FIRMAN 439cc Engine Parts List
NO. Part Number
Crankcase Subassembly.
1
380723500
Bolt, Drain Plug
2
357723501
Washer,drain Bolt
3
357723502
Sensor, Engine Oil
4
357723503
Flg. Bolt M6×15
5
357723504
Bearing
6
357723505
Locating Pins
7
336723501
Bearing
8
357723506
Balance Shaft
9
357723507
Camshaft Assy.
10
357723508
Crankshaft
11
380723501
Gear,crank Shaft
12
357723510
Gear,drive
13
357723511
Gasket, Crankcase
14
357723512
Oil Dipstick Assy
15
357723513
Cover,crankcase
16
357723514
Seal, Oil
17
357723515
Flg. Bolt M8×40
18
357723516
Rod, Connecting
19
357723517
Clip, Piston Pin
20
357723518
Pin, Piston
21
357723519
Piston
22
380723502
Flg. Bolt M6×12
23
336723503
Air Guide Lower
24
357723521
Ring Set, Oil
25
380723503
Ring, The Second
26
380723504
Ring, The First
27
380723505
Gasket, Valve Cover
28
357723525
29
Valve Cover Assy
357723526
Bolt
30
357723527
Exhaust Valves Stud Bolt
31
357723528
Breather Tube
32
357723529
Flg. Bolt M10×80
33
357723530
Rotator, Exhaust Valve
34
357723531
Locknut
35
336723528
Adjusting Nut, Valve
36
336723529
Valve Rocker
37
357723532
38
336723556
Spark Plug
Retainer, Intake Valve
39
357723533
40
357723534
Retainer, Exhaust Valve
Spring,valve
41
357723535
42
336723537
Bolt,rocker Arm
Oil Seal,valve
43
357723536
357723537
Retainer, Valve
44
Guide Plate, Push Rod
45
357723538
380723506
Cylinder Head
46
47
380723507
Valve,in.take
380723508
Valve, Exhaust
48
49
357723542
Push Rod
357723543
Lifter,valve
50
51
357723544
Locating Pins
380723509
Gasket,cyl.head
52
53
357723546
Air Cleaner Holder
357723547
Nut M6
54
357723548
Air Intake Stud Bolt
55
357723549
56
Gskt.,insulator
357723550
Insulator, Carburetor
57
357723551
58
Gskt.,carb.
380723513
Carburetor
59
336723600
60
Choke Connector
English
Description
Qty.
NO. Part Number
1
61
336723601
2
62
357723553
2
63
336723603
1
64
336723604
2
65
336723605
2
66
357723554
2
67
357723555
2
68
336723555
1
69
357723556
1
70
357723557
1
71
357723558
1
72
357723559
1
73
357723560
1
74
357723561
1
75
357723562
1
76
357723563
2
77
357723564
7
78
336723567
1
79
357723565
2
80
357723566
1
81
336723564
1
82
357723567
7
83
357723568
1
84
357723569
1
85
336723606
1
86
357723570
1
87
357723571
1
88
357723572
1
89
336723612
1
90
380723511
2
91
357723574
1
92
357723575
4
93
357723576
1
94
357723577
2
95
357723578
2
96
357723579
2
97
357723580
1
98
357723581
1
99
357723582
1
100
336723589
2
101
336723590
2
102
336723591
2
103
336723592
336723593
2
104
1
105
357723584
336723597
1
106
1
107
357723585
336723595
1
108
2
109
357723586
357713520
2
110
2
111
336723615
357423500
1
112
1
113
357423501
357423502
1
114
2
380423503
115
380423501
1
116
380423504
1
117
1
1
1
Page 32
Description
Spring
Step Moter Holder
Step Moter
Bolt M4×8
Step Moter Cover
Gasket, Air Cleaner
Elbow, Air Cleaner
Nut M6
Clapboard
Nut M5
Element, Air Cleaner
Cover, Air Cleaner
Wind Guide, Top
Spring,governor
Spring, Throttle Valve Returning
Rod, Governor
Arm, Governor
Bolt,governor Arm
Pin, Shaft
Seal, Oil
Rocker Shim
Shaft, Governor Arm
Ignition Coil
Flg. Bolt M6x29
Wire Clip
Fan Cover Comp
Nut, Shaft
Pulley,starter
Sheath,wire
Cooling Fan
Flywheel Comp
Flg. Bolt M8×35
Starter Motor Assembly
Grip,starter
Flg. Bolt M6×8
Case Comp.,recoil Starter
Spring,starter Return
Cord
Pulley,recoil Starter
Spring,patchet
Patchet,starter
Pawl Guide
Clip Sprg.,pawl Guide
Screw,pawl Guide
Bushing, Govorner Gear
Clip, Govorner Gear
Gear, Governor
Inner Washer,gear
Gov.,gear Shaft
Gskt.,ext.
Lock Washer
Recoil Starter Set
Governing Gear Set
Air Cleaner Set
Carburetor Set
Piston Rings Set
Gasket Set
Customer Service: 1-844-FIRMAN1
Qty.
1
1
1
2
1
2
1
3
1
6
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
2
1
1
3
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1