This manual covers the 175 and 250 Stiletto motorcycle models. A Spanish manufacturer, was renowned for its innovative two-stroke engines and sporty performance, often excelling in trials and motocross. The Stiletto models, produced primarily in the late 1960s and early 1970s, represented the brand's entry into the lightweight street motorcycle segment, emphasizing agility and a spirited ride, competing with other European performance bikes of the era. These air-cooled, two-stroke machines, available in 175cc and 250cc displacements, typically featured a 5-speed transmission and a wet multi-plate clutch, designed for a strong mid-range torque delivery. This comprehensive service repair workshop manual provides detailed A-Z coverage for all Stiletto models. It is designed to assist owners and technicians with every aspect of maintenance and repair, from routine checks and adjustments to complex engine overhauls and electrical system troubleshooting. The manual includes in-depth procedures for engine, transmission, chassis, and electrical systems, supported by highly detailed exploded diagrams and illustrations. Key areas covered include engine removal and installation, fuel and cooling systems, drivetrain, suspension, braking, and bodywork, along with essential troubleshooting guides and technical specifications.