Mercury Mercruiser Marine engine Number 23, GM V-8 454 CID (7.4L)/502 CID (8.2L) service manual

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Mercury Mercury Mercruiser Marine engine Number 23, GM V-8 454 CID (7.4L)/502 CID (8.2L) service manual - Technical Specifications

  • File Size: 10.96 MB
  • File Type: PDF
  • Language: English
  • Printable: Yes
  • Estimated Download Time: 0.22 Minutes
  • Delivery Format: Digital (PDF) - Instant Access
  • Category: Hydraulic
  • Brand: Mercury
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Mercury Models and Parts Covered in this Hydraulic Manual

Mercury Mercruiser Marine Engine Number 23

  • GM V-8 454 CID (7.4L)
  • GM V-8 502 CID (8.2L)
  • 454 Magnum MPI Bravo (Serial numbers: 0L010029 and up)
  • 502 Magnum MPI Bravo (Serial numbers: 0L017000 and up)
  • Gen. VI Engines

Sterndrive (MCM) Model and Serial Number

  • MCM 454 Mag MPI 0L010029 and up
  • MCM 502 Mag MPI 0L017000 and up
    • Inboard (MIE) Model and Serial Number
  • MIE 454 Mag MPI Horizon 0L002200 and up
  • MIE 8.2L MPI 0L002450 and up
    • L-29 Engines
  • Sterndrive (MCM) Model and Serial Number
    • MCM 7.4L MPI 0L010003 and up
  • Inboard (MIE) Model and Serial Number
    • MIE 7.4L MPI 0L002006 and up

Serial Numbers:

  • 7.4L engines: 0F000750 and up
  • 8.2L engines: 0C878221 and up

Mercury Mercury Mercruiser Marine engine Number 23, GM V-8 454 CID (7.4L)/502 CID (8.2L) service manual - Complete Manual Information

Table of Contents:

Section 1 - Important Information

  • General Information
  • Maintenance
  • Troubleshooting

Section 2 - Removal and Installation

  • MCM Models - Bravo and Blackhawk Drives
  • MCM Models - Bravo and Blackhawk Drives with Driveshaft Extension
  • MIE Models - Velvet Drive Transmission
  • MIE Models - Hurth Transmission

Section 3 - Engine

  • 454 CID (7.4L) / 502 CID (8.2L)

Section 4 - Electrical System

  • Starting System
  • Ignition System
  • Charging System
  • Instrumentation
  • Wiring Diagrams

Section 5 - Fuel System

  • Fuel Delivery System for Electronic Fuel Injection
  • Multi-Port Fuel Injection Descriptions and System Operation
  • Multi-Port Fuel Injection Disassembly and Reassembly
  • Fuel Injection System Troubleshooting
  • General System Diagnostics
  • Trouble Code Diagnostics - 454/502 Mag MPI & 8.2L MPI
  • Trouble Code Diagnostics - 7.4L MPI

Section 6 - Cooling System

  • Seawater Cooled Models
  • Closed Cooled (Fresh Water) Models

Section 7 - Exhaust System

  • General
  • Manifolds and Elbows
  • Risers
  • Collectors

Section 8 - Drives

  • Velvet Drive In-Line Transmission
  • Velvet Drive 5000A Down Angle Transmission
  • Velvet Drive 5000V V-Drive Transmission
  • Hurth V-Drive Transmission
  • Walter V-Drive Transmission
  • Drive Shaft / Propeller Shaft Models

Section 9 - Power Steering

  • Pump
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Frequently Asked Questions - Mercury Hydraulic Manual

What does this Mercury manual cover?

This comprehensive service manual covers detailed repair procedures, maintenance schedules, troubleshooting guides, and technical specifications for Mercury Mercruiser Marine engine Number 23, GM V-8 454 CID (7.4L)/502 CID (8.2L) service manual. It includes information for the following models: **Mercury Mercruiser Marine Engine Number 23** > - GM V-8 454 CID (7.4L) > - GM V-8 502 CID (8.2L) - 454 Magnum MPI Bravo (Serial numbers: 0L010029 and up) - 502 Magnum MPI Bravo (Serial numbers: 0L017000 and up) - Gen. VI Engines **Sterndrive (MCM) Model and Serial Number** - MCM 454 Mag MPI 0L010029 and up - MCM 502 Mag MPI 0L017000 and up - **Inboard (MIE) Model and Serial Number** - MIE 454 Mag MPI Horizon 0L002200 and up - MIE 8.2L MPI 0L002450 and up - **L-29 Engines** - **Sterndrive (MCM) Model and Serial Number** - MCM 7.4L MPI 0L010003 and up - **Inboard (MIE) Model and Serial Number** - MIE 7.4L MPI 0L002006 and up **Serial Numbers:** - 7.4L engines: 0F000750 and up - 8.2L engines: 0C878221 and up .

Is this manual suitable for beginners?

Yes, this Mercury manual is designed for both professional technicians and DIY enthusiasts. It includes step-by-step procedures with clear illustrations and safety guidelines for Hydraulic maintenance and repair.

What file format will I receive?

You will receive this manual as a PDF file (10.96 MB), which is compatible with all devices. The manual is fully searchable and printable for your convenience.

How quickly can I access the manual after purchase?

You'll receive instant access to your Mercury Hydraulic manual immediately after payment completion. The download link is valid for 3 days, with lifetime re-download guarantee.

Can I print specific sections of the manual?

Absolutely! This digital manual allows you to print any section you need, from individual pages to complete chapters, making it perfect for workshop use.

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Mark T.says...
The information in this manual is clear and easy to follow, making repairs much simpler. The download process was smooth, and the support was very professional when I reached out for assistance. I’m very satisfied with my purchase!
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This manual has been a lifesaver for my boat's maintenance. The detailed sections on troubleshooting and the electrical system were especially helpful. The download process was a breeze, and I received my link almost immediately! Highly recommend!
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I found this service manual to be extremely comprehensive and well-organized. The troubleshooting section saved me so much time. Plus, I had a question about my download, and the support team responded in minutes. Fantastic service!
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Sarah K.says...
This manual covers everything you need for the GM V-8 engines. I appreciated the detailed diagrams included. The email support was prompt and helpful, ensuring I had no issues with my download. Definitely worth the investment!