PARTS Lists

Part

Description

Qty

A1

Belt Guard

1

A2

Air Pump

1

A4

Gasoline Engine

1

A5

Engine Mounting Bolt

12

A6

Lock Washer

12

A7

Flat Washer

12

A8

Nut

12

A9

Belt

2

A10

Belt Pulley (Engine)

1

A11

Key

1

A13

Pilot/Unloader Valve with Cable

1 set

A14

Elbow

1

A15

Safety Valve

1

A16

Air Outlet Valve

1

A17

Drain Valve

1

A18

Air Tank

1

A19

“T” Connector

2

A20

Pressure Gauge

1

A21

Air Hose

1

A22

Air Hose Connector

2

A23

Belt Cover Mount Plate

4

A24

Spark Plug Wrench

1

Part

Description-Pump

Qty

1

Key

1

2

Screw

1

3

Nut

1

4

Flywheel

1

5

Oil Seal Circle

1

6

Hex Head Bolt

16

7

Rear-front Plate

1

8

Bearing Sleeve

2

9

Bearing

2

10

Crankshaft

1

11

Gasket

1

12

Crankcase

1

13

Crankcase Bottom Gasket

1

14

Crankcase Bottom

1

15

Oil Fill Plug

3

16

Oil Drain Tube

1

17

Gasket

1

18

Oil Sight

1

19

Screw

2

20

Gasket

1

21

Rear-end Plate

1

22

Breather Vent

1

23

Gasket

1

24

Cylinder

1

25

Spring Washer

6

26

Bolt

6

27

Gasket

1

28

Cylinder Head

1

29

Gasket

2

30

Aftercooler

1

31

Connector

1

32

Elbow 90 Degree

2

33

Safety Valve

1

34

Spring Washer

4

35

Screw

4

36

Spring Washer

8

37

Screw

8

38

Gasket

1

39

Elbow

1

40

Screw

2

41

Spring Washer

2

42

Intercooler

1

43

Safety Valve

1

44

Screw

4

45

Spring Washer

4

46

Shaft Jaw (2 Per Rod)

2 set

47

Connecting Rod

2 set

48

Internal Retainer Ring

4

49

Piston Pin

1

50

LP Piston

1

51

Piston Ring

1 set

52

HP Piston

1

53

Piston Pin

1

54

Piston Ring

1 set

55

Washer

5

56

Intake Valve Plate

2 set

57

Intake Valve Plate

1 set

58

Exhaust Valve Plate

2 set

59

LP Locating Ring

3

60

HP Locating Ring

2

61

2 Hole Stopper Ring

2

62

3 Hole Stopper Ring

3

63

Gasket

3

64

Bonnet

3

65

Spring Washer

3

66

Screw

3

67

Air Pump Filter

1

68

Flywheel

1

69

Gasket

1

70

Spring Washer

2

71

Bolt

2

SKU 65204/ 99918

For technical questions, please call 1-800-444-3353.

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Harbor Freight Tools 99918, 65204 operating instructions Parts Lists, Part Description Qty, Part Description-Pump Qty