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    Complete Exhaust Manifold + Riser Kits

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    5.0L - 5.7L SBC Mercruiser Style Dry Joint Exhaust Kit

    613182
    $1,321.44 $1,579.80
    New exhaust manifold and riser kit for MerCruiser small block marine gas engines with dry-joint style exhaust (2004 and newer, 5.0L, 5.7L, 6.2L) Does not replace older manifolds, log style manifolds, or 14 degree down-angle risers. Comes with gaskets and hardware.

    5.0L/305ci - 5.7L/350ci Aluminum Performance Exhaust Kit (Fresh & Raw Water)

    612562
    $2,114.99 $2,349.99
    Kit includes parts to configured for both Raw and Fresh Water Cooling Systems. Marine Power high performance semi-tuned aluminum exhaust manifold and riser kit. Fits 5.0L/305ci and 5.7L/350ci engines. Includes: (2) Manifolds, (2) Risers, Riser to Manifold Gaskets and hardware. Exhaust comes unpainted ready for primer and paint.

    6.0L - 6.2L LS3 & LSA Performance Aluminum Exhaust Kit

    612663
    $2,374.99 $2,499.99
    Marine Power high performance semi-tuned aluminum exhaust manifold and riser kit. Fits 6.0L, 6.2L (LS3 and LSA) GM LS engines. Exhaust comes unpainted ready for primer and paint. Image shown with painted system. Includes: (2) Manifolds, (2) Risers, Riser to Manifold Gaskets and hardware.

    7.4L/454 - 8.2L/502ci Big Block Mercruiser Style Manifold & Riser Kit Replaces 89011A8

    Z991104
    $949.99
    Mercruiser style exhaust manifold and riser kit. Fits GM big block (V8) 454-502 cubic inch. Replaces: Mercruiser 89011A8 and Mercruiser B-44354A3.

    Sierra 18-1987-1 Manifold Conversion Kit

    M18-1987
    $698.89
    Sierra Manifold Conversion Kit, Part Number 18-1987. Convert Mercruiser stern drive engines to newer more efficient center rise manifolds. Includes: 2 Center Rise Manifolds; 2 Exhaust Elbows; 1 Thermostat housing; 1 Thermostat; 1 Thermostat cover.

    Complete Exhaust Manifold + Riser Kits

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