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REPAIR
ENGINE
PARTS
18 HP 42" TRACTOR
-
MODEL NUMBER
917,257560
KEY
PART
NO.
NO.
DESCRIPTION
1
132755
2
17720410
3
137518
4
137978
5
136989
6
136988
7
138129
8
122439X
9
17190408
10
128199
11
STD551125
12
STD522507
13
8545J
14
13280336
15
13200300
16
STD551237
i7
17490624
18
137358
19
105839X
20
105838X
2t
STD551025
22
123650X
23
128953
24
17021008
27
275tR
29
137180
30
127057X
31
141069
32
123549X
33
123487X
34
106082X
35
17490512
36
19132012
37
5277J
38
.......
39
109227X
40
3645J
41
139227
42
138127
43
73610600
44
736806OO
Control Throt Rh BIk Pd115 10
Screw Hex Thd Cut 1/4-20x5/8 T
Engine B&s 18hp, Model No.
422707,
Type No. 1522-01
Muffler Exhaust
Exhaust Asm. Left
Exhaust Asmo Right
Clamp Tube Double Engine
Bracket Muffler Mounting
Screw Hex Whs Thdcut
1/4_20 Unc
Heat Shield Lt
Washer Lock Hvy. Helical 1/4
Bolt Fin Hex 1/4-20 x 3/4
Gasket Muffler
Nipple Pipe 4-1/2"
Elbow Std 90 Degree 3/8-18 Npt
Washer Lock Ext Tooth 3/8
Screw Thdroi 3/8-16xl -1/2 Tytt
Shield Pnt Heat
Receptacle 1/4 Turn Dacrotized
Retainer t/4 Turn 365odx 222id
Washer 9/32 X 5/8 X 16 Ga
Stud 1/4 Turn (replaces 105751
Shield Pnt Heat Browning Grass
Screw Tap Hex #10-24 UNC x 1/2
Clip Insulator
Arrestor Spark
Pinch Weld Hood Blk
Tank Fuel 3 50 Rear
Cap Asm Fuel W/sym Vented
Clamp Hose BIk
Spacer Pad
Screw Hexwsh Thdrol 5/16-18 x 3/4
Washer
13/32 x 1-1/4 x 12 Gao
Line Fue!
Plug Oil Drain (Order From Engine
Manufacturer)
Pad idler 1.75 x .75 x .06
Bushing
Stem Tank Fuel
Control Choke
Nut Hex 3/8-24 Unf
Nut CrownJock 3/8-16
NOTE:
Al! component
dimensions
given in U.S. inches.
1 inch = 25.4 mm
41
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