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What is a Marine Long Block Engine?

A marine long block engine is specifically designed for use in boats and other marine vessels. It earns its name "long block" due to its typical inclusion of most major engine components necessary for operation. However, it may lack certain peripheral accessories and components. like the exhaust manifold, intake manifold, carburetor or fuel injection system, and various sensors, which users can typically acquire separately and customize to suit their boat or application's specific needs.


A typical marine long block engine includes the following core components:

  1. Engine Block: This main housing contains the engine's internal components, including cylinders, pistons, and a crankshaft.

  2. Cylinder Head(s): These parts bolt onto the engine block and house combustion chambers, valves, and valve springs.

  3. Camshaft: The camshaft controls valve openings and closings, allowing for air and fuel intake and exhaust of combustion gases.

  4. Timing Chain or Belt: This component synchronizes the crankshaft and camshaft to ensure precise valve timing.

  5. Pistons and Connecting Rods: Pistons move up and down within cylinders, compressing air and fuel and converting combustion energy into mechanical power. Connecting rods link pistons to the crankshaft.

  6. Crankshaft: The crankshaft converts piston linear motion into rotational motion, which drives the boat's propeller.

  7. Bearings and Seals: These components reduce friction and maintain oil pressure, ensuring proper lubrication of moving parts.

  8. Cylinder Liners: Often constructed from cast iron or similar materials, cylinder liners provide a durable surface for pistons to move within cylinders.


Eagle Engine & Transmission: Your Trusted Source for Remanufactured Marine Long Block Engines

When considering your boat's performance heart, an engine that is not only reliable but also built to withstand open water's unique challenges is essential. At Eagle Engine & Transmission, we grasp the significance of a dependable marine engine, which is why we specialize in offering top-quality remanufactured marine long block engines.

The Marine Long Block Engine: Powering Your Adventures

A marine long block engine acts as your vessel's lifeblood, propelling it across the water, navigating through waves, and creating enduring memories. Whether you're a recreational boater, fishing enthusiast, or professional mariner, a reliable engine is of paramount importance.

What Makes a Marine Long Block Engine Special?

Marine long block engines undergo special design considerations to meet the unique demands of the marine environment. They are engineered to endure exposure to saltwater, moisture, and the constant vibrations that accompany life on the water. These engines are meticulously crafted to offer robustness, durability, and corrosion resistance, ensuring reliable performance even under the harshest conditions.


Eagle Engine & Transmission: Your Marine Engine Experts

At Eagle Engine & Transmission, we are dedicated to delivering the highest quality remanufactured marine long block engines tailored to your specific needs. Our company boasts a longstanding reputation for excellence in engine remanufacturing.


Why Choose Eagle Engine & Transmission?
  1. Quality Assurance: We take pride in our unwavering commitment to quality. Our marine long block engines undergo a rigorous remanufacturing process. This involves precision machining, thorough inspection, and the use of premium parts. This ensures that our engines either meet or surpass industry standards for reliability and performance.

  2. Customization Options: Recognizing the uniqueness of each boat, we provide customization options to tailor your marine long block engine to your vessel's precise requirements. Whether you require a specific fuel system, exhaust setup, or cooling system, we have you covered.

  3. Expertise: Our team consists of highly skilled technicians with extensive experience in marine engine remanufacturing. We have the knowledge and expertise to answer your questions and assist you in finding the perfect engine for your boat.

  4. Customer Support: Your satisfaction is our priority. We provide exceptional customer support to ensure that your buying experience is seamless. From selecting the right engine to post-purchase assistance, our team is here to help.


Trust Eagle Engine & Transmission for Your Marine Engine Needs

Marine long block engines are designed to withstand the harsh conditions of a marine environment, including exposure to saltwater, moisture, and vibrations. They are typically more robust and corrosion-resistant than automotive engines. They need to operate reliably in marine conditions for extended periods.


When it's time to replace or upgrade your boat's engine, trust the experts at Eagle Engine & Transmission. Our remanufactured marine long block engines are built to deliver exceptional performance and reliability on the water. We stand behind the quality of our products and are dedicated to helping you make the most of your time on the water.


Don't let engine troubles keep you docked. Choose Eagle Engine & Transmission for a marine long block engine that's ready to power your adventures. Contact us today to learn more about our products and how we can assist you in finding the perfect engine for your vessel. Your next marine adventure is just an engine away!

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