Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 266Get this manual
Gear Housing Components 1 Gear Housing
3 Fill Plug
4 a-Ring Vent Plug
6Dowel PinRoller Bearing
8 Speedometer FittingDrive Shaft
10- Shim 11 Bearing and Cup
13 Piniofl Gear 14- Washer 15- Nut 16 Face Plate 17 Carrier
18- 0il Seal 19-0il Seal 20- aRing 21 Pump Housing 22 Gasket 23- Gasket 24 Screw
25- Impeller 26 Key
27 Coupling 28 Q-Rings
29- Shift Shaft
30- Bushing Assembly