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Dart LS1 Pro 1 Aluminum Cylinder Heads


Dart
Dart LS1 Pro 1 Aluminum Cylinder Heads

The Dart LS1 Pro 1 Aluminum Cylinder Heads out flow, have a more efficient combustion chamber and have more user friendly features than production LS1 castings. The Dart LS1 head retains stock valve angles, stock valve locations and stock accessory mounting holes to make installation easy. Virtually everything else has been improved including it costs less than comparable OEM heads!

Features:
  • Premium alloy: Dart aluminum heads are cast from virgin 355-T61 aerospace alloy for superior strength and integrity.
  • Extra thick walls provide material for porting.
  • Additional metal above the ports accommodates valve train upgrades.
  • Standard multi-angle intake and radiused exhaust seats.
  • Manganese bronze valve guides and interlocking hardened valve seats ensure long term reliability.
  • Racing inspired combustion chamber improves flame propagation and increases air flow.
  • 5-axis CNC bowl blended for optimal flow charactristics.
  • Sold Individually


  • 7 Products
    205cc Intake Ports: For Mild Street Peformance Applications

    301-11010010
    Pro 1 LS1 Aluminum Cylinder Head
  • Bare
  • 205cc Intake Ports
  • 62cc Combustion Chambers
  • $606.94
    Order Today Ships 12/02/14

    301-11011112
    Pro 1 LS1 Aluminum Cylinder Head
  • Assembled
  • 205cc Intake Ports
  • 62cc Combustion Chambers
  • 2.020'' Int/ 1.600'' Exh Valves
  • 1.290'' Valve Springs
  • $967.21
    Order Today Ships 12/02/14
    225cc Intake Ports: For Maximum Street Peformance or Racing Applications

    301-11020020
    Pro 1 LS1 Aluminum Cylinder Head
  • Bare
  • 225cc Intake Ports
  • 62cc Combustion Chambers
  • $606.94
    Order Today Ships 12/02/14

    301-11021122
    Pro 1 LS1 Aluminum Cylinder Head
  • Assembled
  • 225cc Intake Ports
  • 62cc Combustion Chambers
  • 2.050'' Int/ 1.600'' Exh Valves
  • 1.290'' Valve Springs
  • $967.21
    Order Today Ships 12/02/14
    250cc Intake Ports: For Maximum Street Peformance or Racing Applications

    301-11071040
    Pro 1 CNC LS1 Aluminum Cylinder Head
  • Bare
  • 250cc Intake Ports
  • 68cc Combustion Chambers
  • $1,091.20
    Order Today Ships 12/02/14

    301-11071142
    Pro 1 CNC LS1 Aluminum Cylinder Head
  • Assembled
  • 250cc Intake Ports
  • 68cc Combustion Chambers
  • 2.080'' Int/ 1.600'' Exh Valves
  • 1.290'' Valve Springs
  • $1,451.48
    Order Today Ships 12/02/14

    301-11071143
    Pro 1 CNC LS1 Aluminum Cylinder Head
  • Assembled
  • 250cc Intake Ports
  • 68cc Combustion Chambers
  • 2.080'' Int/ 1.600'' Exh Valves
  • 1.295'' Dual Valve Springs
  • $1,503.93
    Order Today Ships 12/02/14

    7 Products