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Troy-Bilt TB490BC Parts List

4 cycle gas trimmer
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Part Numbers On Following Page
44
51
52
53
55
54
58
59
62
60
61
63
92
64
46
1
4
5
8
10
39
11
43
38
12
40
41
42
37
45
14
47
50
48
49
93
77
56
76
57
75
74
72
91
70
69
67
66
65
ENGINE PARTS - MODEL TB490BC
4-CYCLE GAS TRIMMER
(ppn - 41ADT49C063) (Serial Number 011...... and greater)
2
22B
22A
3
16
17 18
6
7
9
13
36
15
86
78
79
71
68
84
80
68
81
36B
36A
19 20
22
24
21
23
25
90
29
30
33
32
35
34
89
86
88
87
85
73
83
82
Reissued12/01
28
26
27
31

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Summary of Contents for Troy-Bilt TB490BC

  • Page 1 Part Numbers On Following Page ENGINE PARTS - MODEL TB490BC (ppn - 41ADT49C063) (Serial Number 011... and greater) 4-CYCLE GAS TRIMMER 17 18 19 20 Reissued12/01...
  • Page 2 ENGINE PARTS - MODEL TB490BC 4-CYCLE GAS TRIMMER (ppn - 41ADT49C063) (Serial Number 011... and greater) Item Part No. Description 791-182338 Engine Cover 791-182339 Engine Cover Screws 791-181025 Valve Cover Screw 791-182098 Valve Cover 791-182099 Valve Cover Gasket 791-182340 Rocker Adjustment Nut...
  • Page 3 Blade Retaining Kit (includes 34 & 42) 791-613226 Locking Rod Tool 791-682075B πShoulder Harness BOOM AND TRIMMER PARTS - MODEL TB490BC (ppn - 41ADT49C063) (Serial Number 011... and greater) 2 Piece Gearbox Assembly Parts – Item 26 791-182191 Left Housing 791-182192...