This 10 page booklet covers the high tension magneto used on the Fairbanks Z Engine. There is all the info you might need for your normal start up and running, as well as tune up and service, and a complete parts and price list. Very nice little booklet covering the magneto. Booklet number 2550 with lots of pictures and diagrams throughout that will help you get your engine up and running. Book measures 8.5" x 4" 10 pages.