SeaDoo Factory OEM CD RomMost CD's contain: Shop Manual, Parts Catalog, Kits & Specs, Tool Booklet, Operators Guide.System Requirements: 486 or higher CPU Pentium, Windows 3.1 or higher, Min 8 meg application ram, Min 10 meg hard drive space, CD Rom drive, Adobe Reader (included).Please note details may vary and are subject to change. These are not replaceable under warranty and cannot be exchanged or replaced for any reason. These can be copied to your hard drive for faster usage. NOTE: Wiring diagrams are not on the CD's and are only available in the printed version of the manuals even if your CD contains the lising in the index. These are not defective. CD Roms DO NOT HAVE ELECTRICAL DIAGRAMS.