Generac GTV990 User Manual

GTV990

Engine Parts Manual

Model: 005057-0

GTV990 OHVI SERIES ENGINE Model 005057-0

2

Model 005057-0 GTV990 OHVI SERIES ENGINE

ITEM PART NO. QTY. DESCRIPTION

1 0C5730B 1 ASSY,CRANKCASE VS W/SLEEVE
2 0E9843 1 SEAL, 38 I.D. CRANKSHAFT
3 090388 2 SCREW, HHTT M6-1.0 X 12 YC
4 0C5372 1 ASSEMBLY, BREATHER
5 0C3005 1 GASKET, BREATHER COVER
6 0E3372A 1 SEPARATOR, OIL BREATHER GTV
7 0D8067A 1 ASSEMBLY, HEAD #1
8 071983 4 RETAINER, PISTON PIN 20
9 0C2981C 1 ROCKER, COVER NO OIL FILL
10 045761A 4 STUD M8-1.25/10MM X 30 G5 ZINC
11 0215330SRV 2 SET, PISTON RING 90MM
12 0E1466 2 PIN, PISTON 20 DIA X 48 L
13 0E2950 2 PISTON DISH TOP DIA 90
14 0D4041 1 ASSEMBLY, CAMSHAFT & GEAR
15 0C2983 1 SHAFT, GOVERNOR
16A 0C2985A 2 ROLLER BEARING, GOVERNOR PLATE
16B 0C2985B 1 ROLLER BEARING, GOVERNOR
17 0E2743 1 ASSEMBLY,GOVERNOR GEAR
18 0A7811 1 SPOOL, GOVERNOR MACHINED
19 0C2977 1 GASKET, CRANK CASE
20 0C5943 1 SEAL, OIL PASSAGE
21 0D8067B 1 ASSEMBLY, HEAD #2
22 0D9853D 4 PUSHROD, 147
23 021374 3 SCREW SHC M6-1.0 X 30 G8.8
24 0C2994 1 SCREEN, OIL PICKUP
25 0C2997 1 COVER, GEROTOR
26 0F0462 4 NUT W/TOOTH WSHR M8-1.25
27 0C3011 2 COVER, OIL RELIEF
28 0C3009 2 SPRING, OIL RELIEF
29 0C3010 2 BALL, 1/2D OIL RELIEF
30 093873 3 WASHER, LOCK RIB M6
31 0C2996 1 GEROTOR, OUTER
32 0C4138 2 GASKET, EXHAUST
33 0D1667 1 ARM, GOVERNOR
34 0C2991 2 E-RING, GOVERNOR ARM
35 0C2988 1 THRUST WASHER, GOVERNOR
36 0C2992 1 BUSHING, GOVERNOR LOWER
37 0C2995 1 GEROTOR, INNER

ITEM PART NO. QTY. DESCRIPTION

38 0D4788 1 PLUG, DRAIN
39 0C2993 1 SEAL, GOVERNOR SHAFT
40 0E9842 1 SEAL, 42 I.D. CRANKSHAFT
41 0C57320SRV 1 ASSEMBLY, SUMP WITH SLEEVE
42 0C3006 9 SCREW, HHFC M10-1.5 X 55
43 080318 8 SCREW HHFC M6-1.0 X 25
44 0C2978 2 GASKET, HEAD
45 0C8808 1 HOOK, LIFTING
46 0D7477A 1 ASSEMBLY, ROCKER COVER W/ BARB FOR

PULSE
47 0C2979 2 GASKET, VALVE COVER
48 086515 4 KEEPER, VALVE SPRING (SET OF 2)
49 0D2274 4 RETAINER, VALVE SPRING
50 0D3867 4 SPRING, VALVE
51 078672 2 SEAL, VALVE STEM D7
52 0C5371 4 WASHER, VALVE SPRING
53 072694 4 STUD, ROCKER ARM PIVOT
54 0D3998 4 NUT, HEX M8-1.0 G8 YEL CHR
55 0E3273 1 SCREEN C'CASE BREATHER GTV
56 0D5313 4 ROCKER ARM
57 0D6024 2 PLATE, PUSH ROD GUIDE
58 0C2976 12 SCREW HHFC M8-1.25 X 65
59 086516 2 VALVE, EXHAUST
60 0C2229 2 VALVE, INTAKE
61 083897 4 TAPPET, SOLID
*62 0D40150SRV 1 KIT, OIL RELIEF
*63 0D94190SRV 1 KIT, SUMP
*64 0E9422AESV 1 KIT, GASKET
*65 0E29500SRV 1 KIT, PISTON & RINGS
*66 0E43550SRV 1 KIT, BREATHER ASSY GTV
*67 0E27430SRV 1 KIT, GOVERNOR ASSEMBLY
*68 0D8675ASRV 1 KIT, HEAD ASSEMBLY CYLINDER 1
*69 0D8675BSRV 1 KIT, HEAD ASSEMBLY CYLINDER 2
70 0E4357J 1 ASSY C’SHAFT & GEAR 100MM
71 0E3223 2 CONNECTING ROD
73 0D6147 4 SCREW, HHFC M6-1.0 X 10mm

* See Back Cover for Itemized Kits.

3