1981 Mercury 25 Hp Service Manual
1981 Mercury 25 Hp Service Manual Free
1981 Mariner by Mercury Marine 25 HP 25E This 25 H.P. Mariner by Mercury Marine outboard motor was made for the saltwater environment. The piston displacement is 26.24. The bore and stroke are 2.64' and 2.40' respectively. This outboard has starter of the electric type and power steering as well. Digi user conference. Serial Number: 695- RPM Information: 4500-5500 Your engine's RPM range is important in choosing the right propeller for a given application. For example, if you look at your tachometer at top speed and it is not within the engine's RPM range then that is generally not good.
Mercury 25 Hp Outboard Motor
This service manual has been written and published by the Service Department of Mercury. Includes the use of mechanics' common hand tools and the special Mercury Marine. Model 8 Sailmate. Model 9.9 Sailpower. Recommended Transom Height: 15″, 20″, 25″. Lookup Mercury Marine outboard motor parts by engine model and buy discount parts. 25 HP EFI (3 Cylinder) (4-Stroke) 25 HP Jet EFI (3 Cylinder) (4-Stroke). Mercury Outboard Service/Repair Manuals! No user account needed.:-) Mercury Outboard Service/Repair Manuals.
You want your RPM's to be within the proper range while at wide open throttle (WOT). Be sure to do your testing under your normal boating conditions and with a good propeller (not bent, cracked, or excessively chipped). Information on this page is provided to you as a free service of iboats.com. Because this information has come from many sources we can not guarantee its accuracy. Even if this information is the same as the original factory specs, boats are sometimes modified.
Thus, for safety and other reasons, it is a good idea to verify information here to make sure it matches up with your boat. The iboats are another excellent source of information. The iboats can likely help you find a lot of outboard information as it is arranged by subject. Engine Manual: Information on this page has come from multiple third parties and can not be guaranteed to be accurate.