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REPAIR PARTS
TRACTOR--
MODEL
NUMBER
917.258271
BRIGGS & STRATTON
ENGINE - MODEL NUMBER 42E707, TYPE NUMBER 1831-A1
KEY PART
KEY PART
NO, NO.
DESCRIPTION
NO. NO.
DESCRIPTION
1
497074
Cylinder Assembly
2
399265
Bushing
3
391086
* Seat, Oil
4
493304
i
Sump,
Engine
5
493457
Head, Cylinder #1
5A
493458
Head, Cylinder #2
7
271867
* Gasket, Cylinder Head #1
7A
271868
* Gasket, Cylinder Head #2
8
495754
-
Breather Assembly #I
8A
9
10
10A
1I
12
13
15
16
2O
22
23
24
25
26
27
28
29
32
33
34
35
36
40
41
42
45
46
5O
51
51A
52
53
27803
94382
i94830
280225
273208
271188
271189
94565
94239
394028
i
194196 :
291675
94724
491180
222698'
498584! _
498585
498586
498587
394959
394960:
394961.::_
394962
263129
498319
391286
394306
397158
94671
390420
261528
:
65906
26828
'
221596
292260
494553
261368
214484
213290
222892
Cover, Breather Cylinder #2
:(Used Only on Key #572,
ii
Air Baffle with Holes for Mounting)
* Gasket, Breather
:Screw, Sems
Screw, Sems
Tube, Breather
* Gasket, Crankcase, .015" Thick
* Gasket, Crankcase, .005" Thick
* Gasket, Crankcase, .009" Thick
Screw, Cylinder Head
Plug, Oil Drain
Crankshaft
Timing Gear Key
* Seal, Oil
Screw, Sems
Flywheel
Key, Flywheel
Piston Assembly, Standard Size
Piston Assembly, .010" Oversize
Piston Assembly, .020" Oversize
Piston Assembly, .030" Oversize
Ring Set, Standard Size
Ring Set, .010" Oversize
Ring Set, .020" Oversize
Ring Set, .030" Oversize
Lock, Piston Pin
Pin, Piston, Standard Size
Pin, Piston, .005" Oversize
Rod, Connecting, Standard Size
Rod, Connecting, .020" Undersize
Screw, Connecting Rod
Valve, Exhaust
Valve, Intake
Spring, Valve, Intake
Spring, Valve, Exhaust
Retainer, Valve, Intake
Retainer, Valve, Exhaust
Keeper, Valve
Tappet, Valve
Gear, Cam
Manifold, Intake
271412
.... Gasket, Carburetor Mounting
281411
Spacer, Carburetor
270884
/_Gasket, Intake Manifold Mounting
93970
Screw, Hex Head,
Carburetor to Manifold
ii
54
93208
75
222511
78
95039
90
499169
91
499281
93
231209
94
491538
95
93499
96
221939
97
392672
9891920
99
26157
!02
271607
103
29851
104
231435
105
394683
107
491543
108
225373
109
392673
116
280474
117
232018
232022
119
94152
121
491539
127
223472
161
496599
165
94289
187
299146
188
94627
201
262683
202
262684
203
280997
206
94298
207
262337
205
93971
209
262352
209A
261563
2t9
394348
219A
393415
220
222773
222
491282
224
94297
Screw, Phillips
Washer, Spring
Screw, Hex
Carburetor
Body Assembly Upper
Bushing, Throttle Shaft
** Valve, Idle Adjust
Screw, Sems
Valve, Throttle
Shaft, Throttle
Screw, Fillister Head
Spring, Throttle Adjust
** Gasket, Carburetor Body
Float, Carburetor
** Pin, Float Hinge
** Valve, Needle
Body Assembly, Lower
Valve, Choke
Shaft, Choke
* O-Ring
Jet, Needle Valve, Fixed
Jet, Needle Valve, Fixed,
High Altitude
Screw, Hex Head
Carburetor Kit
**Plug, Welch
Base, Air Cleaner
Nut, Wing
Line, Fuel, 28" Long (Cut to Suit)
Screw
Link
Link
Crank, Bell
Nut
Spring, Control Rod
Screw, Hex Head
Spring, Governor
Spring, Governor Idle
Gear, Governor
Oi! Slinger
Washer, Thrust
Bracket, Control
Screw, Torx_
*
Included in Gasket Set (495868)
**
Included in Carburetor Kit (491539)
***
Included in Carburetor Kit (491539),
and Pump Repair Kit (393397)
....
included in Gasket Set (495868),
and Carburetor Kit (491539)
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
54:1 ¸
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