Improving your boat is fun but spending hours trying to get everything working is not. Humminbird creates products to help you get the boat you want without wasting your whole Saturday. After all, you would rather be out on the water. This kit allows in-dash mounting of all 300 Series. Fits: 141C, 161, 323, 325, 343C, 345c, 345c DI, 363, 365i, 383C, 385ci, 385ci DI.