3379663
vt-555-m Big Cam (oo)
Cummins®

The vt-555-m Big Cam (oo), identified by Cummins Part #3379663, is a significant component in the realm of heavy-duty truck engines. This camshaft is engineered to enhance the performance and efficiency of the engine it is installed in. Cummins Inc., the manufacturer of this part, is renowned in the automotive and heavy-duty truck industry for producing reliable and high-performance engine components. Their reputation is built on a legacy of innovation, quality, and durability, making their products a preferred choice among professionals and enthusiasts alike.

Function and Operation

This Cummins part operates within the engine’s valve train system, playing a pivotal role in the timing and operation of the engine’s valves. By converting the rotational motion of the crankshaft into the linear motion needed to open and close the valves, this camshaft ensures that the air-fuel mixture is efficiently drawn into the cylinders and that exhaust gases are properly expelled. Its design and operation contribute directly to the engine’s overall performance, affecting factors such as power output, fuel efficiency, and emissions ¹.

Key Features

The vt-555-m Big Cam (oo) boasts several key features that distinguish it from other camshafts. It is constructed from high-quality materials, ensuring durability and resistance to wear. The design incorporates precise engineering to optimize valve timing and lift, which are critical for engine performance. Additionally, unique characteristics such as its big cam profile are tailored to enhance the engine’s power and efficiency, setting it apart in the competitive landscape of heavy-duty truck engines ².

Benefits

Installing this part offers several advantages. It contributes to improved engine efficiency by optimizing the valve timing, which can lead to better fuel economy. The camshaft’s durable construction enhances the engine’s longevity, reducing the need for frequent replacements. Furthermore, when paired with the appropriate engine modifications, it can potentially increase power output, providing a noticeable boost in performance for heavy-duty applications.

Installation Process

Proper installation of the vt-555-m Big Cam (oo) is crucial for ensuring optimal performance. The process involves several steps, including preparing the engine bay, removing the old camshaft, and carefully installing the new one. Tools required may include a camshaft holder, torque wrench, and various sockets and wrenches. Following manufacturer guidelines and best practices during installation will help ensure the camshaft functions correctly and contributes positively to engine performance.

Maintenance and Troubleshooting

Regular maintenance is key to prolonging the lifespan of this Cummins part. This includes checking for proper lubrication, inspecting for wear or damage, and ensuring all related components are in good working condition. Common issues may include camshaft wear, valve train noise, or decreased engine performance. Troubleshooting these issues often involves a thorough inspection of the camshaft and related components, followed by necessary repairs or replacements.

Compatibility and Applications

The vt-555-m Big Cam (oo) is designed for specific types of engines and truck models, ensuring optimal performance and compatibility. It is important to consider any known compatibility issues or special considerations for installation to avoid potential problems. Detailed information on compatible engines and models will be provided separately to ensure accurate and safe installation.

Performance Upgrades

For those looking to further enhance engine performance, several upgrades can be made in conjunction with the vt-555-m Big Cam (oo). These may include modifications to the fuel system, exhaust, and intake, as well as tuning the engine’s computer to optimize performance. Careful consideration and professional advice are recommended when pursuing these upgrades to ensure they are compatible with the camshaft and the overall engine system.

Cummins Corporation

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions control technologies. With a history spanning over a century, Cummins has established itself as a trusted name in the automotive and heavy-duty truck industry. Their product range is extensive, catering to various applications from on-highway to off-highway, and their commitment to innovation and quality has solidified their standing in the industry.

Conclusion

In summary, the vt-555-m Big Cam (oo) (Cummins Part #3379663) is a critical component for enhancing the performance and efficiency of heavy-duty truck engines. Its precise engineering, durable construction, and compatibility with specific engine models make it a valuable asset for professionals and enthusiasts looking to optimize engine performance. Proper installation, maintenance, and consideration of performance upgrades can further maximize the benefits of this camshaft, ensuring long-term reliability and efficiency in heavy-duty applications.