This comprehensive service and repair manual for Mercury Mercruiser #5 stern drive units TR, TRS covers model years 1978 through 1993. It provides you with everything you need to repair, maintain, rebuild, refurbish, or restore your Mercury Mercruiser marine engines. The manual includes detailed step-by-step instructions, along with hundreds of photos, illustrations, and exploded diagrams, guiding you through each service and repair procedure. It covers complete tear down and rebuild, pictures and part diagrams, torque specs, maintenance, troubleshooting, and more. The manual is organized to provide easy access to the information you need. The table of contents includes: * **General Information:** Important Information, Maintenance, Basic Cleaning and Inspection, Power Package Layup and Recommissioning, Propellers, and Troubleshooting. * **Removal, Installation, and Adjustments:** Covers all models. * **Stern Drive Unit:** General Information, Drive Shaft Housing, and Gear Housing. * **Transom Assembly:** Covers all models. * **Power Trim:** Oildyne Power Trim Pump, Prestolite Low Pressure Power Trim Pump, Prestolite High Pressure Power Trim Pump, Trim Cylinders, and Dual Power Trim Control. * **Steering Systems:** Power Steering. This manual covers the following models: * MCM TR/TRS Transom Assembly with Power Steering, Serial Number 4922510 and above. * MCM TR/TRS Transom Assembly without Power Steering, Serial Number 4922285 and above. * MCM TR Stern Drive - Left Hand Rotation, Serial Number 5009867 and above. * MCM TR Stern Drive - Right Hand Rotation, Serial Number 5010092 and above. * MCM TRS Stern Drive - Left Hand Rotation, Serial Number 4895290 and above. * MCM TRS Stern Drive - Right Hand Rotation, Serial Number 4895730 and above. This manual is perfect for both the do-it-yourselfer and the experienced mechanic. It is your number one source for repair and service information.

The Mercury Mercruiser Number 5 Stern Drive Units TR and TRS Service Repair Manual is a comprehensive guide designed for technicians and enthusiasts working on Mercruiser stern drives manufactured between 1978 and 1993. This manual covers the widely popular Mercruiser #5 series, which encompasses a range of gasoline engines, from the compact 140hp 4-cylinder to the powerful 260hp 8-cylinder models. These stern drive units, characterized by their robust construction and reliable performance, have long been a staple in the recreational boating industry, powering countless boats from fishing vessels and family cruisers to sleek speedboats. The manual provides detailed information on the intricate workings of these stern drives, encompassing components such as the engine, transmission, drive unit, and steering system. This essential resource offers in-depth technical data and step-by-step instructions to assist with routine maintenance, troubleshooting, and even complete overhauls. It features clear diagrams, illustrations, and specifications that make identifying parts, understanding systems, and performing repairs a straightforward process. From simple tasks like oil changes and filter replacements to more complex procedures like rebuilding the transmission or replacing the drive shaft, this manual empowers individuals to tackle various maintenance and repair needs. Whether you're a seasoned mechanic, a dedicated DIYer, or simply looking to gain a deeper understanding of your Mercruiser #5 stern drive, this service repair manual serves as an invaluable reference guide, providing the knowledge and tools necessary to keep your marine engine running smoothly for years to come.