19354243

LSX-LS3 Cylinder Head

• L92 style rectangle port design

• Assembled with 2.165" hollow stem intake and 1.590" solid stem 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