The Cat® C4.4 Reman Long Block (20R-7178) is a high-quality, remanufactured engine designed to restore the performance, reliability, and efficiency of your Cat® C4.4 engine. This long block assembly includes all essential engine components, such as the cylinder block, cylinder head(s), pistons, crankshaft, camshaft, and connecting rods. Fully remanufactured to original Caterpillar specifications, the 20R-7178 Reman Long Block is built to provide dependable performance in a wide range of applications, including construction, industrial, and power generation equipment. It offers a cost-effective solution to replacing a worn or damaged engine while ensuring like-new performance and reliability.

Features

• Remanufactured to Caterpillar Specifications: The engine is remanufactured to meet or exceed original OEM specifications, ensuring high-quality performance and reliability.
• Complete Long Block Assembly: Includes all major components such as the cylinder block, cylinder head(s), pistons, crankshaft, camshaft, connecting rods, valves, and timing gears.
• Pre-Installed Components: Features pre-installed gaskets, seals, and other components to reduce installation time and minimize downtime.
• Thorough Testing: Each remanufactured long block undergoes comprehensive testing to ensure it meets Caterpillar’s high standards for performance and durability.
• Eco-Conscious Remanufacturing: The remanufacturing process reduces waste and helps conserve resources, making it a sustainable engine replacement option.

Benefits

• Restores engine performance to factory-new conditions, improving fuel efficiency, reliability, and power output.
• A cost-effective alternative to purchasing a new engine, delivering significant savings without sacrificing quality.
• Extends the life of your equipment by replacing critical components and reducing the need for frequent repairs.
• Reduces downtime with a ready-to-install long block, enabling faster engine replacements and more efficient operation.
• Offers long-term reliability and durability, reducing the likelihood of unplanned engine failures.

Kit Contents

For a complete list of components, refer to the specific product documentation.

Compatible Engine S/N

• Compatible with various C4.4 Engine Serial Numbers. Please confirm compatibility with your specific engine serial number by consulting Caterpillar documentation or your dealer.

Horsepower Range

• 115 - 175 HP, depending on the specific application and configuration.

Compatible Model List

Consult the product documentation or your Caterpillar dealer for a full list of compatible models.

Part Specifications

• Part Number: 20R-7178
• Manufacturer: Caterpillar

Compatible Machine & Models: