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Pro1 Chevrolet Big Block Head – 335.00 CC Port, 121.00 CC Chamber

Your Price: $2,572.57

SKU: 19474030

In Stock

Dart Pro1 CNC Aluminum Big Block Chevy Cylinder Heads

Maximum performance, bracket racing, heads up and super classes. Over 7,500 RPM, 500+ cubic inches, a great head for maximum effort comp or bracket cars. Dart’s PRO2 24 Deg 380cc CNC heads have been revised with larger 2.350 in. intake valves and a revised port design for improved airflow and a substantial horsepower increase! These cylinder heads were designed to make competitive engine building easier and less expensive by incorporating the rugged features of our famous Race Series casting into a ready to use, professional quality competition cylinder head. Every intake port, every exhaust runner, every valve bowl, and every combustion chamber is 100% digitally CNC machined for the ultimate in consistency. Assemblies include Stainless Steel valves, premium springs, locks, retainers, guide plates and seals.
Heads are sold individually

SKU: 19474030 Categories: , ,

GTIN: 00807051011890



CNC Ported


Combustion Chamber Volume

121.00 CC

Exhaust Valve Diameter

1.880 IN

Intake Valve Diameter

2.300 IN

Port Volume

335.00 CC



Valve Angle

24 DD

Engine Type


Product Type

Engine Cylinder Head