This service repair manual covers the Mercury Mariner outboard engine models produced between 1992 and 2000, specifically focusing on the Early Mariner Models. These engines, often featuring a 2.0L inline 4-cylinder configuration delivering approximately 135 horsepower, were designed for reliable performance on the water. Their robust engineering and straightforward operation made them a popular choice for various boating applications. This manual aims to provide comprehensive information for maintaining these engines in optimal condition. The purpose of this English-language manual is to serve as an authoritative guide for owners, technicians, and mechanics. It details essential maintenance procedures, including recommended fluid types, spark plug specifications, and annual and seasonal servicing requirements. Furthermore, it offers insights into troubleshooting common issues and provides technical specifications for the outboard gearcase. By following the instructions within this manual, users can ensure the longevity, efficiency, and dependable operation of their Mercury Mariner outboard engines.