The Cat® 20R-4278 Reman Long Block is a high-quality remanufactured solution designed to restore engine performance, improve fuel economy, and extend equipment life. Engineered to meet Caterpillar’s rigorous standards, this long block is ideal for demanding applications, offering reliability, durability, and cost-effectiveness.

Features

• OEM-Grade Remanufacturing: Built to Caterpillar’s original specifications, ensuring compatibility and reliable operation.
• Comprehensive Assembly: Includes critical components like the cylinder block, cylinder head, pistons, crankshaft, camshaft, and other essential parts.
• Pre-Assembled for Efficiency: Reduces installation time with pre-installed gaskets and seals for faster setup.
• Rigorous Testing: Undergoes extensive quality checks and testing to ensure consistent, dependable performance.
• Environmentally Friendly: Sustainable remanufacturing process reduces waste and conserves resources.

Benefits

• Restores engine performance to like-new condition.
• Enhances fuel efficiency and reduces operating costs.
• Provides a cost-effective alternative to a new engine.
• Minimizes downtime with a ready-to-install solution.
• Extends equipment lifespan, reducing overall ownership costs.

Kit Contents

Refer to product documentation for additional components and details.

Compatible Engine S/N

• Compatible with various engine serial numbers. Consult Caterpillar documentation or a dealer for precise compatibility.

Horsepower Range

• Varies based on application and configuration. Please consult Caterpillar documentation for exact horsepower details.

Compatible Model List

For a full list of compatible models, consult product documentation or a Caterpillar dealer.

Part Specifications

• Part Number: 20R-4278
• Manufacturer: Caterpillar

Compatible Machine & Models: