Located in Cedar Springs, Michigan, this 31-foot used Formula F-31 PC is a great express cruiser. The formula produces boats that are world renowned for beautiful styling, advanced engineering and exciting performance on the water. Powered by twin 300hp Mercruiser 7.4 engines, this Formula boat can get you to your favorite spot She has had three owners. She is a freshwater boat so that you can expect her in better condition than similar saltwater boats. The F-31 PC has lots of space and has the amenities necessary for cruising by a couple or small family. With ample room ...