This manual covers Suzuki Marine DT150, DT175, DT200, and DT225 outboard motors from the first generation DT Series, produced between 1987 and 2000. These 2-stroke outboard motors are designed for marine propulsion and offer reliable performance with horsepower ratings ranging from 150 HP to 225 HP, depending on the specific model. Engineered for durability and efficiency, these units are a testament to Suzuki Marine's commitment to quality in marine propulsion technology. The purpose of this Original Equipment Manufacturer Parts Manual is to provide comprehensive information for the maintenance and repair of your Suzuki Marine outboard motor. It details essential areas including part identification, technical specifications, and recommended service procedures. By utilizing the information contained herein, owners, mechanics, and technicians can ensure the longevity and optimal performance of their DT series outboard motors.