The Yamaha LF300CA outboard motor, introduced in April 2010, represents a powerful and reliable option for marine propulsion. Featuring a 4.2L V6 engine with fuel injection and electronic ignition, this motor delivers 300 horsepower. It is designed for demanding marine applications, offering robust performance and efficiency. The LF300CA is available with L (25-inch) and X (30-inch) shaft lengths, catering to various boat configurations. Its engineering prioritizes durability and smooth operation, making it a trusted choice for boaters seeking exceptional power and longevity on the water. This Factory Service Manual provides comprehensive guidance for the maintenance and repair of the Yamaha LF300CA outboard motor. It covers essential procedures, technical specifications, and troubleshooting information necessary for optimal performance and longevity. Within these pages, you will find detailed instructions presented in a sequential, step-by-step format, complemented by exploded diagrams to aid in disassembly and reassembly. This manual is an indispensable resource for owners, technicians, and mechanics, ensuring that the LF300CA can be properly serviced and maintained throughout its operational life.