Skip to content
High-performance engine block for Chevrolet 7.4L marine applications.
The ATK Marine Engine Block Long is engineered specifically for Chevrolet 7.4L and 454 cubic inch marine engines, providing a robust solution for marine applications. With a power output of 330 horsepower, this cast iron block and cylinder head assembly is designed to deliver reliable performance and durability in demanding marine environments. The engine features an externally balanced design and is compatible with reverse rotation setups, making it suitable for a variety of boating needs.
Constructed from high-quality iron, the ATK Marine Engine Block Long is built to withstand the rigors of marine use. It is remanufactured to meet high-performance standards, ensuring that it can handle the challenges of both recreational and commercial boating. The round intake port design enhances airflow, contributing to improved engine efficiency and responsiveness.
ATK Engines has a long-standing reputation in the industry, with over 70 years of experience in engine building. Their commitment to quality is evident in every aspect of the ATK Marine Engine Block Long, making it a reliable choice for boaters seeking maximum performance and longevity from their marine engines.
Features
- ATK Premium Quality Marine Engines Are Designed And Built Specifically For Boating
- No Matter How You Use Your Boat, ATK Marine Engines Will Provide Maximum Performance And Long-Term Durability
- Built For Marine Use
- Remanufactured-New-High Performance Applications In Stock
Specifications
- Manufacturer: ATK Reman Eng.
- Manufacturer Part Number: DM32
- Engine Compatibility: Chevrolet 7.4L/ 454 Cubic Inch Marine Engine
- Horse Power Output: 330 Horsepower
- Cylinder Block Material: Iron
- Cylinder Head Material: Iron
- Includes Camshaft: Yes
- Includes Oil Pan: No
- Includes Water Pump: No
- Includes Intake Manifold: No
- Includes Carburetor: No
- Includes Air Cleaner: No
- Includes Distributor: No
- Marine: Yes
Technical Documents
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
