Replace your original equipment 2 Barrel MerCarb/Mercruiser carburetor with electric choke and side fuel inlet.
Base Bolt pattern is: 3 3/4 X 2 inches.
This unit is available for all 4 cylinder 120/140/165, 2.5, 3.0, 3.7 engines originally equipped with the 2 Barrel MerCarb.
Make your boat run the way it should!!! Replace that problematic MerCarb with a real GM quality part for Mercury Marine applications.
Some models will require a slight modification of the fuel line