MERCURY MERCRUISER 4.3L V6 262 CID #25 MARINE SERVICE REPAIR MANUAL 
(pdf version) 


Models Covered in This Manual 

GM V-6 262 CID (4.3L) 

This is a very comprehensive workshop manual for your MERCRUISER marine engines. This manual has been written in a format that is designed to meet the needs of Mercury Marine technicians worldwide. You will never be dissapointed with the contents of this engine workshop manual. 








Service Manual Outline 

Section 1 - Important Information 

A - General Information 

B - Maintenance 

C - Troubleshooting 

Section 2 - Removal and Installation 

A - MCM Models 

Section 3 - Engine 

A - 262 CID / 4.3L Engines 

Section 4 - Electrical Systems 

A - Starting System 

B - Ignition System 

C - Charging System 

D - Instrumentation 

E - Wiring Diagrams 

Section 5 - Fuel Systems 

A - Fuel Delivery System For Carbureted Engines 

B - Mercarb 2 Barrel Carburetor 

C - Weber 4 Barrel Carburetor 

D - SAV1 Emission Fuel System With Weber Carburetor 

E - Fuel Delivery System For Electronic Fuel Injection 

F - Fuel Injection Descriptions And System Operation 

G - Fuel Injection Disassembly And Reassembly 

H - Fuel Injection System Troubleshooting 

I - Diagnostics 

Section 6 - Cooling System 

A - Seawater Cooled Models 

B - Closed Cooled Models 

Section 7 - Exhaust System 

A - General 

B - Manifolds, Elbows and Risers 

C - Collectors 

Section 8 - Drives 

A - Drive Shaft Models 

Section 9 - Power Steering System 

A - Pump and Related Components