19354241

LSX-LS7 CNC-Ported Cylinder Head Assembly

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

• LS7-style rectangle port design

• Assembled with 2.200" titanium intake and 1.610" sodium-filled exhaust valves

• 12° valve angle; minimum 4.100" bore

• 70cc “as-cast” combustion chambers

• Handles .650" lift with premium springs

• Uses LS7 rocker arms/LS7 bolts

• Uses P/N 19257879 bare head (shown)

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