Barr CR-1-97753 Port Manifold end riser for small block Crusader. Replaces Crusader part number 97753. Fits 283, 305, 307, 327, 350 CID, 5.0 and 5.7-Liter GM Chevy V-8 Engines. When replacing older style manifolds with bolt on water inlet fitting, you will need part number 47 8112 water inlet fitting. Primed and Painted Crusader Blue. Note Gaskets and mounting hardware are included. Caution Installer must clean primer or paint from all gasket mating surfaces prior to installation. Made in USA, 3-year limited warranty.