Custom Built Dart Cylinder Heads For You

Cylinder Head Port Work

Stage One $150.00
Performance Valve Job, 30° 45° lower radius cut and 75° bowl cut

Stage two $300
Performance valve job, top angel 30°, main angle 45° degrees, lower radius 75° bowl cut. Port work in the bowl and short side radius, plus blend in seat area of intake and exhaust. Polish combustion chamber.

Stage three $450.00
All of stage one and two plus, deep bowl cut, port work around valve stem and guide boss, greater improvement of long side radius both intake and exhaust.

Stage four $650.00
All of Stage one, two and three plus, Increase the ceiling height of the intake and exhaust port, improving the long side intake radius even greater flow. Port match intake and polish.