If you own a New Holland 6640 - 4 Cyl Ag Tractor 40 Series (11/91-1/98), then the 'New Holland 6640 - 4 Cyl Ag Tractor 40 Series (11/91-1/98) Parts Manual ' is a must-have for you. This manual provides detailed instructions, diagrams, and illustrations for servicing and repairing your machine. It also includes safety warnings and other important information that you need to know in order to keep your machine running safely and efficiently. With this manual, you can easily identify the parts you need and get the job done quickly and accurately. Plus, you can print out as many copies as you need, so you never have to worry about running out of paper. And, since it's compatible with both Windows and Mac operating systems, you can access it from any device. So, don't wait any longer - get the 'New Holland 6640 - 4 Cyl Ag Tractor 40 Series (11/91-1/98) Parts Manual ' today and keep your machine running like new!