Description
The Dart SBC 230cc Pro-1 Head delivers the flow characteristics and chamber efficiency your small block needs to make serious power gains without sacrificing reliability. This assembled unit is ready to bolt onto your engine, eliminating machine shop delays and giving you a proven platform that tracks consistently on the dyno. Whether you’re building a street strip cruiser or a dedicated race engine, the Pro-1’s geometry and valve sizing make it a trusted choice across the performance community.
- 230cc intake port
- 64cc combustion chamber
- 2.08-inch intake valve
- 1.60-inch exhaust valve
- 1.550-inch valve springs
- Angle plug configuration
- Aluminum construction
- Small Block Chevy compatible
- Fully assembled, ready-to-install
- CNC-ported Pro-1 design
- Each (single head)






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