Mercury 25 Bigfoot 4-Stroke Outboard Motor Service Manual


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Covers: Mercury 25 Bigfoot 4-Stroke Outboard Motor

  • S/N 0G590000 and Up
  • 1998 and up model years

Pages: 471
: PDF file
File size: 12mb
Compatibility: Windows/Mac/Tablet

This PDF service manual contains all the necessary instructions for any repair the 1998+ Mercury 25 Bigfoot 4-Stroke Outboard Motor may require from top to bottom. This is the same manual technicians use to diagnose and repair the Outboard Motor. Whether it’s routine maintenance, such as tune-ups and fuel system service, or more extensive repairs involving engine and pump disassembly, this manual provides the most accurate information to perform the job.

Topics in the Mercury 6/8/9.9/10/15 2-Stroke Outboard Motor Service Manual: 

Section 1 – Important Information
A – Specifications
B – Maintenance
C – General Information
D – Outboard Motor Installation

Section 2 – Electrical
A – Ignition
B – Charging & Starting System
C – Timing, Synchronizing & Adjusting
D – Wiring Diagrams

Section 3 – Fuel System
A – Fuel Pump
B – Carburetor
C – Emissions

Section 4 – Powerhead
A – Cylinder Head
B – Cylinder Block/Crankcase
C – Lubrication

Section 5 – Mid-Section
A – Clamp/Swivel Brackets & Drive Shaft Housing
B – Power Trim
C – Gas Assist Manual Tilt

Section 6 – Lower Unit

Section 7 – Attachments/Control Linkage
A – Throttle/Shift Linkage
B – Tiller Handle

Section 8 – Manual Starter

Section 9 -Color Diagrams



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