Chevrolet Performance 19419190 - LSX-LS9 Cylinder Head

• L92 style rectangle port design • Assembled with 2.165" titanium intake and 1.590" sodium-filled exhaust valves • 15° valve angle; minimum 4.000" bore • 260cc “as-cast” intake ports, 80cc “as-cast” exhaust ports • 70cc “as-cast” combustion chambers • Uses LS3 rocker arms/LS7 bolts *Sold individually