Dart’s PRO1 Small Block Chevy Cylinder Heads are expertly designed to boost performance in Chevrolet small block V8 engines. Ideal for both street and strip applications, the PRO1 series delivers superior airflow, combustion efficiency, and durability. Aluminum alloy construction reduces weight and increases thermal efficiency. Precision CNC-machined intake and exhaust ports ensure consistent performance for maximum horsepower. Options include intake runner sizes from 200 cc to 230 cc and 64 & 72 cc combustion chamber volumes.

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