SKU: 1504

Aluminum small block Chev riser including mounting hardware and gasket fits Barr BCHV-1-92 aluminum manifold or will fit the Barr BCHV-1-83 cast iron manifold too. Used with the 4" I.D. MerCruiser exhaust system. The photo shown is a MerCruiser item-this one fits the Barr manifold-not the MerCruiser manifold. Save around 100 pounds per engine for improved performance and economy! FREE SHIPPING, HANDLING AND INSURANCE from AAA MARINE! Stick with us!