19354239

LSX-LS7 Cylinder Head Assembly – As Cast

• 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

• 270cc “as-cast” intake ports, 85cc “as-cast” exhaust ports

• 70cc “as-cast” combustion chambers

• Handles .650" list with premium springs

• Uses LS7 rocker arms/LS7 bolts