This adapter, in black color, includes mounting hardware as shown in the picture. This adapter is ideal for use with Cathedral Port Cylinder Heads and is compatible with LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V engines.
For LS Cathedral Port Cylinder Head to Rectangle Port Intake Manifold Adapters
For LS Cathedral Port Cylinder Head To Rectangle Port Intake Manifold Adapter
