Mercury 50 Service Manual

BIGFOOT GEAR HOUSING
90-828631R3 MARCH 1999 Page 6B-7
Gear Housing (Driveshaft)(2.31:1 Gear Ratio)
REF.
TORQUE
REF
.
NO.
QTY. DESCRIPTION lb-in. lb-ft Nm
– 1 GEAR HOUSING (BLACK)
– 1 GEAR HOUSING (GRAY)
1
1 GEAR HOUSING (BLACK)
1
1 GEAR HOUSING (GRAY)
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
8 1 SCREW (7/16-14 x 1-1/4) 22 29.8
9 1 WASHER
10 1 CARRIER
11 1 NEEDLE BEARING
12 1 OILER TUBE
13 2 ANODE
14 1 SCREW
15 1 NUT 60 6.8
16 1 PINION GEAR (13 TEETH)
17 1 NUT 70 94.9
18 1 SHIFT CAM
19 1 TAPERED ROLLER BEARING
20 AR SHIM ASSEMBLY
21 1 DRIVESHAFT ASSEMBLY
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
36 1 SHIFT SHAFT ASSEMBLY
37 1 E-RING
38 1 BUSHING ASSEMBLY
39 1 O-RING
40 1 OIL SEAL
41 2 SCREW (M6 x 25) 60 6.8

Mercury 50 Specifications

General

Horsepower	50 hp
Cylinders	3
Steering	Remote
Starting	Electric
Displacement	995 cc
Fuel Induction System	EFI (Electronic Fuel Injection)
Alternator Output	18 amp
Shaft Length	20" / 508 mm
Dry Weight	112 kg
Engine Type	4-Stroke