New 6CT 8.3L 12V Cummins Cylinder Head – Precision Engineered with 21″ Air Intake

Upgrade your Cummins engine with the New 6CT 8.3L 12V Cummins Cylinder Head, designed for enhanced performance and durability. Specifically engineered for the Cummins 6CT 8.3L 12V engine, this cylinder head features a 21″ air intake opening, ensuring optimal airflow and engine efficiency. This is the ideal choice for those seeking to replace or upgrade their engine components to maintain peak performance. A core return is required for this purchase.

Key Features of the Cylinder Head:

• Superior Construction: Built from high-quality, robust materials, this cylinder head is designed to handle the toughest conditions, providing exceptional strength, wear resistance, and longevity.
• 21″ Air Intake for Maximum Airflow: Unlike other models with a 16″ air intake, this cylinder head features a 21″ air intake opening. The larger intake allows for significantly better airflow, enhancing combustion efficiency, power output, and overall engine performance.
• Precision Fit and Functionality: Manufactured to meet or exceed OEM standards, this cylinder head ensures a perfect fit for your Cummins 6CT 8.3L 12V engine, providing reliable performance and ease of installation.
• Optimized for Performance: The enhanced airflow provided by the 21″ intake leads to improved engine efficiency, reduced fuel consumption, and smoother operation, making it an excellent choice for heavy-duty applications.
• Versatile Application: Suitable for a variety of uses, including heavy-duty trucks, agricultural machinery, construction equipment, and industrial engines. This cylinder head is built to meet the demands of your most challenging jobs.
• Core Return Required

Applications:

• Cummins 6CT 8.3L 12V Engines
• Heavy-Duty Trucks
• Agricultural Equipment
• Construction Machinery
• Industrial Engines

Why the 21″ Air Intake Matters:

When it comes to optimizing your engine’s performance, the size of the air intake opening is crucial. The 21″ air intake on this cylinder head allows for greater airflow compared to the standard 16″ intake, leading to better combustion and enhanced engine power. This makes it the preferred choice for those looking to get the most out of their Cummins 6CT 8.3L 12V engine.

Heavy Duty Parts Company – Core Returns Policy

At Heavy Duty Parts Company, core returns are essential to our ability to provide high-quality, cost-effective cylinder heads to our customers. These returned cores supply essential components, such as keepers, springs, and retainers, which are critical to engine performance.

No Core Charge – Just Send It Back!

Unlike other companies, we do not charge a core fee upfront. Instead, we rely on our customers to return their used cores to keep our supply chain running smoothly.

Why Core Returns Matter

• Many small but essential parts from cores are reused to maintain OEM-quality cylinder heads.
• Returning cores keeps prices competitive by reducing the need for costly new components.
• It supports sustainability by minimizing waste and conserving resources.

Send Back All Components

To ensure the quality and integrity of our remanufacturing process, we ask that you return all components that were originally included with your new cylinder head. This includes items such as:

• Rocker arms
• Camshafts (if applicable)
• Any other hardware that came with your purchase

Easy & Free Core Return Process

• Each purchase includes a prepaid core return label in a plastic sleeve on the box.
• Simply pack your core with all included components, attach the label, and drop it off with the carrier—no extra cost to you.
• Returned cores undergo inspection and recycling, ensuring maximum efficiency.

Customer Partnership & Sustainability

By returning your core and its components, you help maintain a reliable supply chain, ensuring we can continue offering top-quality products at the best prices. This process not only benefits your wallet but also contributes to a greener and more efficient automotive industry.

We appreciate your support in keeping our business and the industry running smoothly!

Don’t Settle for Less:

Your engine deserves the best, and the with a 21″ air intake opening is engineered to deliver. Invest in this high-quality cylinder head to ensure your engine runs smoothly, efficiently, and powerfully for years to come.

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