1984 Mercury Mercruiser Marine Engines All 4 Cylinder Gm 6 Cylinder Gm V-8 Cylinder Workshop Service Repair Manual PDF Download

This manual can be used by anyone from a first time owner/amateur to a professional technician.Easy to read type,And give you all the information needed to do the procedure correctly.

MODELS COVERED:

MODEL - SERIAL NUMBER
-- MCM 120 - S/N: 4952701 - 6255465
-- MCM 120R - S/N: 6255466- 6853913
-- MCM 140 - S/N: 4918570 - 6256954
-- MCM 140R - S/N: 6256955 - 6852269
-- MCM 165 - S/N: 4884835 and Above
-- MCM 470 - S/N: 4886620 - 6218036
-- MCM 470R - S/N: 6218037 - 6902287
-- MCM 485 - S/N: 5685394 and Above
-- MCM 488R - S/N: 6170297 - 6899057
-- MCM 898 - S/N: 4887830- 6218461
-- MCM 898R - S/N: 6218462 - 6899057
-- MCM 228 - S/N: 4902305 - 6225266
-- MCM 228R - S/N: 6225267 - 6899268
-- MCM 260 - S/N: 4908850- 6227756
-- MCM 260R - S/N: 6227757 - 6890705
-- MCM 330 - S/N: 4889680 - 60831 44
-- MCM 330 (8-W) - S/N: 6083145- 6920831
-- MCM 370/ 400 - S/N: 4883520- 6721534
-- MCM 400 Cyclone - S/N: 5669232 - 6844266
-- MCM 440 Cyclone - S/N: 6181070 - OA429860
-- MCM 460 Cyclone - S/N: 6180970-6181039
-- MCM 475 Turbo - S/N: 5670797 and Below
-- MCM 470TR - S/N: All (Note 1)
-- MCM 230TR - S/N: 6901029 and Below (Note 1)
-- MCM 260TR - S/N: 6885891 and Below (Note 1)
-- MIE 470 - S/N: All
-- MIE 228 - S/N: 4931100 - 5907057
-- MIE 230 - S/N: 5907058 - 6901 029
-- MIE 255 - S/N: 4924565 - 5907057
-- MIE 260 - S/N: 5907058- 6885891
-- MIE 330 - S/N: 4890180 - 5889913
-- MIE 340 - S/N: 5889914- OA307952

NOTICE
Refer to appropriate Stern Drive Service Manual" for Transom Assembly and Stern Drive Unit Repair.


TABLE OF CONTENTS:

1 - IMPORTANT INFORMATION / TROUBLESHOOTING
A - General Information
B - Maintenance
C - Troubleshooting

2 - REMOVAL-INSTALLATION-ALIGNMENT
A - MCM 120 / 140 / 165
B - MCM 120R / 140R Driveshaft Extension Models
C - MCM 470 / 485 / 488
D - MCM 898 / 228 / 260
E - MCM 898 / 228 / 260 Driveshaft Extension Models
F - MCM 330TR / TRS with Mercury Marine Transmission
G - MCM 330 (B-W) TR / TRS
H - MCM 370 / 400TRS and Hi-Performance Engines
I - MIE 470 / 228 / 230 / 255 / 260 / 330 / 340

3 - ELECTRICAL SYSTEM
A - Starting System
B - Ignition System
C - Charging System
D - Instrumentations
E - Electrical Kits
F - Wiring Diagrams

4 - FUEL SYSTEMS
A - Fuel Delivery System and Fuel Pumps
B - Rochester 2 Barrel
C - MerCarb 2 Barrel
D - Rochester 4 Barrel
E - Holley 4 Barrel

5 - EXHAUST SYSTEM
A - Exhaust Manifolds/ Elbows
B - Exhaust Risers
C - Exhaust Collectors

6 - ENGINE
A - GM In-Line
B - Mercury Marine 4 Cylinder Engine
C - GM V-8

7 - COOLING SYSTEM
A - Seawater Cooled Models
B - 470 / 485 / 488
C - Closed Cooled Models

8 - DRIVE SYSTEMS
A - Velvet Drive (Borg-Warner) Transmission
B - Mercury Marine Transmission
C - Driveshaft Models / Propeller Shaft

9 - POWER STEERING SYSTEM


Keep this shop manual handy and use it often. Performing routine