BBC 335cc Alum Heads Magnum 121cc Assembled

The BBC 335cc Alum Heads Magnum 121cc Assembled from Air Flow Research (AFR) is a high-performance upgrade for BIG Block Chevy engines, tailored for automotive enthusiasts and racers. These cylinder heads are engineered to enhance airflow and engine efficiency, which are essential for maximizing horsepower and torque outputs. Whether you are constructing a street machine or a drag racer, these heads are designed to help you achieve your engine's full potential.

These assembled aluminum cylinder heads feature a 335 cc intake runner and a 121 cc combustion chamber, specifically crafted to support high-performance engine builds. They come fully assembled with 2.300-inch intake and 1.880-inch exhaust valves, ensuring a direct fit for your BIG Block Chevy. The angle plug design and durable 1.625-inch springs promote optimal valve lift and reduce turbulence, allowing for smoother airflow and improved combustion efficiency.

Engine builders and performance enthusiasts will greatly benefit from the advanced design and engineering of the BBC 335cc Alum Heads. These heads are versatile and compatible with various BIG Block Chevy applications, making them an excellent choice for serious builds. With enhanced airflow characteristics, these heads not only boost power but also improve throttle response and overall engine performance, allowing you to excel on the streets or the track.