Sierra® Delco® Tune-up Kit for 4 Cylinder Single Point Engines from Mercruiser® and OMC®.
Get your boat in ship-shape with top-notch replacement parts for bottom dollar! Connections corrode over time, leading to poor performance.
A simple Tune-up Kit like this can make a BIG improvement in how your boat feels on the water. For Mercruiser® 140HP engines 1963-1989, as well.For engines: