19354242

LSX-LS7 CNC-Ported Bare Cylinder Head

• Fully CNC ported • 6-bolt-per-cylinder bolt pattern

• LS7–style rectangle port design

• 12° valve angle; minimum 4.100" bore

• 70cc “as-cast” combustion chambers

• Uses LS7 rocker arms/LS7 bolts

• 397 cfm@0.700" intake, 230 cfm@0.700" exhaust