1998-2006 Yamaha F20/F25 Outboards Service Manual, Page 39Get this manual
ISPECI u-I GENERAL SPECIFICATIONS Model Item
F20AET F25AMH F25AEH F25AEHT F25AE F25AET
Worldwide
USA, CANADA
F20AMH F20AEH
Lubrication system Ignition timing FUEL AND OIL Fuel type Fuel rating Engine oil Engine oil grade Total quantity With oil filter cartridge Without oil filter cartridge Gear oil Gear oil grade Total quantity
F25MH F25EH
Degree (BTDC)
Wet sump 1030
Unleaded regular gasoline 86 91 4-stroke engine oil SE, SF, SG, SH, 10W-30, 10W-40, 20W-40 1.9 (2.011.67) 1.7 (1.80, 1.50) Hypoid gear oil 90 320 (10.8, 11 .3)