Section 9 — Exploded Views and Parts Lists

Commercial-Industrial-Residential Portable Generator System

GT-990 & GT-760 Engine (Page 1) – Drawing No. 0E8589-N

ITEM

PART NO.

QTY.

DESCRIPTION

 

ITEM

PART NO.

QTY.

DESCRIPTION

1

0C5729

1

ASSEMBLY, CRANKCASE HOUSING WITH

36

0C5731

1

ASSEMBLY, HOUSING COVER WITH

 

 

 

SLEEVE

 

 

 

 

SLEEVE

2

0E9843

1

SEAL, 38 I.D. CRANKSHAFT

37

0C3006

10

SCREW, HHFC M10-1.5 X 55

3

090388

3

SCREW, TAPTITE M6-1.0 X 12 BP

38

080318

8

SCREW HHFC M6-1.0 X 25

4

0C5372

1

ASSEMBLY, BREATHER

39

0C8808

2

HOOK, LIFTING

5

0C3005

1

GASKET, BREATHER COVER

40

0D2723D

1

COVER, ROCKER W/OIL FILL "GENERAC"

6

0E3372B

1

SEPARATOR, OIL BREATHER

 

 

 

 

TEXT

7

0D8067A

1

ASSEMBLY, HEAD #1

41

0C2979

2

GASKET, VALVE COVER

8

071983

4

RETAINER, PISTON PIN 20

42

086515

8

KEEPER, VALVE SPRING

9

0G0693

1

ASSY, ROCKER COVER W/BARB

43

0D2274

4

RETAINER, VALVE SPRING

10

043790A

1

BARBED EL 90 3/8NPT X 3/8 W/ VS

44

0D3867

4

SPRING, VALVE

11

0E2950

2

PISTON, LC (GT-990)

45

078672

2

SEAL, VALVE STEM D7

 

0E2985

2

PISTON, HC (GT-760)

46

0C5371

4

WASHER, VALVE SPRING

12

021533

2

SET, PISTON RING 90MM

47

072694

4

STUD, ROCKER ARM PIVOT

13

0E1466

2

PIN PISTON

48

0C3027

2

O-RING, 3/8" X 1/2"

14

0D4041

1

ASSEMBLY, CAMSHAFT & GEAR

49

0D5313

4

ROCKER ARM

15

0D4788

2

PLUG STD PIPE 3/8 STEEL SQ HD

50

0D3998

4

NUT, HEX M8-1.0 GB YELLOW CHROM

16

093064

1

ASSEMBLY, OIL FILL CAP

51

0D6024

2

PLATE, PUSH ROD GUIDE

17

0C2977

1

GASKET, CRANK CASE

52

0C2976

12

SCREW HHFC M8-1.25 X 65

18

0C5943

1

SEAL, OIL PASSAGE

53

086516

2

VALVE, EXHAUST

19

0E4357E

1

ASSEMBLY, CRANKSHAFT HORIZONTAL

54

0C2229

2

VALVE, INTAKE

 

 

 

DIRECT DRIVE (GT-990)

55

083897

4

TAPPET, SOLID

 

0E4356E

1

ASSEMBLY, CRANKSHAFT HORIZONTAL

56

0D8067B

1

ASSEMBLY, HEAD #2

 

 

 

DIRECT DRIVE (GT-760)

57

0D9853D

4

PUSHROD 147

20

0E3223

2

ASSEMBLY, CONNECTING ROD (GT-990)

58

0C2978

2

GASKET, HEAD

 

0E3222

2

ASSEMBLY, CONNECTING ROD (GT-760)

59

0D6008

1

KIT GEAR COVER

21

0D2157

2

SCREW SHC M6-1.0 X 50 G8.8

60

0D4010

1

KIT GASKET

22

0E6098

1

SCREEN, OIL PICKUP

61

0D6007

1

KIT PISTON & RINGS

23

0D4123A

1

ASSEMBLY, OIL PUMP

62

0D4012

1

KIT BREATHER ASSEMBLY

24

0E8152

1

O-RING, 0.49 ID X 0.07 THICK

63

0D8675A

1

KIT HEAD ASSEMBLY CYLINDER 1

25

0C3011

2

COVER, OIL RELIEF

64

0D8675B

1

KIT HEAD ASSEMBLY CYLINDER 2

26

0C3009

2

SPRING, OIL RELIEF

65

0D4015

1

KIT OIL RELIEF

27

0C3010

2

BALL, 1/2D OIL RELIEF

 

 

 

 

 

28

093873

2

WASHER, LOCK RIB M6

 

Item 59 (Kit) includes items 3, 30, 35, 65

29

0F5458

1

SCREW, PLASTITE HI-LOW #10

 

Item 60 (Kit) includes items 2, 5, 17, 18, 34, 35, 40, 57, 139, 153.

30

0C5998

1

CLAMP, OIL TUBE

 

Item 61 (Kit) includes items 8, 11, 12, 13

31

0D4497

1

PLUG-CRANKCASE GOVERNOR BORE

 

Item 62 (Kit) includes items 4, 5, 6

32

0C3971E

1

ASSEMBLY, DIPSTICK WITH HANDLE

 

Item 63 (Kit) includes items 7, 41, 42, 43, 44, 45, 46, 47, 49, 50, 51, 52,

33

0D3745

1

TUBE, DIPSTICK

 

 

 

53, 54, 57, 58

 

Item 64 (Kit) includes items 41, 42, 43, 44, 45, 46, 47, 49, 50, 51, 52, 53,

34

0C3027

3

O-RING, OIL CLR

 

 

 

 

54, 56, 57, 58

35

0E9842

1

SEAL, 42 I.D. CRANKSHAFT

 

 

 

 

Item 65 (Kit) includes items 25, 26, 27

 

 

 

 

 

35

Page 37
Image 37
Generac 005308-0 owner manual QTY Description