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REPAIR PARTS
:'TRACTOR -- MODEL NUMBER 917.256660
BRIGGS & STRATTON ENGINE - MODEL NUMBER 42A707, TYPE NUMBER 1625-01
KEY PART KEY PART
NO, NO. DESCRIPTION NO. NO. DESCRIPTION
1 497074
2 399265
3 391086
5 493457
5A 493458
7 271867
7A 271868
8 495754
8A 222892
9
10
10A
1!
12
13
15
16
18
20
22
23
24
25
26
27
28
29
32
33
34
35
36
4O
41
42
45
46
50
51
51A
52
53
27803
94382
9483O
280225
271703
271188
271189
94565
94239
394O28
94196
493304
291675
94724
491180
222698
498584
498585
498586
498587
394959
394960
394961
394962
263129
299691
391286
394306
397158
94671
390420
261528
65906
26828
221596
292260
494553
261368
213520
213290
271412
281411
270884
93970
Cylinder' Assembly 54
Bushing 75
* Seal, Oil 78
Head, Cylinder' #1 90
Head, Cylinder #2 91
,* Gasket, Cylinder Head #1 93
-* Gasket, Cylinder Head #2 , 94
Breather.Assembly #1 , 95
Cover', Breather Cylinder #2 96
(Used Only on Key #572, 97
Air Baffle with Holes for Mounting) 98
-* Gasket, Breather 99
Screw, Seres 102
Screw, Serns 103
Tube, Breather' 104
* Gasket, Crankcase, .015" Thick 105
* Gasket, Crankcase, .005" Thick 107
* Gasket, Crankcase, ..009"Thick 108
Screw, Cylinder' Head 109
Plug, Oil Drain 116
Crankshaft 117
Timing Gear Key
Sump, Engine
* Seal, Oil 119
Screw, Sems 121
Flywheel 127
Key, Flywheel 161
Piston Assembly, Standard Size 165
Piston Assembly, _.010"Oversize 187
Piston Assembly, .020" Oversize 188
Piston Assembly, .030" Oversize 201
Ring Set, Standard Size 202
Ring Set, .010" Oversize 203
Ring Set, .020" Oversize 205
Ring Set, .030" Oversize 206
Lock, Piston Pin 207
Pin, Piston, Standard Size 209
Pin, Piston, _005"Oversize 209A
Rod, Connecting, Standard Size 219
Rod, Connecting, .020" Undersize 219A
Screw, Connecting Rod 220
Valve, Exhaust 222
Valve, intake 224
Spring, Valve, intake 227
Spring, Valve, Exhaust 229
Retainer, Valve, intake
Retainer, Valve, Exhaust
Keeper, Valve
Tappet, Valve
Gear, Cam
Manifold, Intake
.... Gasket, Carburetor Mounting
Spacer, Carburetor
-" Gasket, intake Manifold Mounting
Screw, Hex Head, .,
Carburetor' to Manifol6_,'
94764
222511
94326
495181
495035
231209
491538
93499
221939
392672
91920
26157
271607
298514
230896
394683
491543
223534
392673
280474
231338
231333
94152
491539
223472
496599
94289
299146
94627
262683
262684
280997
93971
94298
262337
262352
261563
394348
393415
222773
491282
94297
491297
62199
Screw, Sems
Washer, Spring
Screw, Sems
Carburetor'
Body Assembly, Upper
Bushing, Throttle Shaft
Valve, Idle Adjust
Screw, Sems
Valve, Throttle
Shaft, Throttle
Screw, Fiilister 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
Screw, Hex Head
Nut, Square
Spring, Control Rod
Spring, Governor
Spring, Governor idle
Gear, Governor
Oil Slinger
Washer, Thrust
Bracket, Control
Screw, Pan Head
Lever Assembly, Governor
Washer
* 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)
, included in Valve Overhaul Gasket Set (498047)
NOTE: All component dimensions given in U.S.. inches
1 inch = 25.4 mm
52
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