GTV990
Engine Parts Manual
Model: 005057-0
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Model 005057-0
GTV990 OHVI SERIES ENGINE
ITEM PART NO. QTY. DESCRIPTION
ITEM PART NO. QTY. DESCRIPTION
1
2
0C5730B
0E9843
090388
1
1
2
1
1
1
1
4
1
4
2
2
2
1
1
2
1
1
1
1
1
1
4
3
1
1
4
2
2
2
3
1
2
1
2
1
1
1
ASSY,CRANKCASE VS W/SLEEVE
SEAL, 38 I.D. CRANKSHAFT
SCREW, HHTT M6-1.0 X 12 YC
ASSEMBLY, BREATHER
38
39
40
41
42
43
44
45
46
0D4788
0C2993
0E9842
1
1
1
1
9
8
2
1
1
PLUG, DRAIN
SEAL, GOVERNOR SHAFT
SEAL, 42 I.D. CRANKSHAFT
ASSEMBLY, SUMP WITH SLEEVE
SCREW, HHFC M10-1.5 X 55
SCREW HHFC M6-1.0 X 25
GASKET, HEAD
3
4
0C5372
0C3005
0E3372A
0D8067A
071983
0C57320SRV
0C3006
080318
5
GASKET, BREATHER COVER
SEPARATOR, OIL BREATHER GTV
ASSEMBLY, HEAD #1
6
7
0C2978
0C8808
0D7477A
8
RETAINER, PISTON PIN 20
ROCKER, COVER NO OIL FILL
STUD M8-1.25/10MM X 30 G5 ZINC
SET, PISTON RING 90MM
PIN, PISTON 20 DIA X 48 L
PISTON DISH TOP DIA 90
ASSEMBLY, CAMSHAFT & GEAR
SHAFT, GOVERNOR
HOOK, LIFTING
ASSEMBLY, ROCKER COVER W/ BARB FOR
PULSE
9
0C2981C
045761A
0215330SRV
0E1466
0E2950
0D4041
0C2983
0C2985A
0C2985B
0E2743
0A7811
0C2977
0C5943
0D8067B
0D9853D
021374
10
11
12
13
14
15
16A
16B
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
47
48
0C2979
086515
2
4
4
4
2
4
4
4
1
4
2
12
2
2
4
1
1
1
1
1
1
1
1
1
2
4
GASKET, VALVE COVER
KEEPER, VALVE SPRING (SET OF 2)
RETAINER, VALVE SPRING
SPRING, VALVE
49
50
0D2274
0D3867
51
52
078672
0C5371
SEAL, VALVE STEM D7
WASHER, VALVE SPRING
STUD, ROCKER ARM PIVOT
NUT, HEX M8-1.0 G8 YEL CHR
SCREEN C'CASE BREATHER GTV
ROCKER ARM
ROLLER BEARING, GOVERNOR PLATE
ROLLER BEARING, GOVERNOR
ASSEMBLY,GOVERNOR GEAR
SPOOL, GOVERNOR MACHINED
GASKET, CRANK CASE
53
54
072694
0D3998
55
56
0E3273
0D5313
SEAL, OIL PASSAGE
ASSEMBLY, HEAD #2
PUSHROD, 147
57
58
0D6024
0C2976
PLATE, PUSH ROD GUIDE
SCREW HHFC M8-1.25 X 65
VALVE, EXHAUST
59
60
086516
0C2229
083897
SCREW SHC M6-1.0 X 30 G8.8
SCREEN, OIL PICKUP
COVER, GEROTOR
VALVE, INTAKE
TAPPET, SOLID
0C2994
0C2997
0F0462
0C3011
0C3009
0C3010
093873
61
*62
*63
*64
*65
*66
*67
*68
*69
70
0D40150SRV
0D94190SRV
0E9422AESV
0E29500SRV
0E43550SRV
0E27430SRV
0D8675ASRV
0D8675BSRV
0E4357J
0E3223
KIT, OIL RELIEF
KIT, SUMP
NUT W/TOOTH WSHR M8-1.25
COVER, OIL RELIEF
SPRING, OIL RELIEF
KIT, GASKET
KIT, PISTON & RINGS
BALL, 1/2D OIL RELIEF
KIT, BREATHER ASSY GTV
KIT, GOVERNOR ASSEMBLY
KIT, HEAD ASSEMBLY CYLINDER 1
KIT, HEAD ASSEMBLY CYLINDER 2
ASSY C’SHAFT & GEAR 100MM
CONNECTING ROD
WASHER, LOCK RIB M6
GEROTOR, OUTER
GASKET, EXHAUST
0C2996
0C4138
0D1667
0C2991
0C2988
0C2992
0C2995
ARM, GOVERNOR
E-RING, GOVERNOR ARM
THRUST WASHER, GOVERNOR
BUSHING, GOVERNOR LOWER
GEROTOR, INNER
71
73
0D6147
SCREW, HHFC M6-1.0 X 10mm
* See Back Cover for Itemized Kits.
3
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GTV990 OHVI SERIES ENGINE
Model 005057-0
159A
159B
TO #109
166
152
116
TO #95
TO #166
TO #1
"B"
162
96A
160
161
163
TO #138
TO #109
141
127
140
159C
80
"D"
116
135
142
116
125
158
136
TO #168
137
87
170
145
169
152
99
123
124
"B"
87
171
133
165
"A"
145
146
134
122
121
116
168
172
164
120
128
143
167
79
147
148
119
130
129
"B"
152
131
117
149
155
112
152
154
84
118
174
93
92
150
132
156
138
157
113
111
153
91
80
84
90
89
110
139
87
88
87
"D"
115
164
151
126
114
TO VALVE
COVER
"A"
98
176
100
109
108
TO #138
86
179
"B"
155
85
180
94
107
84
178
177
81
82
101
83
97
103
106
104
84
175
173
105
95
104
181
102
143
182
96B
144
155
174
TO #138
TO #168
4
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Model 005057-0
GTV990 OHVI SERIES ENGINE
ITEM PART NO. QTY. DESCRIPTION
ITEM PART NO. QTY. DESCRIPTION
79
80
0E7743
0D6147
047411
022097
0F6263
045756
0D6027
030340P
048031C
0C3033
0C3034
048571
0A5992
0C3032
0C3031
0C9182
0E4997
0F0911
0E7237
0F1153B
0C3016C
0E4845
082774
0C3043
0C9764
0C3026
0F6301
0C9806
035461
070185B
0C7292
0F0830
0C3019
0E5153
0C3018
0D3868
0E4804
0E0553
0D6342
0E0552
0E1150
0D9884
0D3876
049226
045770
0D6257
052857
0D3959A
048031N
0D9999
0D6021
070008
070006
049821
1
2
2
2
1
21
1
1
6
1
1
2
2
1
1
1
1
1
1
1
1
1
1
2
4
1
4
2
2
1
1
1
1
2
1
1
1
1
4
1
1
1
1
1
1
1
4
1
1
1
4
4
4
4
ASSY, IGNITION COIL 270mm CYLINDER 1
SCREW, HHFC M6-1.0 X 10mm
SCREW, HHC M6-1.0 X 16
WASHER, LOCK M6
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159A
159B
159C
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
0E3052
0E4190
0F5579
0D8559
0D7237
0E5139
0A2702
0F0106
0D1142A
0D1143
0E6037
0F1177
0C3052
022129
061906
0D6026
090072
0D6655
0C8434C
0D9863
0D9784
0E0486
0E5343
092079
0C8566
0E5113
0D1366
022471
022264
0F2094
036933
0D6311
022152
022158
030340R
0D4026
0E8951
0D4023
0E4271
022145
0F5467
086061G
029333A
0C5136
022097
0E3146
0D7815A
0D7115
0D9684A
0E4046E
0C9763
0F1155A
0F1150
1
4
4
1
1
3
1
1
1
1
2
1
1
3
2
1
1
1
1
1
4
1
1
8
4
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
4
4
4
1
4
1
1
4
1
1
MANIFOLD,INTAKE VERT 2BBL CARB
CLAMP, 3/16” COATED CABLE
SCREW, HHC W/SHLDR M5-0.8 X 20
ROD, CHOKE
81
82
83
84
PUMP, IMPULSE
ASSY, BELDEN BRACKET W/ BELLCRANK
SCREW HHFC M6-1.0 X 8mm
REGULATOR, 20 AMP
SCREW, HHTT M6-1.0X 10 YC
BRACKET, FUEL PUMP
HOSE ¼” ID X 7” LONG
85
86
FILTER, FUEL
87
88
CLAMP HOSE BAND 1/4
WASHER, M24
NUT,HEX M24
WRAPPER, LOWER CYLINDER 2
WRAPPER, UPPER CYLINDER 2
SPARKPLUG NGK #BKR4E
ASSEMBLY, GROUND WIRE
ASSY, IGNITION COIL GV-990 CYLINDER 2
WASHER, LOCK M8-5/16
89
90
SCREW, HHC M8-1.25 X 10 G8.8
WASHER, SHAKEPROOF INT M8 SS
PLATE, FAN
91
92
93
94
FAN, NYLON
SCREW, HHC M8-1.25 X 85 G8.8
LIFT HOOK, STARTER
O-RING, OIL CLR
FLYWHEEL ASSEMBLY W/ L.C. MAGNETS
CONNECTOR, GROUND WIRE
VS WIRE HARNESS
95
96A
96B
97
TUBE, DIPSTICK
30 AMP FUSE
ASSEMBLY, DIPSTICK W/ HANDLE
ROD, IDLE ADJUSTMENT
NUT, LOCK HEX M3-0.5
STATOR, OUTLINE W/ LUGS 14.25”
PLATE, BACKING GT990 WITH OIL COOL
ASSEMBLY,BREATHER TUBE GTV
KEY, WOODRUFF 4 X 19D
GASKET, MANIFOLD / PORT
PLASTITE,1/4-15 X 3/4
98
99
SCREW, SHC M10-1.5 X 75 G10.9
NUT, LOCK FL-SERRATED M10-1.5
SCREW, TAPTITE M6-1.0 X 25
SCREW, HHHC M6-1.0 X 20
WASHER NYLON 0.375” I.D.
BUSHING, GOVERNOR ROD
NUT HEX #8-32
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
COOLER, OIL
CLAMP, HOSE OETIKER 16.5mm
HOSE, 3/8” I.D. X 6” LONG
BARBED STR 1/4NPT X 3/8
FILTER, OIL BLACK 75mm LONG
NIPPLE, 3/4”-16 UNF
WASHER LOCK #8-M4
SCREW PPHM M3-0.5 X 8 SEMS
SCREW, PPHM #10-32 X 3/8”
BRACKET, THROTTLE
SWITCH, OIL PRESSURE
WRAPPER, LOWER CYLINDER 1
SCREW THTT #10-24 X 3/8”
WRAPPER, UPPER CYLINDER 1
BRACKET, SUPPORT-GOVERNOR ADJUST
HOSE, BLOWER HSG TO BREATHER
ASSY, IDLE SPEED SUPPORT BRACKET
STUD, BALL M3-0.5
WASHER, LOCK #10
NUT, HEX #10-32
HOSE ¼” ID X 10” LONG
GASKET,ARBX TO SPCR/CARB
CARBURETOR DENI GTV990
GASKET,MANIFOLD TO CARB
STARTER, DELCO REMY SD80
WASHER, FLAT M8
ASSY, GOVERNOR LEVER
SPRING, GOVERNOR
NUT, HEX M8-1.25 YELLOW ZINC
SLEEVING, ½” ID X 2” LG
ASSY, IDLE SPEED ADJUST W/ GROMMET
WASHER, FLAT M5
WASHER, LOCK M5
TIE WRAP, UL 7.4” X .19” BLK
KNOB, AIR CLEANER
WASHER, LOCK M6-1/4”
SCREW, HHC M5-0.8 X 10
ROD, GOVERNOR
SPACER, ROTATING SCREEN GUARD
GUARD, ROTATING SCREEN
SCREW, #10 SHEET METAL
SCREEN, ROTATING
NUT LOCK FLANGE M6-1.0
ADAPTOR,CARB-AIRBOX,M6 BOSSES
HOSE CLAMP, BAND 12mm I.D.
ASSY, IDLE SPEED ADJUSTMENT ROD
STUD, METRIC
HOUSING, BLOWER VERTICAL L&G
NUT, GROMMET 1/4 PLUG
ASSY, FUSE WIRE W/ RING LUG
HOUSING CONN PACKARD 56 SERIES
WASHER, FLAT M8
WASHER, LOCK M8
SCREW, SHC M8-1.25 X 30
5
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GTV990 OHVI SERIES ENGINE
Model 005057-0
6
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Model 005057-0
GTV990 OHVI SERIES ENGINE
ITEM PART NO. QTY. DESCRIPTION
ITEM PART NO. QTY. DESCRIPTION
air ClEaNEr assEMblY
MuFFlEr MouNTiNG
200
201
202
203
204
205
206
207
208
209
210
0F7642
0E3557
0E3656
022129
0E2990
0E1644
0E1680
0E4326
042907
0D6147
022145
1
1
1
2
1
4
2
1
2
2
2
CLEANER, AIR WITH MOUNTING BASE
FILTER, AIR PRIMARY
FILTER, AIR SAFETY
215
216
217
218
219
220
0E3502A
0E3502B
039253
022145
067989
0F0880
1
1
2
4
2
1
SUPPORT, MUFFLER RH
SUPPORT, MUFFLER LH
SCREW HHC M8-1.25 X 20 G8.8
WASHER FLAT 5/16-M8 ZINC
NUT, HEX FL WHIZ M8-1.25
MUFFLER, RH
WASHER LOCK M8-5/16
BRKT, AIR CLEANER SUPPORT GTV
SCREW BHSC M6-1.0 X 12 SS
CLAMP HOSE #32 1.563-2.500
HOSE AIR CLEANER GTV
SCREW HHC M8-1.25 X 16 G8.8
SCREW HHFC M6-1.0 X 10 G8.8
WASHER FLAT 5/16-M8 ZINC
212A
212B
0E0136A
0E0136B
1
1
HOOD, INLET
CLAMP, HOSE
CarburETor oVErhaul KiT — P/N TbD
CarburETor bowl GasKET KiT — P/N TbD
PART NO.
QTY.
DESCRIPTION
PART NO.
QTY.
DESCRIPTION
—
—
—
—
—
—
—
—
—
1
1
1
1
1
1
1
1
1
GASKET, MANIFOLD TO CARB GTH990
GASKET, ARBX TO SPCR/CARB H990
"O"RING, FLOAT BOWL DRAIN
ASSY, NEEDLE VALVE
—
—
—
1
1
1
"O"RING, FLOAT BOWL DRAIN
"O"RING, FLOAT BOWL
GASKET, FLOAT BOWL
SPRING, NEEDLE
PIN, NEEDLE
solENoiD, FuEl shuT oFF — 0F1932
"O"RING, FLOAT BOWL
GASKET, FLOAT BOWL
CARB BOWL FLOAT
7
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GTV990 OHVI SERIES ENGINE
Model 005057-0
oil rEliEF KiT — 0D40150srV
hEaD assEMblY KiT - CYl #1 —
0D8675asrV
PART NO.
0C3009
0C3010
QTY.
DESCRIPTION
2
2
2
SPRING, OIL RELIEF
BALL, 1/2D OIL RELIEF
COVER, OIL RELIEF
PART NO.
0C2229
0C2976
0C2978
0C2979
0C3043
0C4138
0C5371
0D2274
0D3867
0D3998
0D5313
0D6024
0D8067A
0D9853D
072694
078672
086515
086516
QTY.
DESCRIPTION
VALVE, INTAKE
1
6
1
1
2
2
2
2
2
2
2
1
1
2
1
1
2
1
0C3011
SCREW, HHFC M8-1.25 X 65
GASKET, CYLINDER HEAD
GASKET, VALVE COVER
GASKET, INTAKE PORT
GASKET, EXHAUST PORT
WASHER, VALVE SPRING
RETAINER, VALVE SPRING
SPRING, VALVE
suMP KiT assEMblY — 0D94190srV
PART NO.
0C2988
0C2991
0C2992
0C3009
0C3010
0C3011
0D1667
0E9842
090388
QTY.
DESCRIPTION
THRUST WASHER
1
2
1
2
2
2
1
1
2
E-RING, GOVERNOR ARM
BUSHING, GOVERNOR LOWER
SPRING, OIL RELIEF
NUT, HEX M8-1.0 G8 YEL CHR
ROCKER ARM
BALL, 1/2D OIL RELIEF
COVER, OIL RELIEF
ARM, GOVERNOR
PLATE, PUSH ROD GUIDE
ASSY, CYL HEAD GUIDES & SEATS CYL 1
PUSHROD 147 LENGTH
STUD, ROCKER ARM PIVOT
SEAL, VALVE STEM D7
KEEPER, VALVE SPRING (SET OF 2)
VALVE, EXHAUST
SEAL CRANKSHAFT PTO SIDE
SCREW, HHTT M6-1.0 X 12 ZINC
GasKET KiT — 0E9422aEsV
PART NO.
0C2977
0C2978
0C2979
0C2993
0C3005
0C3043
0C4138
0C5943
0D4026
0D4023
0E9842
0E9843
090072
QTY.
DESCRIPTION
GASKET, C’CASE
1
2
2
1
1
2
2
1
1
1
1
1
1
hEaD assEMblY KiT - CYl #2 —
0D8675bsrV
GASKET, CYLINDER HEAD
GASKET, VALVE COVER
SEAL, GOVERNOR SHAFT
GASKET, BREATHER COVER
GASKET, INTAKE PORT
PART NO.
0C2229
0C2976
0C2978
0C2979
0C3043
0C4138
0C5371
0D2274
0D3867
0D3998
0D5313
0D6024
0D8067B
0D9853D
072694
QTY.
DESCRIPTION
VALVE, INTAKE
1
6
1
1
2
2
2
2
2
2
2
1
1
2
1
2
1
SCREW, HHFC M8-1.25 X 65
GASKET, CYLINDER HEAD
GASKET, VALVE COVER
GASKET, INTAKE PORT
GASKET, EXHAUST PORT
WASHER, VALVE SPRING
RETAINER, VALVE SPRING
SPRING, VALVE
GASKET, EXHAUST PORT
SEAL, OIL PASSAGE
GASKET, CARB TO SPACER
GASKET, MANIFOLD TO CARB
SEAL CRANKSHAFT PTO SIDE
SEAL CRANKSHAFT FLYWHEEL SIDE
O-RING 9/16 X 3/4 X 3/32
NUT, HEX M8-1.0 G8 YEL CHR
ROCKER ARM
brEaThEr assEMblY KiT — 0E43550srV
PLATE, PUSH ROD GUIDE
ASSY, CYL HEAD GUIDES & SEATS CYL 2
PUSHROD 147 LENGTH
STUD, ROCKER ARM PIVOT
KEEPER, VALVE SPRING (SET OF 2)
VALVE, EXHAUST
PART NO.
0C3005
0C5372
QTY.
DESCRIPTION
GASKET, BREATHER COVER
1
1
1
1
ASSY, BREATHER
SCREEN, C’CASE BREATHER
SEPARATOR, OIL BREATHER
086515
086516
0E3273
0E3372A
PisToN KiT — 0E29500srV
GoVErNor KiT assEMblY — 0E27430srV
PART NO.
0E1466
0E2950
QTY.
DESCRIPTION
PART NO.
0A7811
QTY.
DESCRIPTION
2
2
2
2
4
2
4
PIN, PISTON 20 DIA X 48
PISTON, 8.5:1 90MM DIA LOW COMPR
RING, PISTON TOP 90MM
RING, PISTON 2ND 90MM
RING, OIL RAIL 90MM
1
2
1
1
SPOOL, GOVERNOR MACHINED
BEARING ROLLER GOV TOP
BEARING ROLLER GOV W/ROLLERS
ASSY, GOV GEAR-LIGHT FLYWGT
0C2985A
0C2985B
0E2743
021533A
021533B
021533C
021533D
071983
RING, OIL SPACER 90MM
RETAINER, PISTON PIN 20
Manual No. 0F6887
Revision B (12/22/05)
Printed In U.S.A.
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