Mercury 25 HP Outboard Service & Repair Manuals

Browse our collection of Mercury 25 HP outboard manuals, with 30+ listings covering this popular engine size across several decades. Mercury’s 25 HP outboards are a common sight among anglers, valued for their fuel economy and reliability, and this collection includes manuals for Mercury and Mercury Mariner models from the early 1980s into the mid-2000s.

Older 2-stroke motors in particular need regular attention to keep running well. A manual for your specific outboard helps you handle that upkeep yourself and keep costs down, whether you service your engine at the dock or in the shop.