This workshop manual is designed for the maintenance and repair of Mercury Mercruiser Marine Engines GM V8 454 cid 7.4L 502 cid 8.2L. It provides step-by-step instructions, detailed diagrams, and essential information for servicing, diagnosing, and repairing these engines. Whether you are a professional mechanic or a DIY enthusiast, this manual covers all the necessary repair procedures.
The manual encompasses the following models:
Gen. VI Engines
Sterndrive (MCM) Models:
MCM 454 Mag MPI (Serial Number 0L010029 & Up)
MCM 502 Mag MPI (Serial Number 0L017000 & Up)
Inboard (MIE) Models:
MIE 454 Mag MPI Horizon (Serial Number 0L002200 & Up)
MIE 8.2L MPI (Serial Number 0L002450 & Up)
L-29 Engines
Sterndrive (MCM) Model:
MCM 7.4L MPI (Serial Number 0L010003 & Up)
Inboard (MIE) Model:
MIE 7.4L MPI (Serial Number 0L002006 & Up)
The service manual is structured as follows:
Section 1 - Important Information
A - General Information
B - Maintenance
C - Troubleshooting
Section 2 - Removal and Installation
A - MCM Models - Bravo and Blackhawk Drives
B - MCM Models - Bravo and Blackhawk Drives with Driveshaft Extension
C - MIE Models - Velvet Drive Transmission
D - MIE Models - Hurth Transmission
Section 3 - Engine
A - 454 cid (7.4L) / 502 cid (8.2L)
Section 4 - Electrical System
A - Starting System
B - Ignition System
C - Charging System
D - Instrumentation
E - Wiring Diagrams
Section 5 - Fuel System
A - Fuel Delivery System for Electronic Fuel Injection
B - Multi-Port Fuel Injection Descriptions and System Operation
C - Multi-Port Fuel Injection Disassembly and Reassembly
This manual is available in .PDF format and can be accessed on all versions of Windows and Mac. It is an invaluable resource for anyone seeking comprehensive guidance on maintaining and repairing Mercury Mercruiser Marine Engines GM V8 454 cid 7.4L 502 cid 8.2L.
