The Speedmaster 1-147-061-03 is a high-rise aluminum intake manifold designed specifically for Chrysler Mopar Big Block engines displacing 413, 426, and 440 cubic inches. The aluminum construction helps reduce overall engine weight compared to factory cast-iron units, while the high-rise design promotes improved airflow and plenum volume for enhanced performance potential.
Finished in a sleek black coating, this manifold delivers a clean, aggressive appearance under the hood to complement your Mopar build. Whether you're refreshing a classic muscle car or building a dedicated performance engine, this Speedmaster intake manifold is engineered to meet the demands of Big Block Chrysler applications.