Just about every yacht and most large motorboats have a diesel engine. This book explains how to prevent problems, troubleshoot and make repairs using safe techniques, and save money on expensive yard services and work you could do yourself. This is the definitive guide to diesel engines covering: How the diesel engine works Propeller choice Engine electrics How to get the best out of your engine Fault finding Out of season lay-up and maintenance How to avoid the majority of breakdowns at sea Armed with Diesels Afloat and your engine's manual you can be confident in dealing with any problem, save money and get the best performance out of your boat.