Mercury 90 Service Manual

90-830234R3 DECEMBER 1997 LOWER UNIT - 6A-5
Gear Housing (Drive Shaft)
REF.
TORQUE
REF
.
NO.
QTY. DESCRIPTION lb. in. lb. ft. N·m
1 1 GEAR HOUSING
2 1 DOWEL PIN (FRONT)
3 2 DRAIN SCREW 60 6.8
4 1 SCREW (MAGNETIC) 60 6.8
5 3 WASHER–Sealing
6 1 DOWEL PIN (REAR)
7 1
TRIM TAB (USE W/GH W/O ANODES)
8 1
TRIM TAB (USE W/GH WITH ANODES)
9 1 SCREW (7/16-14 x 1-1/4) 22 29.8
10 1 WASHER
11 1 CARRIER
12 1 OILER TUBE
13 2 ANODE
14 1
SCREW DESIGN II
15 1 NUT 60 6.8
16 1 PINION GEAR
17 1 NUT 70 95.0
18 1 SHIFT CAM
19 1 TAPERED ROLLER BEARING
20 1 SHIM ASSEMBLY
1
DRIVE SHAFT ASSEMBLY (LONG–32 IN.)
21
1
DRIVE SHAFT ASSEMBLY (LL–34-1/2 IN.)
1
DRIVE SHAFT ASSEMBLY (X-LONG–37 IN.)
22 1 WEAR SLEEVE ASSEMBLY
23 1 COVER ASSEMBLY
24 1 GASKET
25 1 OIL SEAL (LOWER)
26 1 OIL SEAL (UPPER)
27 1 GASKET
28 1 GASKET
29 1 WATER PUMP ASSEMBLY
30 1 FACE PLATE
31 4 SCREW (M6 x 30) 60 6.8
32 1 SEAL
33 1 KEY
34 1 IMPELLER
35 6 SCREW (M6 x 25) 60 6.8
1
SHIFT SHAFT ASSEMBLY (LONG–12 IN.)
36
1
SHIFT SHAFT ASSEMBLY (LL–14-1/2 IN.)
1
SHIFT SHAFT ASSEMBLY (X-LONG–17 IN.)
37 1 E-RING
38 1 BUSHING ASSEMBLY
39 1 O-RING
40 1 OIL SEAL
41 2 SCREW (M6 x 25) 35 4.0

Mercury 90 Specifications

General

Brand	Mercury
Model	90
Category	Outboard Motor
Language	English