Mercury Mariner Outboard 30 40 HP 2cyl 2-stroke Factory Service Repair Manual covers all the repair procedures you will ever need.This service manual is also used by the mechanics from you local service. This is the official complete service repair manual for the Mercury Mariner Outboard 30 40 HP 2cyl 2-stroke. This manual is digitally delivered, there is not shipping cost. Models covered: 30/30 Marathon/30 Sea Pro/40/40 Marathon/40 Sea Pro Serial Numbers: US 0G044027 and above Belgium 09855139 and above The service manual include: -important information -electrical -fuel system -powerhead -Mid-section -lower unit -attachments/control linkage -manual starter This manual is in PDF format.To open the manual you need any pdf reader. If you have trouble opening the manual please do not hesitate to contact us. CLICK ON THE INSTANT DOWNLOAD BUTTON NOW!