Manual is going to be shipped on USB or CD to your address. Mercury Mariner Outboard Service Parts Repair Manual Covers - 20 Jet 20 25hp, 25hp Marathon 25hp SeaPro Motors Starting With Serial Numbers - 0G044027 Above This manual is the same as the manual used by workshops. Service Manual contains detailed instructions and step by step diagrams for all workshop procedures. Contains 340 Pages - Including Carburetor - Fuel Pump - Charging and Starting Systems - Clamp Swivel Bracket - Emissions - Gear Housing - General Information - Ignition - Jet Drive - Maintenance - Manual Starter - Outboard Motor Installation - Power head - Side Shift - Specifications - Throttle Shift Linkage - Tiller Handle - Timing Synchronizing Adjusting - Wiring Diagrams Manual Covers - 20hp Jet 25hp Models 2 Stroke 25hp Marathon Models 2 Stroke 25hp SeaPro 2 Stroke This is the best Service Manual for the do it your selfer. This manual is very complete and must have for every Mercury outboard motor owner. Comes in standard Adobe PDF format We ship everyday , shipping times are estimates only, and are not guaranteed by the post office.. The PDF file of this service manual or user guide is owned by TheBestManualStore