New Cylinder Head | Cummins 855, 88NT, 444 Small Port | 3050419, 3053346

Upgrade your Cummins 855 engine with this high-performance, brand-new cylinder head — engineered for durability, precision, and power. Designed to meet the toughest demands in heavy-duty, industrial, and commercial applications, this cylinder head delivers superior reliability and seamless compatibility.

Key Features

• Completely New Construction: Not remanufactured — built new using premium-grade components to ensure superior performance and extended lifespan.

• Rugged Build Quality: Made with high-strength alloy to endure high temperatures, heavy loads, and harsh working environments.

• Precision-Machined Fit: Guaranteed to fit Cummins 855 engines perfectly with no modifications required.

• Improved Performance: Designed to optimize combustion efficiency, power output, and fuel economy.

• Long-Lasting Durability: Built to resist thermal fatigue and wear over long service intervals.

• OEM-Quality Assurance: Rigorously tested to meet or exceed OEM specifications for peace of mind and performance confidence.

Specifications

• Part Number: 3046760, 3050419, 3053346, CH100065, CH100066, 3046760, 3050419

• Fits Engine: Cummins 855 Series

• Material: High-strength alloy

• Weight: Approx. 140 lbs (64 kg)

• Dimensions: Standard fit for Cummins 855

• Valve Design: Engineered for improved airflow and combustion

• Cooling Type: Liquid-cooled for optimal temperature management

• Installation: Direct OEM replacement – no modifications needed

? Compatibility

• Engine Family: Fits Cummins 855 engine series

• Applications: Suitable for generators, heavy-duty trucks, construction equipment, and industrial power units

• OEM Replacement: Fully compatible as a direct swap for factory Cummins 855 cylinder heads