heads Included:

Yes

Carburetor Included:

Throttle Body Included:

Distributor Included:

Oil Pan Included:

Yes

Valve Covers Included:

Yes

Timing Cover Included:

Yes

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. Fits standard rotation blocks. Includes aluminum oil pan.