A new title to add to our highly successful Companion series. It has all the information needed to ensure that diesel boat engines stay in tip-top condition. With clear uncomplicated text, colour photographs and diagrams it simplifies a complicated subject in a new and exciting format spiral-bound splashproof cards. An essential tool for all boat owners. Includes: Checklists, Troubleshooting, Cooling, Overheating, Fuel, Lubrication, Electrics, Servicing, Winterisation.