Mercury Mariner Outboard 25 BIGFOOT Hp 4-stroke 1998 In this manual you will find all the repair and service procedures you need to solve the problem with your Mercury Mariner ouboard, you can also find information about maintenance schedule to avoid further damage. Models covered: 25 Bigfoot 4-stroke Our FSM manual contains: Important information Electrical Fuel system Powerhead Mid-section Lower unit Attachments/control linkage Manual starter Outboard motor installation/attachments Oil injection system Power trim Gear housing You can find similar service manuals in the link below: