AFR - Airflow Research Magnum 18 Degree 457 cc Racing Aluminum Cylinder Heads for Big Block Chevy - Rectangle Port
033-3704
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Magnum 18 Degree 457 cc Big Block Chevy heads are ideal 540 ci and larger racing engines. Developed to be the highest flowing AFR Big Block Chevy cylinder head, the 457 cc head will require specific pistons, shaft mount rockers, intake manifold, and valve covers. Part #033-3704 comes as a bare casting and is designed for custom machining and porting.
Specifications:
Motor Vehicles
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Electrical Cords
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