The 1977 Datsun 810, a mid-size sedan and wagon, represented Datsun's (Nissan's) commitment to offering a comfortable and reliable alternative in a competitive automotive market. Known for its durable engineering and spacious interior, the 810 provided a blend of value and practicality, often competing with American and European offerings of its era. This model, part of the G810 generation, featured a robust inline 6-cylinder L24 engine, typically producing around 125-135 horsepower, and was available with either a 4-speed manual or a 3-speed automatic transmission. Its design emphasized a comfortable ride and a user-friendly experience, making it a popular choice for families and individuals seeking dependable transportation.

This comprehensive Full Service Repair Manual in English is designed to guide owners, mechanics, and technicians through the intricacies of maintaining and repairing the 1977 Datsun 810. It covers all essential systems, including detailed procedures for engine overhaul, transmission repair (both manual and automatic), drivetrain, suspension, brakes, steering, and the electrical system. The manual also provides guidance on bodywork, HVAC systems, and includes essential troubleshooting charts, diagnostic procedures, and detailed specifications. By offering factory-level detail for repair and rebuilding, this manual empowers users to perform scheduled maintenance, address common issues, and restore their vehicle to optimal condition, thereby extending its lifespan and preserving its originality.