Mercury 90 Service Manual

3B-2 - FUEL SYSTEM 90-830234R3 DECEMBER 1997
Model Year Carburetor
Number
Main Fuel Jet Preset Idle Screw
Turns Open
115 1994/1995
S/N
0G073757
thru
0G143416
2/1/94 –
6/19/97
40 -1
-2
-3
-4
0.066 in.
0.068 in.
0.068 in.
0.070 in.
1-1/2
1-1/2
NA
NA
115 1995
S/N
0G143417
and above
6/20/94
40 -1A
-2A
-3A
-4A
0.066 in.
0.070 in.
0.070 in.
0.074 in.
1-1/2
1-1/2
NA
NA
75 ELH 1994 41 -1
-2
-3
0.052 in.
0.052 in.
0.052 in.
1/2
1-1/2
1-1/2
75 ELPTO 1995 46 -1
-2
-3
0.052 in.
0.052 in.
0.052 in.
1/2
1-1/2
1-1/2
75 MLH 1995 47 -1
-2
-3
0.054 in.
0.054 in.
0.054 in.
1/2
1-1/8
1-1/8
75 ELH 1995 48 -1
-2
-3
0.054 in.
0.054 in.
0.054 in.
1/2
1-1/4
1-1/4
65 Jet/90 1995 49 -1
-2
-3
0.062 in.
0.064 in.
0.062 in.
1/2
1-1/4
1-1/4
100 1996/1997 50 -1
-2
-3
-3A*
-4
0.048 in.
0.050 in.
0.048 in.
0.050 in.
0.052 in.
1-1/2
1-1/2
NA
NA
NA
80 Jet/115 1996/1997 51 -1
-2
-3
-3A*
-4
0.062 in.
0.062 in.
0.060 in.
0.062 in.
0.064 in.
1-1/2
1-1/2
NA
NA
NA
125 1996/1997 52 -1
-2
-3
-3A*
-4
0.070 in.
0.080 in.
0.078 in.
0.080 in.
0.082 in.
1-1/2
1-1/2
NA
NA
NA
75 ELPTO 1996/1997 59 -1
-2
-3
-3A*
0.052 in.
0.054 in.
0.052 in.
0.054 in.
1-1/8
1-1/8
1-1/8
1-1/8
75 MLH 1996/1997 60 -1
-2
-3
0.054 in.
0.054 in.
0.054 in.
1-1/4
1-1/4
1-1/4

Mercury 90 Specifications

General

Brand	Mercury
Model	90
Category	Outboard Motor
Language	English