Dart Pro 1 310-325-345 CC Port Heads - 700 to 800+ Horsepower Range
Great for 396 cid to 510 cid BBC engines from street legal to race competition applications Porting modifications produce over 370 CFM Intake Flow and 280 CFM Exhaust Flow Capable of 700 plus horsepower in pump gas powered daily driver street machines 2.25 Intake Valves & 1.880 Exhaust Valves - 110 cc Chamber volume Camshaft lift from .650 to .850 range depending on valve available springs
Assembled heads from $2600
Custom Phase 1 Ported Heads from $3400
Competition Phase 2 Ported Heads from $3600