SELOC Marine maintenance and repair manuals offer the most comprehensive, authoritative information available for outboard, inboard, stern-drive and diesel engines, as well as personal watercraft. SELOC has been the leading source of how-to information for the marine industry since 1974. Designed and written to serve the needs of the professional mechanic, do-it-yourself boat enthusiast, instructor and student, these manuals are based on actual teardowns done by Chilton Marine?s editors/authors in our on-site facility. Providing complete coverage on everything from basic maintenance to engine overhaul, every manual features: -Simple-to-follow, step-by-step, illustrated procedures -Hundreds of exploded drawings, photographs and tables -Troubleshooting sections, accurate specifications and wiring diagrams -Recognized and used by technical trade schools as well as the U.S. military Covers all 2-25 Hp, 1 and 2-cylinder, 4-stroke models. Includes 9.9 Hp 4-stroke powerhead. Over 1,030 illustrations