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Chevrolet Performance LS7 CNC Ported Aluminum Cylinder Head


Chevrolet Performance
Chevrolet Performance LS7 CNC Ported Aluminum Cylinder Head

The Chevrolet Performance LS7 CNC Ported Aluminum Cylinder Head design benefits from General Motors' extensive research and development program, ensuring maximum airflow without compromises. In fact, many professional builders use this head as straight bolt-ons, with no further machining. These assembled heads use premium machining and materials, including CNC finishing and porting, along with lightweight, hollow-stem intake valves and sodium-filled exhaust valves to provide your engine with the power increase you have been searching for!

Features:
  • Manufactured from 356-T6 aluminum
  • 2.20" Titanium Intake Valves
  • 1.61" Sodium Filled Exhaust Valves
  • 12 degree valve angle
  • 270cc CNC'd intake ports
  • 85cc CNC'd exhaust ports
  • 70cc CNC'd combustion chambers
  • Design for big bore LS7/C5R/LSX blocks (min 4.100" bore)
  • All fasteners are metric
  • C5R/LS7 rectangle port design-requires rectangle port intake manifold - 809-25534394
  • Capable of over 600 horsepower!

    LS7 CNC Ported Head Flow Chart
    Valve Lift Intake Flow Exhaust Flow
    .1007160
    .200145120
    .300222159
    .400271192
    .500315207
    .550332214
    .600348219
    .700352221



  • 1 Product
    LS7 Aluminum Cylinder Head

    809-12578449
    LS-Series LS7 Racing Cylinder Head
  • CNC-Ported and Assembled
  • Sold Individually, 1/pkg
    More info on Chevrolet Performance 12578449
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  • $1,417.99
    Order Today Ships 04/28/14

    1 Product