Holley LS1 Single Plane Carb Intake (Cathedral Port)
Carbureted single plane intake manifold. Fits all GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.
Bolt a carburetor onto your LS engine? Then step up to the Holley LS mid-rise carbureted intake manifold. These intake manifolds work on all GM LS engines equipped with cathedral port cylinder heads. A single plane design for maximum power. These manifolds utilize an O-ring cylinder head mounting flange to provide a factory seal and makes installation a snap. Includes mounting bolts, washers and pipe plugs for the manifold vacuum and MAP sensor ports.