Mercury 866178A02 Exhaust Manifold Conversion Kit, Use on 496 Magnum and 8.1S MerCruiser Sterndrive and Inboard Engines EPASHAF3 cost effective alternatives to mechanical

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Mercury 866178A02 Exhaust Manifold Conversion Kit, Use on 496 Magnum and 8.1S MerCruiser Sterndrive and Inboard Engines EPASHAF3 cost effective alternatives to mechanicalExhaust conversion kit 866178A02 converts exhaust manifolds with water rails to the newer style, cast iron manifolds without water rails. For use on 496 Magnum and 8. 1S MerCruiser sterndrive and inboard engines. Product Details Manufacturer part number: 866178A02 Converts exhaust manifolds with water rails to the newer style, cast iron manifolds without water rails For select MerCruiser sterndrive and inboard engines Coated for corrosion protection