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TRACTOR ° ° MODEL NUMBER 917.274752
BRIGGS
ENGINE=MODEL
NUMBER
31P777,
TYPE
NUMBER
0299=E1
KEY
PART
KEY
PART
NO.
NO.
DESCRIPTION
NO.
NO.
DESCRiPTiON
1
697174
Cylinder Assembly
106
690577
2
399265
Kit-Bushing/Seal
(Magneto
108
690464
Side)
108A
695419
3
391086 ,,
SeaFOil (Magneto Side)
117
694352
4
697188
Sump-Engine
117A
699457
5
698147
Head-Cylinder
118
697228
7
699168 ,,+
Gasket-Cylinder
Head
118A
699458
9
697109 ,,
Gasket-Breather
121
697241
11
697113
Tube-Breather
121A
699521
12
697110 ,,
Gasket-Crankcase
125
698445
13
690360
Screw (Cylinder Head)
125A
15
690946
Hug-Oil Drain
16
697127
Crankshaft
20
690947 ,,
SeaFOil (PTO Side)
127
695005
22
692125
Screw (Crankcase Cover/Sump)
127A
690727
23
693557
Flywheel
130
691750
24
222698
Key-Flywheel
130A
699500
25
699052
Piston Assembly (Standard)
131
494379
--
699054
Piston Assembly (.020"
131A
699501
Oversize)
133
494381
26
699051
Ring Set (Standard)
133A
694914
--
697559
Ring Set (.020" Oversize)
135
698780
27
698469
Lock-Piston Pin
137
281165
28
697099
Pin-Piston
137A
698781
29
697126
Rod-Connecting (Standard)
141
495097
--
697263
Rod-Connecting (.020"
Undersize)
141A
698778
32
692852
Screw (Connecting Rod)
142
697140
33
695760
Valve-Exhaust
146
691639
34
695761
Valve-intake
187
699331
35
691279
Spring-Valve (intake)
188
691693
36
691279
Spring-Valve (Exhaust)
192
691986
37
697352
Guard-Flywheel
202
691841
40
690964
Retainer-Valve
209
692208
43
691968
Slinger-Governor/Oil
216
691840
45
690564
Tappet-Valve
222
694042
46
698492
Camshaft
227
691374
48
697762
Short Block
232
691842
50
690193
Manifold-intake
238
691843
51
692137 ,,O$+ Gasket-intake
240
394358
53
690227
Stud (Carburetor)
265
691024
54
691148
Screw (intake Manifold)
267
695134
73
697133
Screen-Rotating
276
692255
74
697897
Screw (Rotating Screen)
276A
695410
78
691003
Screw (Flywheel Guard)
304
699828
89
690283
Plug-Oil
305
697102
93
690602 O
Bushing-Throttle Shaft
305A
697103
94
498030
Kit-idle Mixture
306
697107
94A
695425
Kit-idle Mixture (Nikki)
307
691003
95
691636
Screw (Throttle Valve)
309
693551
95A
690718 Q
Screw (Throttle Valve (Nikki)
98
495800
Kitqdle Speed
,,
98A
695408
Kit-idle Speed (Nikki)
Q
104
690525 Q
Pin-Float Hinge
104A
694918 Q
Pin-Float Hinge (Nikki)
$
105
231855 Q
Valve-Float Needle
105A
696136 Q
Valve-Float Needle (Nikki)
+
Q
Seat-inlet
Valve-Choke (Manual Choke)
Valve-Choke (Nikki)
Q
Jet-Main (Standard)
Q
Jet-Main (Standard) (Nikki)
Jet-Main (High Altitude)
Jet-Main (High Altitude) (Nikki)
Kit-Carburetor Overhaul
Kit-Carburetor Overhaul (Nikki)
Carburetor
Carburetor (For Complete
Carburetor, Service with
698445)
Plug-Welch
O
Plug-Welch (Nikki)
Valve-Throttle
Valve-Throttle (Nikki)
Kit-Throttle Shaft
Kit-Throttle Shaft (Nikki)
Float-Carburetor
Float-Carburetor (Nikki)
Tube-Fuel Transfer
Q$
Gasket-Float Bowl
Q
Gasket-Float Bowl (Nikki)
Kit-Choke Shaft (Manual
Choke)
Kit-Choke Shaft (Nikki)
©
Nozzle-Carburetor
Key-Timing
Line-Fue!
Screw (Control Bracket)
Adjuster-Rocker Arm
Link-Mechanical Governor
Spring-Governor
Link-Choke
Bracket-Control
Lever-Governor Control
Spring-Governor
Cap-Valve
FiIter-FueI
Clamp-Casing
Screw (Casing Clamp)
O1:
Washer-Sealing
Washer-Sealing
Housing-Blower
Screw (B!ower Housing)
Screw (B!ower Housing)
Shield-Cylinder
Screw (Cylinder Shield)
Motor-Starter
Inciuded in Engine Gasket Set, Key. No. 358
Included in Carburetor Overhaul Kit, Key. No.
121
Included in Carburetor Gasket Set, Key. No.
977
Included in Valve Gasket Set, Key. No. 1095
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
53
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