Dart Pro1 CNC Aluminum Big Block Chevy Cylinder Heads are designed for the highest level of performance, making them the ideal choice for full competition, unlimited oval racing, and super classes. Engineered for 400+ cubic inch engines running 7,000+ RPM, these heads are built to withstand the extreme demands of professional motorsport applications.
The Dart Pro1 23-degree 227cc CNC heads leverage the advanced airflow technology developed in Darts championship-winning Pro Stock engine program, ensuring state-of-the-art performance. Each intake port, exhaust runner, valve bowl, and combustion chamber is 100% CNC-machined on specially dedicated Pro1 castings, guaranteeing precise airflow optimization and maximum efficiency. These heads are perfectly suited for high-compression, large cubic inch big block engines and excel in supercharged applications.
Designed with standard valve angles and spacing, Dart Pro1 heads maintain compatibility with off-the-shelf pistons and valvetrain components, simplifying assembly while maximizing power output. Hardened exhaust seats ensure compatibility with unleaded gasoline, while manganese bronze valve guides extend the lifespan of the heads. Sold individually, Dart Pro1 CNC Aluminum Big Block Chevy Cylinder Heads provide professional-grade quality and performance for the most demanding race engines.
- Local Pickup Available:
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- Local Delivery Available:
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- Additional Handling:
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