Pro Water Block Plate Kit This water block plate kit is perfect when trying to eliminate some of the un-necessary water lines on some applications. This kit will come with a block plate for the center of the head (Offenhauser manifolds will need this),...

Air Injection Block Plate Kit This plate kit will block off the holes on top of the exhaust manifold or header. Kit Includes: (2) Stainless Steel plates (2) Gaskets NOTE: Not for use on smog checked vehicles, fits LC Headers or header flanges...

Water Block Plate Kit (Cylinder Head-Rear) This block plate is used primarily on our billet race motors to block off the water passage on the back of the cylinder head. Contact our Tech Support Line for further information at 928-575-2174...