This manual covers the Mitsubishi 6G72 Engine, a V6 internal combustion engine with a displacement of 3.0 liters (2972 cc). Featuring a bore of 86.1 mm and a stroke of 84.0 mm, this engine is known for its robust engineering and versatility, often found in various vehicle applications. It utilizes Multi-Point Injection (MPI) fuel systems and comes with either SOHC or DOHC valvetrain configurations, boasting 24 valves for efficient operation. Depending on the specific application and tuning, the 6G72 engine typically produces between 170 to 240 horsepower and 230 to 270 Nm of torque. It is compatible with both automatic (4-speed or 5-speed) and manual (5-speed) transmissions, offering flexibility for different driving preferences. This comprehensive Service and Repair Manual in English provides essential information for the maintenance and repair of the Mitsubishi 6G72 Engine. It details critical procedures, technical specifications, and troubleshooting guidance necessary for optimal performance and longevity. Key areas covered include recommended oil viscosity, fluid capacities, and replacement intervals for vital components such as spark plugs and timing belts. This manual is an indispensable resource for owners, mechanics, and technicians seeking to understand, maintain, and service this engine effectively, ensuring its continued reliability and efficiency.