Mercury 90 Service Manual

90-830234R3 DECEMBER 1997 FUEL SYSTEM - 3B-11
Carburetor–WME-32/32A/33/34/40/40A
REF.
TORQUE
REF
.
NO.
QTY. DESCRIPTION lb. in. lb. ft. N·m
1 CARBURETOR
1
CARBURETOR 100 - WME-32/32A
1 CARBURETOR
1 CARBURETOR
1 CARBURETOR
1 CARBURETOR 115 - WME-33
1 CARBURETOR
1
1 CARBURETOR
1
1 CARBURETOR
1 CARBURETOR 115 - WME-40/40A
1 CARBURETOR
1 CARBURETOR
1 CARBURETOR
1 CARBURETOR 125 - WME-34
1 CARBURETOR
1 CARBURETOR
2 4 GASKET–fuel bowl
3 4 RETAINING RING
4
AR FUEL BOWL
4
1 FUEL BOWL (WME-40-TOP)
5 3 THROTTLE SHAFT (WME-1/3/4)
6 1 THROTTLE SHAFT (WME-2)
7 4 THROTTLE VALVE
8 4 FLOAT
9 4 FLOAT SHAFT
10 4 INLET NEEDLE VALVE
11 4 PLUG
12 4 SEAL–drain plug
13 4 GASKET–cover plate
14 4 GASKET–flange
15 8 SCREW–throttle valve 6 0.7
16 8 SCREW–cover plate 18 2.1
17 16 SCREW–fuel bowl 18 2.1
18 4 COVER PLATE
1 MAIN FUEL JET (.046) (WME-32-1/32A-1) 14 1.6
1 MAIN FUEL JET (.048) (WME-32-2) 14 1.6
1 MAIN FUEL JET (.050) (WME-33-1/32A-2) 14 1.6
2 MAIN FUEL JET (0.52) (WME-32-3/4) 14 1.6
1 MAIN FUEL JET (.054) (WME-32A-3) 14 1.6
19
2 MAIN FUEL JET (.056) (WME-33-2/3/32A-4) 14 1.6
9
1 MAIN FUEL JET (.062) (WME-33-4) 14 1.6
1 MAIN FUEL JET (.066) (WME-34-1/40-1/40A-1) 14 1.6
AR MAIN FUEL JET (.068) (WME-34-2/40-2/3) 14
(WM
E-34
-2/40
-2/3)
14
1.6
1 MAIN FUEL JET (.070) (WME-34-3/40-4/40A-2/3) 14 1.6
1 MAIN FUEL JET (.072) (WME-34-4/40A-4) 14 1.6
20 4 GASKET–nozzle well
21 4 SPRING–idle needle
22 4 SPRING–throttle return
23 4 IDLE NEEDLE
24 2 SCREW

Mercury 90 Specifications

General

Brand	Mercury
Model	90
Category	Outboard Motor
Language	English