VEVOR Cylinder Head Assembly, 6.7L Replacement for 2007-2018 Dodge Cummins 6.7L, Compatible with Dodge Ram 2500 3500 4500 Models, Complete Engine Cylinder Head Assembly Replaces 3977221, Cast Iron

VEVOR Cylinder Head Assembly, 6.7L Replacement for 2007-2018 Dodge Cummins 6.7L, Compatible with Dodge Ram 2500 3500 4500 Models, Complete Engine Cylinder Head Assembly Replaces 3977221, Cast Iron

$136.89

SKU: SKUIhIH4iu5L4 Categories: Auto Parts, Automotive, Engine Parts Tag: VEVOR Brand: VEVOR

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Precision Fit: Direct replacement for OEM part number 3977221. The cylinder head assembly is precisely engineered to meet exact specifications, designed for the 2007-2018 Dodge Cummins 6.7L engine, compatible with Dodge Ram 2500, 3500, and 4500 models
Basic Kit: This engine cylinder head assembly includes a full set of intake and exhaust valves, valve springs, seats, and locks, providing a solid foundation for your engine rebuild. (Note: Camshaft, rocker arms, and lifters are not included.)
High-Strength Cast Iron: This complete cylinder head is built from rigid cast iron, capable of withstanding high pressure, extreme temperatures, and corrosion. It resists deformation or cracking even under frequent use, delivering long-lasting durability
Strict Quality Testing: Each cylinder head is built to match OEM parameters and undergoes rigorous factory testing, including 0.35-0.45 MPa water passage pressure and 2000 kPa valve guide sealing tests. It ensures reliable operation from the first startup
Restore Engine Performance: This complete cylinder head assembly is designed to restore your engine’s performance. It provides optimal compression ratio, efficient combustion, and recovered power output for smooth, dependable driving

Item Model Number: 129061101

Part Number: 3977221

Installation Location on Vehicle: Front

Fuel: Diesel

Intake Valve Diameter: 1.3 in/33 mm

Exhaust Valve Diameter: 1.3 in/33 mm

Injector Type: Straight Hole

Injector Installation Hole Specification: M22 x 1.5

Main Material: Cast Iron

Product Weight: 164.5 lbs/74.6 kg

Product Dimensions: 31.1 x 13.8 x 4.9 in/790 x 350 x 125 mm

OEM-Standard Cylinder Head Assembly

This cylinder head assembly is precision-engineered for 2007-2018 Dodge Ram with Cummins 6.7L engine. It’s manufactured to precise OEM specifications for an exact fit, helping you avoid installation issues. Please confirm your truck model and engine for optimal compatibility.

The engine cylinder head assembly comes pre-installed with essential components, reducing assembly steps and saving installation time. Please select the correct injectors for your model, keep the workspace clean, and have a professional perform the installation.

Built from durable cast iron, our cylinder head features outstanding impact resistance and wear performance. It remains stable under the engine’s high-temperature, high-pressure conditions, helping avoid deformation or damage for long-term reliability.

The complete cylinder head is precisely engineered to seal the top of the engine cylinder and form a stable combustion chamber. Every unit is accurately machined and thoroughly inspected before delivery to ensure precise fitment and exceptional sealing integrity.

If your vehicle suffers from vibration, severe oil leakage, deformation, or oil-fouled spark plugs, it’s time to upgrade to this premium complete cylinder head assembly. It helps increase horsepower, improve fuel efficiency, and reduce emissions for a smoother driving experience.