Trending Exhaust Manifold Conversion Kit 866178A02 – For Use on 496 Magnum and 8.1S MerCruiser Stern Drive and Inboard Engines

• Converts exhaust manifolds with water rails to the newer style, cast iron manifolds without water rails.
• For select MerCruiser stern drive and inboard engines.
• Coated for corrosion protection on internal coolant passages and exterior finish.
• Gasket, drain plug, o-ring and drain elbow are included with the manifold.
• Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive

Exhaust 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 stern drive and inboard engines.

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Additonal Info On This Product:

Exhaust Manifold Mercruiser 866178A02

Exhaust conversion kit to convert exhaust manifolds with water rails to the newer style cast iron exhaust manifolds w/o water rails
Fits: MCM/MIE 496 Mag & 8.1S engines

Supercedes: 863120T2, 863120T03