DOWNLOAD MerCruiser Repair Manual 1963-2008 Models

December 14, 2015 Repair Manual MerCruiser Repair Manuals 21

MerCruiser Repair Manual, MerCruiser Service Manual

Download a copy of a repair manual for your MerCruiser straight to your computer in seconds—fix you engine or sterndrive now. A downloadable MerCruiser repair manual is a digitally delivered book of instructions that guides the mechanic in the proper procedures for maintenance, service, overhaul and troubleshooting of components (e.g engine, electrical, drives, cooling, exhaust, fuel system, etc.)  to factory specifications.

Download Online Factory Service Repair manual PDF

 The Contents of a MerCruiser Repair Manual

A MerCruiser repair manual is a user’s handbook that’s designed to teach the average backyard mechanic or seasoned shop technician exactly what factory mechanics already know. Generally, every downloadable MerCruiser repair manual contains the following subject matter, chapters or sub-chapters:

Important Information

(1) Maintenance

  1. Maintenance Schedules
  2. Maintenance Intervals
  3. Tune-Up Specifications
  4. Fluid Capacities
  5. Lubrication
  6. Cold Weather Storage
  7. Audio Warning System
  8. Transmission Maintenance
  9. Sterndrive Unit Oil
  10. Sterndrive Water Drain Holes
  11. Power Package Layup
  12. Corrosion
  13. And Much More

(2) Troubleshooting

  1. Precautions
  2. Spark Plug Analysis
  3. Poor Boat Performance
  4. Improper Engine RPM
  5. Starting Issues
  6. Engine Won't Crank Problems
  7. Charging System Issues
  8. Engine Noises
  9. Oil Pressure
  10. Excessive Oil Consumption
  11. Engine Overheats
  12. Power Steering Problems
  13. Exhaust Issues
  14. Bell Housing
  15. Sterndrive Does Not Shift
  16. Power Shift
  17. Performance Troubleshooting
  18. Compact Hydraulic Steering
  19. And Much More

(3) General Information (specifications, etc.)

  1. Torque Specifications
  2. Part Specs
  3. Tools Required
  4. Lubricants, Adhesives, Sealants
  5. Safety
  6. And Much More

Part Removal, Inspection, Disassembly, Cleaning, Installation, Testing, Adjustments

(1) Engine

  1. Cylinder Head
  2. Crankshaft
  3. Pistons and Connecting Rods
  4. Camshaft and Drive
  5. Valve Train
  6. Intake Manifold
  7. Lubrication System
  8. Engine Mounts
  9. Rocker Arm, Cover, Pushrods
  10. Lifters
  11. Valve Stem, Spring, Oil Seal
  12. Valve Guides
  13. Oil Pan
  14. Oil Pump
  15. Torsional Damper
  16. Crankcase, Cover, Oil Seal
  17. Flywheel
  18. Rear Mail Seal, Oil Seal, Retainer
  19. Main Bearings
  20. Timing Chain, Sprocket, Timing Gears
  21. Distributer
  22. Crankshaft Sprocket
  23. Camshaft Bearings
  24. Cylinder Block
  25. Oil Filter
  26. And Much More

(2) Electrical System

  1. Wiring Diagrams
  2. Starting System
  3. Instruments
  4. Ignition System
  5. Charging System
  6. And Much More

(3) Fuel Delivery System

  1. Carburetor
  2. Electronic Fuel Injection
  3. Multi-Port Fuel Injection
  4. Fuel Injection Troubleshooting
  5. General System Diagnostics
  6. Trouble Code Diagnostics
  7. And Much More

(4) Cooling System

  1. Seawater Cooled Models
  2. Closed Cooled Models
  3. Other Models
  4. And Much More

(5) Exhaust System

  1. General Information
  2. Manifolds and Elbows
  3. Risers
  4. Collectors
  5. And Much More

(6) Drives

  1. In-Line Transmissions
  2. Down Angle Transmissions
  3. V-Drives
  4. Drive Shaft / Propeller Shaft Models
  5. Sterndrive Units
  6. All Drive Models
  7. Drive Shaft Housing
  8. Gear Housing
  9. And Much More

(7) Power Steering

  1. Power Steering Pump
  2. Power Steering Accessories
  3. Manual Steering
  4. And Much More

(8) Transom Assembly

  1. Service Procedures Requiring Minor and Major Disassembly

(9) Power Trim

  1. Power Trim Pump
  2. Trim Cylinders
  3. Dual Power Trim Control
  4. Auto Trim
  5. All Models
  6. And Much More

Note: Each MerCruiser repair manual differs depending on year and model. However, every manual contains all of the information needed to completely maintain, service, troubleshoot, overhaul and restore the complete unit to it's factory specifications.

(10) Pictures, Diagrams and Illustrations

MerCruiser manuals come equipped with pictures, illustrations and diagrams to help aid the mechanic. This is especially helpful for people who don’t have a complete understanding of where a part is located, how to remove a part, or assemble parts.

MerCruiser Handbook Part illustrations
Example of image found in a repair manual.

(11) Clickable Navigation Tabs

Most MerCruiser repair manuals come with clickable navigation tabs. This tab allows the user to quickly locate the procedures they need. Simply click on the chapter and you will automatically be brought to it. Moreover, some manuals are bookmarked by chapter and subchapter, this allows the user to find the precise instructions their searching for.

Example image of clickable navigation chapters.

Downloadable MerCruiser Manual Versus Paperback Version

Let’s face it, a paperback MerCruiser repair manual cannot compete against a digital download version, and here’s why…

Download Repair Manual

  1. Manual can be downloaded instantly to your computer.
  2. Contains the same exact information as the paperback.
  3. The manual can be saved on your computer forever and stored on a CD.
  4. Downloadable manuals typically cost 90 percent less than the paper book version.
  5. You can print the entire manual using a printer or just the pages you need.
  6. You don't need any special software to download a pdf manual and start viewing it.
  7. You can store it on Cloud and view it anytime and anywhere.

Paperback Repair Manuals

  1. Actual repair books cost between $50 to $75.
  2. Paper books become torn or dirty and unreadable.
  3. MerCruiser workshop manuals usually need to be special ordered online, costing you valuable time.

MerCruiser Repair & Service Manuals Available for Download

Downloadable MerCruiser engine and sterndrive repair manuals are available for instant download. Each MerCruiser repair manual is model and year specific, not a vague generic versions. 

How to Download a MerCruiser Repair Manual

A downloadable MerCruiser repair manual can be obtained in seconds. Simply select the correct manual for your model and year MerCruiser, then download it…it’s that easy!

All MerCruiser repair manuals are in PDF format. A PDF is a file format that provides an electronic image of text and graphics. It looks like a printed document (manual) and can be printed, viewed and transmitted electronically.

To view a PDF manual, a computer or tablet must have Adobe Acrobat reader installed. However, virtually every computer sold in the last 8 years already comes with a PDF viewer installed.

In rare instances, a person might experience issues when downloading a repair manual, however, there is an easy fix. When downloading a PDF manual, if you get an error message that says “file is damaged or cannot be repaired,” follow these instructions:

  1. Check the file size of the manual that is being downloaded from the website. Make sure it matches the file size of the manual that you already downloaded. If both file sizes differ greatly, the manual that you downloaded didn’t finish downloading. If the manual was cut short, you will get an error message. This can happen if you experienced temporary Internet interruption. To resolve, simply download the manual again.
  2. If your version of Adobe is outdated, or if your computer doesn’t have adobe installed, you’ll get an error message when the PDF manual downloads and attempts to open. To resolve, simply download Adobe for free.

In summary, a download MerCruiser repair manual is your best choice for people that want to learn more about their engine or drive, or for people who need to maintain, fix or overhaul their unit. You can’t beat the price of a downloadable manual, you get it instantly, it’s the same as the manual you’d buy in stores, and more convenient. 

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21 Comments

  1. I’m an old-timer and had no problem downloading a manual. Nice to be able to obtain a manual instantly! Mainly needed the intake manifold torque specs for my 1976 mercruiser 470, which I found in the manual within a minute.

    Reply

  4. My 2002 350 mercruiser has no spark. Does the manual for my model have a troubleshooting guide? I checked the ignition switch, ignition timing, spark plug wires, battery, electrical connections and for damaged wiring. Also checked the distributor cap. Still haven’t figured out the problem.

    Reply

  5. Is this the best manuals for a 1995 alpha 5.0 liter engine? My engine misses at full throttle, can a bad battery cause a high rpm misfire on boat motor? Friend also want’s to know if the manual shows how to adjust valves on 3 liter mercury marine engine.

    Reply

    • It covers the following 1993 1994 1995 1996 1997 models, note the serial numbers:

      1. 350 Magnum OD830982 and Above
      2. 350 Magnum EFI/MP Tournament Ski OF350583 – OF745536
      3. 350 Magnum EFI Gen+ OF800500 and Above
      4. 5.7LX EFI OF752408 and Above
      5. 350 Magnum OD800300 and Above
      6. 350 Magnum EFI Gen+ OF800500 and Above
      7. 5.0LX OD831003 – OF601000
      8. 350 Magnum MPI Gen+ OF602000 and Above
      9. 5.7LX EFI OF752400 and Above
      10. 5.7L (2 Barrel) OF605336 and Above
      11. 5.7L Competition (2 Barrel) OF775200 and Above
      12. 5.7LX OF601957 and Above
      13. 350 Magnum MPI Gen+ Tournament Ski (Black Scorpion) OF800000 and Above
      14. 5.7L EFI OF225560 and Above
      15. 5.0L OD833077 – OF601464
      16. 5.7L Competition (4 Barrel) OD840220 – OF775199
      17. 350 Magnum EFI Gen+ Tournament Ski OK040006 and Above
      18. 5.7L (4 Barrel) OD830700 – OF601000
      19. 5.7L EFI OF286830 and Above
      20. 350 Magnum Tournanment Ski OD840100 and Above
      21. 5.7L (4 Barrel) OD831826 – OF605335
      22. 350 Magnum EFI/MP OF289431 – OF601999
      23. 5.0L OD832472 – OF601000
      24. 5.7LX OF601645 and Above
      25. 350 Magnum MPI Tournament Ski OF745537 – OK000000
      26. 350 Magnum EFI Tournament Ski OF225157 – OK000000
      27. 5.7L (2 Barrel) OF601000 and Above
      28. 5.7L OD84000 and Above
      29. 5.7L EFI Gen+ OK040300 and Above

      Reply

    • This manual covers 2000 2001 2002 2003 2004 2005 Bravo One, Bravo Two, Bravo Three (All Bravo models with serial number 0M100000 and Above and all Sport Master models with serial numbers 0M052945 and Above)

      Reply

    • Years covers in the 6 cylinder manual #7 are: 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993. Models covered are as follows:

      MCM 185R 229 CID (3.8L) serial #’s 6289593 to 6919655
      MCM 185 Alpha I #’s OA483581 to OB455459
      MCM 185MR 262 CID 4.3L serial #s 6919656 to OA483580
      MCM 175 Alpha I serial #’s OB455460 to OB773242
      MCM 4.3l Alpha I serial #’s OB773243 to OF000000
      Sea Ray 4.3L-2 Alpha I (same as MCM 4.3 Liter) serial # OB785483 to B921276
      MCM 205MR (205 MR) #’s 6919687 to OA483776
      MCM 205 Alpha 1 #’s OA483777 to OB775129
      MCM 4.3 Liter LX Alpha 1 #’s OB775130 to OF000000
      Sea Ray 4.3L-4 Alpha I #’s OB785981 to B922330

      Reply

  9. Does the service manual #9 contain the sterndrive manual also, or is it just the repair manual for the engines?

    Reply

  10. Service manual #9 covers 1985 1986 1987 1988 models:

    1. MCM 350 Magnum SRX 5.7 Liter (350 CID) Alpha One
    2. MCM 230 TR (305 CID) – TR
    3. MCM 320 EFI (320 HP EFI 350 CID) – Alpha One SS, Bravo One
    4. MCM 300 Tempest (1986) (350 CID) – TRS IISSM
    5. MCM 400 (1986 454 CID) – TRS, IISSM, IIISSM
    6. MCM 230 5.0l (305 CID) – Alpha One
    7. MCM 454 Magnum SRX 7.4 Liter (454 CID) Bravo One
    8. MCM 260 TR (350 CID) – TR
    9. MCM 454 Magnum SRX 7.4l (454 CID) – Alpha One
    10. MIE 340 7.4L (454 CID) – Borg Warner
    11. MCM 440 (1986 454 CID) – IIISSM, IVSSM
    12. MCM 260 5.7l (350 CID) – Alpha One, TR
    13. MCM 200 5.0l (305 CID) – Alpha One
    14. MCM 454 Magnum SRX 7.4l-H (454 CID) – Bravo One, TR
    15. MCM 575 (575 HP 540 CID) – IISSM, IVSSM
    16. MIE 230 5.0L (305 CID) – Borg Warner
    18. 17 MCM 370 TRS (454 CID) – TRS IISSM
    19. MCM 460 (1986 482 CID) – IIISSM, IV SSM
    20. MCM 33- B/W (454 CID) – TR, TRS II SSM
    21. 5.7 Ski Litre Comp. Ski (350 CID)
    22. MCM 420 (1986 420 Horsepower 454 CID) – TRS, IISSM, IIISSM
    23. MIE 260 5.7L (350 CID) – Borg Warner

    Reply

    • Do you have a manual for the MCM 120? The engine is year is 1979.

      There is a manual for the following models:
      MCM 120, MCM 140, MCM 165, MCM 470, MCM 485, MCM 898, MCM 228, MCM 260 with serial numbers 4891650 thru 6216686.

      MC 120 thru 260 Stern Drive Units Ratio/Serial Number:
      1.98:1/4893635 thru 6237860
      1.84:1/4893835 thru 6225576
      1.65:1/4890460 thru 6268064
      1.50:1/4898730 thru 6229157

      This manual covers the 1978 1979 1980 1981 1982 models.

      Reply

    • Click on the banner at top of this page…Service manual #13 is available. It covers MCM 3.0L with serial numbers OC856451 and above, MCM 3.0/3.0LX (3.0 LX) with serial numbers OC868143 and above. I believe it covers 1990 1991 1992 1993 1994 1995 1996 1997 models.

      Just for reference, service manual #26 covers four cylinder 181 cid 3.0L (MCM 3.0L Alpha with serial numbers OL010042 and above 1998 1999 2000 2001).

      Service manual #10 covers 4 cylinder models MCM 120 MR, MCM 120 ALPHA 1, MCM 2.5L, MCM 140 MR, MCM 140 Alpha I, MCM 3.0L, Sea Ray 3.0L. Covers 1984 1986 1987 1988 1989 models.

      Reply

  13. 2002 mercruiser 350 horizon inboard specs how to replace a water pump on a mercruiser motor how to replace the spark plugs on a 5.0 mpi mercruiser mercruiser bravo 3 service manual download mercruiser cooling system obstructed 1988 mercruiser 4.3 service manual 1979 mercruiser 470 manual download free 1989 mercruiser 4.3 l operation and maintenance manual 2003 350 mag mercruiser overheating 2005 mercruiser 3.0l sterndrive maintenance mercruiser 1.7 dti service manual mercruiser 188 service manual mercruiser 260 v8 alpha one valve adjustment 188 mercruiser manual pdf 1986 mercruiser 120 manual pdf 1987 sea ray service manual 1988 4.3 mercruiser alpha one free owners manual 1988 4.3 mercruiser free owners manual 1988 mercruiser 4.3 service owners manual 1989 5.7 mercruiser alpha spark sensor 1991 maxum 21′ 4.3l mercruiser oil pressure sensor location 1993 mercruiser 5.7 service manual.

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    Reply

  14. I am looking for an MCM 120 manual with part numbers. The number 4 service manual I currently have does not list part numbers.

    Reply

  15. I have a Sea Ray boat with a 4.3LX V6 number OFO73651 and I do believe this is a 1993 model engine, maybe 1994. I need to get the service manual for this engine and I’m not sure which manual to select. I did not see one for the LX engine. Please let me know which manual to select. Thanks

    Reply

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