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Chevrolet Performance LS3 CNC-Ported Cylinder Heads - NO SPRINGS - BTR58758NS

Availability: Out of stock

$856.80

Details

Chevrolet Performance LS3 CNC-Ported Cylinder Heads - NO SPRINGS - BTR58758NS

  • CNC-ported version of the LS3 cylinder head
  • Flows about 10 percent more than the production head
  • More than 350 cfm (intake side) at .600" lift
  • 276-cc intake runners and 92-cc exhaust ports
  • Fits all LS engines with 4.000" bore or larger
  • 2.165" hollow-stem intake and 1.590" solid-stem exhaust valves
  • .550" max valve lift
  • D-shaped exhaust ports

 

Additional Information

Length 24
Height 24
Width 24
Weight 24.0000
BTR SKU BTR58758NS
Brand Chevrolet Performance
Part Type Heads - Bare
Engine Type Gen III/Gen IV
Port Style LS3/L99 - Square
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