This document provides comprehensive information for the Force Outboard motor, covering models with horsepower ratings of 4, 5, 9.9, and 15. These water-cooled, gasoline-powered outboard motors utilize a magneto ignition system and offer forward, neutral, and reverse gear selection. Engineered for reliability and performance, the Force Outboard is designed for a variety of marine applications. Specific technical data, including bore dimensions, spark plug types, fuel-oil ratios, piston ring specifications, and crankshaft measurements, are detailed within this manual to ensure optimal operation. The purpose of this Factory Service Repair Manual is to guide owners, technicians, and mechanics through the maintenance, repair, and troubleshooting of the Force Outboard. It includes detailed procedures for scheduled maintenance, tune-ups, carburetor service, and fluid management, including oil capacity for the gearcase and fuel mixture. Diagnostic information and problem-solving guidance are provided to address common issues. This manual serves as an essential resource for maintaining the longevity and performance of your Force Outboard motor.