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TRACTOR
- - MODEL
NUMBER
917.272862
BRIGGS & STRATTON ENGINE-MODEL
NUMBER 407777,TYPE
NUMBER 0171-E1
KEY
PART
KEY
PART
NO.
NO.
DESCRIPTION
NO.
NO.
DESCRIPTION
1
690231
Cylinder Assembly
125
499804
Carburetor
2
499585
Kit-Bushing/Seal
(Magneto Side)
130
690993
Valve-Throttle
3
391086
*Seal-Oil (Magneto Side)
131
499805
Kit-Throttle Shaft
4
690069
Sump-Engine
133
499806
Float-Carburetor
5
693998
Head-Cylinder (Cylinder 1)
135
499803
Tube-Fuel Transfer
5A
693999
Head-Cylinder (Cylinder 2)
137
690994
Q_:Gasket-FIoat Bowl
7
690962
*+Gasket-Cylinder
Head
141
499807
Kit-Choke Shaft
8
499601
Breather Assembly
142
499808
QNozzle-Carburetor
9
690937
*Gasket-Breather
146
690979
Key-Timing
10
690960
Screw (Breather Assembly)
150
690995
Q_:Gasket-Nezzle
11
690942
Tube-Breather
160
690996
Retainer-Solenoid
12
690945
*Gasket-Crankcase
163
691001
*+Gasket-Air Cleaner
13
690360
Screw (Cylinder Head)
165
693148
Nut (Ring Gear)
15
690946
Plug-Oil Drain
187
691050
Line-Fuel (Cut to Required
16
691047
Crankshaft
Length)
20
690947
*Seal-Oil (PTO Side)
187A
693180
Line-Fuel (Molded)
22
694966
Screw (Engine Sump)
188
690960
Screw (Control Bracket)
23
691053
Flywheel
192
690083
Adjuster-Rocker
Arm
24
222698
Key-Flywheel
209
697674
Spring-Governor
25
499588
Piston Assembly (Standard)
211
691019
Spring-Governed
Idle
499589
Piston Assembly (.010" Over-
212
695238
Link-Throttle
size)
213
691021
Bracket-Choke Control
499590
Piston Assembly (.020" Over-
216
691022
Link-Choke
size)
219
698231
Gear-Governor
499591
Piston Assembly (.030" Over-
220
690412
Washer (Governor Lever)
size)
222
698761
Bracket-Control
26
499604
Ring Set-Piston (Standard)
227
691048
Lever-Governor Control
499605
Ring Set-Piston (.010" Oversize)
231
690718
Screw (Choke Valve)
499606
Ring Set-Piston (.020" Oversize)
240
691035
Filter-Fuel
499607
Ring Set-Piston (.030" Oversize)
250
690957
Retainer-Breather
27
690975
Lock-Piston Pin
252
690956
Collector-Oil
28
690229
Pin-Piston
265
691024
Clamp-Casing
29
499583
Rod-Connecting
267
695134
Screw (Casing Clamp)
32
690976
Screw (Connecting Rod)
276
690997
*O+Washer-Sealing
33
499596
Valve-Exhaust
287
690960
Screw (Dipstick Tube)
34
499597
Valve-Intake
304
695277
Housing-Blower
35
690963
Spring-Valve (Intake)
305
691005
Screw (Blower Housing)
36
690963
Spring-Valve (Exhaust)
309
691262
Motor-Starter
40
690964
Retainer-Valve
310
691263
Bolt-Starter Motor
42
499586
Keeper-Valve
311
497608
Brush Set
45
690977
Tappet-Valve
332
691059
Nut (Flywheel)
46
690978
Camshaft
333
691060
Armature-Magneto
48
698178
Short Block (407777-0122-E2
334
691061
Screw (Magneto Armature)
Replacement Engine)
337
691043
Spark Plug
50
695241
Manifold-Intake
358
694012
Set-Engine Gasket
51
690950
* QSGasket-tntake
363
691062
Flywheel Puller
53
690951
Stud (Carburetor)
383
690966
Wrench-Spark
Plug
54
695240
Screw (Intake Manifold)
385
690960
Screw (Fuel Pump)
73
691055
Screen-Rotating
387
808656
Pump-Fuel
74
691057
Screw (Rotating Screen)
404
690442
Washer (Governor Crank)
75
691056
Washer (Flywheel)
405
697820
Screw (Back Plate)
89
690283
Plug-Oil
418
690999
Plate-Carburetor
95
690718
Screw (Throttle Valve)
RPM Settings:
Low Speed: 1900-2100
98
499802
Kit-Idle Speed
High Speed: 3000-3200
104
690984
QPin-FIoat Hinge
*
Included in Engine Gasket Set, Key. No. 358
105
690985
QValve-Float Needle
Q
Included in Carburetor Overhaul Kit, Key. No.
108
690986
Valve-Choke
121
117
690232
QJet-Main (Standard)
_:
Included in Carburetor Gasket Set, Key. No. 977
118
690989
Jet-Main (High Altitude)
+
Included in Valve Gasket Set, Key. No. 1095
121
499811
Kit-Carburetor Overhaul
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
53
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