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Caterpillar 3066 Industrial Diesel Engine for Cat320b Cat320c Cat320d

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  • 3066

  • Caterpillar

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Cat 3066 Industrial Diesel Engine: The Reliable Powerhouse

The Cat 3066 is a proven, turbocharged inline-six diesel engine celebrated for its robust performance and exceptional reliability in demanding industrial and construction applications. As a cornerstone of medium-duty power, it combines advanced engineering with a legacy of durability to deliver a powerful, fuel-efficient, and long-lasting solution for a wide range of equipment.

Core Specifications at a Glance

Feature Specification
Configuration Inline 6-Cylinder, 4-Stroke Diesel
Displacement 6.4 L / 6.6 L (Note: Varies by source and specific configuration)
Aspiration Turbocharged, with or without Aftercooling
Rated Power 103 - 140 kW (approx. 138 - 188 hp) depending on configuration
Bore & Stroke 102 mm x 130 mm
Fuel System Direct Injection, with advanced electronic control
Emission Compliance Engineered to meet global standards of its production era.

Primary Equipment & Applications

The Cat 3066 engine is the trusted power source for a diverse array of Caterpillar machinery and beyond, known for its excellent power-to-weight ratio.

  • Core Construction Equipment: Primarily engineered for and widely used in popular Caterpillar hydraulic excavators, including the 320B, 320C, 322C, 315C, 312C, and 323D models.

  • Industrial & Mobile Machinery: Also powers other equipment such as wheel loaders, industrial pumps, compressors, and generator sets for prime or standby power.

Core Technologies & Features

  1. Proven Platform with Advanced Control: This engine is developed from the reliable Mitsubishi S6KT engine technology. It incorporates an advanced electronic control system that ensures precise fuel management and optimized performance across all operating conditions.

  2. Superior Fuel Efficiency: Designed with fuel economy as a priority, the engine's efficient combustion system and electronic controls work together to minimize fuel consumption without compromising on power output, helping to reduce total operating costs.

  3. Robust Durability for Demanding Environments: Built with high-strength components, the 3066 engine is constructed to withstand the rigors of continuous, heavy-duty cycles. Its reputation for high reliability and long service life makes it a preferred choice in mining, construction, and industrial settings.

  4. Ease of Maintenance & Global Support: The engine features a service-friendly design with accessible components, simplifying routine maintenance and repairs. It is fully backed by Caterpillar's extensive global parts and service network, ensuring maximum uptime and support wherever it operates.

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KELUO is a company of machinery, engines, used equipment and spare parts founded by Hanhan in combination with HANJIU, Elephant in the industry.
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