Mercruiser 860235A03 3.0L Exhaust Manifold Replacement H2O T-20956 Replaces Mercruiser part number: 806867A12, 806867A2, 806867A3, 806867A8, 806867A9, 816329A3, 860235A03, 99798A18 Kit includes: plugs, exhaust gasket & mounting hardware to head (see...