Craftsman 917.270512 - Manual (Page 56)

TRACTOR - > MODEL NUMBER 917.270512
BRIGGS & STRATTON ENGINE-MODEL NUMBER 287707, TYPE NUMBER 1255-E
KEY PART
NO. NO.
1
2
3
4
5
7
8
9
10
11
12
13
15
16
20
22
23
24
25
26
27
28
29
33
34
35
37
40
45
46
51
496412
399265
391086
494238
495858
272614
495735
27803
94621
281246
271916
271997
271996
94728
94239
495162
94196
291675
94624
492326
222698
495860
495977
495978
495979
495854
495852
495851
495855
263129
498319
494504
495490
32 94695
32A 94648
495856
495857
262811
224502
224641
262411
496884
272465
52 272569
DESCRIPTION
Cylinder Assembly
Bering, Cylinder
•Seal, Oil
Base, Engine
Head, Cylinder
***Gasket, Cylinder Head
Breather Assembly
•Gasket, Valve Cover
Screw, Sems
Tube, Breather
•Gasket, Crankcase Cover,
l/B^"-
•Gasket, Crankcase Cover,
.005’
•Gasket, Crankcase Cover,
.009”
Screw, Cylinder Head
Plug, Oil Drain
Crankshaft
Timing Gear Key
•Seal, Oil
Screw, Sems, Base Mounting
Flywheel and Ring Gear
Assembly, Magneto
Key, Fly>^eel
Piston Assembly, Standard Size
Piston Assembly, .01 O'
Oversize
Piston Assembly, .020”
Oversize
Piston Assembly, .OSO*
Oversize
Ring Set, Piston, Standard Size
Ring Set, Piston. .010” Oversize
Ring Set, Piston, .020” Oversize
Ring Set, Piston, .030” Oversize
Lock, Piston Pin
Pin Assy., Piston, Standard Size
Rod Assembly, Connecting
Rod Assembly, Connecting,
.020” Undersize Crankpin Bore'
Screw, Hex Vlfasher Head, 1-
57/64
Screw, Hex Washer Head, 1-
5/8
Wilve, Exhaust
Wilve, Intake
Spring, Valve
Guard, Flywheel
Retainer, Valve Spring
TappeL Valve
Gear, Cam
"••Gasket, Carburetor
(Carburetor to EBiow)
•"Gasket Carburetor
(Elbow to Cylinder)
KEY PART
NO. NO.
53
73
75
78
93
95
98
104
105
106
108
111
117
118
121
123
125
127
130
131
133
137
138
141
142
164
166
171
187
188
192
201
209
216
219
94637
224948
225136
94626
281346
94098
495800
231789
231855
231854
224540
262719
232118
232119
498030
499233
94913
499153
224539
494379
494381
281165
281164
495931
232117
214047
94555
281051
492790
224
225
227
230
232
238
240
265
NOTE:
94627
492160
262767
260695
262766
490815
495611
94729
495157
493935
94927
262785
262836
394358
221535
DESCRIPTION
Stud, Carburetor Mounting
Screen, Rush Rotating
Washer, Spring
Screw, Sems
Bushing, Throttle Shaft
••Screw, Throttle
Screw, Idle Speed
••Pin, Float Hinge
••Valve Float
"Seat, Inlet Wilve
Valve, Choke .
Spring, Choke
Jet Main (Std.)
Jet Main (Hi-Alt.)
Valve, Needle
Carburetor Overhaul Kit
Screw, Elbow Mounting
Carburetor Assembly
••Plug, Welch (Sold in Wt Onl;
\felve. Throttle ~
Shaft and Lever, Throttle
Float, Carburetor
""Gasket, Roat Bowl
""Washer, Bowl
Shaft and Lever, Choke
Nozzle, Carburetor
Elbow, Carburetor
Stud, Rocker Arm
NuL Air Cleaner Mounting
Line, Fuel (11" Long, Cut to
Suit)
Screw, Hex Head, 3/4
Screw Assembly, Rocker Arm
Link, Governor
Spring, Governor
Link, Choke
Gear, Governor
Plate, GovemorControl
Screw, Sems, Air Cleaner
Crank, Governor
Lever Assembly, Governor
Washer, Goveroor Crank
Spring, Governor Link
C^, Valve
RIter, Fuel (In Fuel Line)
Clamp, Casing
All component dimensions given in U.S. inches
1 inch = 25.4 mm
included In Gasket Set (495993) -
Included In Carburetor Kit (499233)
Included In Both Gasket Set (495993) arxl
Valve Overhaul Kit (495992)
Included In Gasket Set (495993), Carburetor Ki
(499233) and Carburetor Gasket Set (494385)
56