BARR 20-0102 Indmar Water Cooled Elbow Riser Water cooled center discharge riser 3/4” NPT cooling hose connection For use with 3” ID exhaust hose Suitable for Indmar GM V8 283, 305, 307, 327, 350cu and Ford V8 302 and 351cu Replaces Indmar #532009 BARR risers include plugs, gaskets and mounting hardware to mount to manifold