Dirty Dingo Billet Adapter Plates for Square Port Intake to Cathedral Heads

CNC machined from 6061-T6 aircraft billet. These adapter plates will allow you to install an LS3 intake manifold or supercharger onto any LS cathedral port cylinder heads. Machined with the proper port alignment. Includes grade 8 zinc coated allen bolts, stainless washers and black viton o-rings. These plates will clear the CTSV LSA and ZL1 alignment pin, no need to remove.