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TRACTOR -- MODEL NUMBER 917.272263
BRIGGS & STRATrON ENGINE-MODEL NUMBER 445777 TYPE NUMBER 0154-E1
KEY PART
KEY PART
NO.
NB,
DESCRtPTtON
NO.
NO.
DESCRIP31ON
1
694001
Cylinder Assembly
130
690993
Valve-Throttle
2
499585
Bushin_Seal
Kit
131
499805
Kit-Thro01e
Shaft
3
391086
• Seat-O_(Magne_
Side)
133
499806
Float-Carburetor
4
690069
Sum
-Engine
135
499603
Tube-Fuel
Transfer
5
693998
Hea_Cylinder
(Cylinder
1)
137
690994
_
Gasket-Float
Bowl
5A
693999
Head-Cylinder
(Cylinder
2)
141
499807
Kit-Choke
Shaft
7
693997
,+ Gasket-Cylinder
Head
142
499808
(_ Nozzle-Carburetor
8
499601
Breather Assembly
146
690979
Key-Timing
9
690937
• Gasket*Breather
150
690995
_:j: Gasket-Nozzle
10
690960
Screw (Breather
Assembly)
160
690996
Retainer-Solenoid
11
690942
Tube-Breather
163
691001
,+ Gasket-Air
Cleaner
12
690945
,
Gasket-Ct_nkc_,e
157
593189
Line-Fuel
13
660360
Screw (Cylinder
Head)
166
690960
Screw (Control
Bracket)
15
690946
Plug-Oil
Brain
192
690083
Adjuster-Rocker
Arm
t5A
691680
Plug-Oil
Brain
197
690960
Screw (Back Plate)
16
891046
Crankshaft
209
691018
Spring-Govemor
20
690947
, Seal-Oil (PTO Side)
211
691019
Spring-Governed
Idle
22
694966
Screw (Crankcase Cover)
213
691021
Bracket-Choke
Control
23
691053
Flywheel
216
691022
Lthk-Choke
24
222698
Key-Flywheel
219
696376
Gear-Governor
25
694003
Piston Assembly
Standard)
220
690412
Washer
[Governor
Gear)
694005
Piston Assemby
.010
222
691023
Bracket-Control
Oversized)
227
691048
Lever-Governor
Control
694007
Piston Assembly
[.020
231
690718
Screw (Choke Valve)
C_eTsized)
240
691035
F_{tar-Fue{
694009
Piston Assembly
[.030
250
690957
Retainer-Breather
Oversized)
252
690956
Collector-Oil
26
694004
Ring Set (Standard)
265
691024
Clamp-Casing
694006
Ring Set (.010 Oversized._
267
695134
Screw [Casing Clamp)
694008
Ring Set (.020 Oversizeat
276
690997°_€
Washer-Sealing
694010
Ring Set (.030 oversized)
267
690960
Screw (Dipstick/Tube
27
690975
Lock-Piston
Pin
Assembly)
28
690229
Pin-Piston
Standard
304
695277
Housing-Blower
29
499583
Rod-Connecting
Standard)
305
691005
SclewllSIower
Housing)
32
690976
Screw_Connectlng
Rod)
309
691262
Motor-Starter
33
499596
Valve-Exhaust
310
691263
Screw (Starter Motor)
34
499597
Valve-Intake
311
497608
Brush Set
35
690953
Spring-Valve
(_r_take)
332
691059
Nut (Flywheel)
36
690963
Spring-Valve
(Exhaust)
333
691060
Armature-Magneto
40
690964
Retainer-Valve
334
691061
Screw [Magneto Armature)
42
499596
Keeper-Valve
337
691043
Sparkplug
48
690977
Tappet-Valve
358
694012
Gasket
Set-Engine
Camshaft
363
691062
46
690976
Puller-Flywheel
46
693893
Short Block
Replacement
383
690966
Wrench-Sparkplug
Engine 445777o0027-E2
385
690960
Screw
Fuel Pump
50
690948
Manifold-Intake
367
808656
Pure -Fuel
51
690949,_÷
Gasket-thtake
404
690442
Was_t_t" Governor Crar_k)
51A
690950,_$
Gasketolntake
418
690999
Pata-Carbure
or
53
690951
Stod-Carburetor
445
499486
Filter-Air Cleaner Cadddge
54
690953
Screw [Intake Manifold)
447
691003
Screw
Air Guide Cover)
73
691055
Se{een-Rota6{_.g
447A
690960
Screw
Air Guide Cover)
74
891057
Screw
Rotating Screen
75
891056
Washer (Flywheel
Included
in Engine Gasket
Sel, Key. NO.
69
690283
Plug-Oil
358
95
690718
Screw (Throffie Valve)
O
InCluded In Carburetor Overhaul Kit, Key.
98
499802
Kit-Idle Speed
No. 121
104
690984
O
Pin-Float Hinge
:_
Included in Carburetor Gasket Set, Key.
105
690985
1_ Valve-Float Needle
NO. 977
108
690986
Valve-Choke
+
Included in Valve Overhaul
Kit, Key. No.
117
690232
_
Jet-Main
Standard)
1095
690989
Jet-Main (High Altitude)
121
499811
Kit-Carburetor
overhaul
NOTE;
All component dimensions
given in U.S.
122
690952
Spacer-Carburetor
inches 1 inch = 25.4 mm
125
499804
Carburetor
55
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