Sierra cylinder block gaskets.

Sierra inner cover exhaust gaskets.

Sierra cylinder block gaskets.

Sierra impeller gaskets.

Sierra head gaskets for Mercury and Mariner outboard engines.

Sierra carburetor gaskets for Mercury outboards

Sierra exhaust manifold gaskets inboard, inboard/outdrive and sterndrive engines.

Sierra head gaskets Mercruiser and OMC Sterndrive engines.

Sierra head gaskets Mercruiser and OMC Sterndrive engines.

Sierra trigger assemblies for Mercury/Mariner outboards.

Replaces points & condensers for true solid state ignition. Uses standard coil, cap and rotor. One-piece, 2-wire hook up. Accurate to withing 1/4° timing accuracy 0 to 6000 RPM range. 18-5298-1 Lobe Sensing Techonology does not require magnetic sleeves.

Sierra exhaust manifold gaskets inboard, inboard/outdrive and sterndrive engines.

Sierra exhaust cover plate gaskets.

Sierra adapter gaskets outboard engines.

Sierra exhaust cover gaskets.