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TRACTOR
-= MODEL NUMBER
917.270662
BRIGGS & STRATTON ENGINE-MODEl.. NUMBER 28U707, TYPE NurTIBER 1174-E3
KEY
PART
KEY
PART
NO.
NO,
DESCRIPTION
NO.
NO.
DESCRIPTION
I
496412
Cylinder Assembiy
78
94896
Screw (Flywheel Guard)
2
399265
Bushing/Seal
Kit
93
690602
Bushing-Throttle
Shaft
3
391086
_
Seal-Oi!
94
498030
Idle Mixture Kit
4
494238
Sump-Engine
95
94098
@ Screw (Throttle Valve)
5
691165
Head-Cylinder
98
495800
Kit-ldle
Speed
7
273280
-_r+Gasket-Oylinder
Head
t04
690525
O Pin-Float
Hinge
8
495735
Breather
Assembly
105
231855
O Valve-Float
Needle
9
27803
-A- Gasket-Breather
106
231854
O Seat-Inlet
10
691666
Screw (Breather Assembly)
t08
690464
Valve-Choke
(Manual
12
271916
-k GaskebCrankcase
(.015
Choke)
Thick, Std.)
I08A
692344
Valve-Choke
(Choke A
271997
-,_ Gasket-Crankcase
(.005
Matic)
Thick)
117
692408
® Jet- Main (Standard)
271996
_
Gasket_Crankcase
(,,009
692411
Jet- Main (High Altitude)
Thick)
121
690191
Carburetor
Overhaul
Kit
t3
690360
Screw (Cylinder
Head, 3-9
125
690194
Carburetor
16")
127
695005
_
Plug_Welch
I5
94239
Plug-Oil
Drain
130
224539
Valve-Throttle
t6
690136
Crankshaft
13!
494379
Throttle Shaft Kit
20
291675
¢r Seat-Oil
133
494381
Float-Carburetor
22
692125
Screw (Crankcase
Cover)
137
261165
84,Gasket-Float
Bowl
23
693557
Flywheel
(Steel Ring Gear)
I41
495097
Choke Shaft Kit (Manual
23A
492326
Flywheel
(Plastic Ring Gear)
Choke)
24
222698
Key-Flywheel
14IA
495931
Choke Shaft Kit (Choke A
25
499284
Piston Assembly
(Std.)
Matic)
499288
Piston Assembly
(.0100.S.)
142
692412
@ Nozzle-Carburetor
499292
Piston Assembly
(.020 O S l
146
94196
Key-Timing
499296
Piston Assembly
(.030 OISI_
165
693148
Nut (Ring Gear)
26
495854
Ring Set, Piston (Std.)
167
281051
Nut (Air Cleaner)
495852
Ring Set,(,010
O,S.)
176
281106
-_ O-Ring Seal (Air Cleaner
495851
Ring Set,(.020
O S.I
Base)
495855
Ring Set,(.030
OIS_
185
94010
Nut (Air Cleaner Base)
27
691299
Lock-Piston
Pin
186
493496
Connector-Hose
26
498319
Piston Pin (Std.)
187
492790
Line-Fuel
(Cut 1o Required
498320
Piston Pin (D05 O,S,)
Length)
29
692419
Rod-Connecting
(Std,)
188
94929
Screw (Control
Bracket)
692420
Rod-Connecting
(.020 U.S.)
192
492160
Adjuster- Rocker Arm
32
692852
Screw (Connecting
Rod)
202
262767
Mechanical
Governor
Link
33
495856
Valve-Exhaust
34
495857
Valve- Intake
209
260695
Spring- Governor
35
691279
Spring- Valve (intake)
216
262766
Link-Choke
36
691279
Spring- Valve (Exhaust)
222
694042
Bracket- Control
37
690456
Guard-Flywheel
227
691374
Governor
Control Lever
40
224641
Retainer_ Valve
23t
94098
@ Screw (Choke Valve)
43
490815
Governor-Oil
Slinger
232
262785
Spring-Link
45
690564
Tappet-
Valve
238
262836
Cap- Valve
46
692421
Camshaft
240
394358
Filter-Fuel
48
496050
Short Block
265
221535
Clamp-Casing
50
690193
Manifold-
Intake
267
94906
Screw (Casing Clamp)
51
272465
¢_+Gasket-lntake
276
281164
8,eSealing
Washer
51A
273650
Gasket-Intake
287
94903
Screw (Dipstick Tube)
53
690227
Stud (Carburetor)
304
691399
Housing*Blower
54
69t 148
Screw (Intake Manifold)
305
690960
Screw (Blower Housing)
73
494439
Screem
Rotating
305A 692127
Screw (Blower Housing)
74
691057
Screw (Rotating
Screen)
306
690499
Shield- Cylinder
75
225136
Washer
(Flywheel
RPM Settings:
Low Speed:
!900-2100
High Speed:
3000-3200
-2
Included
in Gasket
Set, Ref Number
358°
@
included in Carburetor
Kit, Ref Number
I21.
4_
Included
in Carburetor
Gasket Set, Ref
Number
977.
+
Included
in Value Overhaul
Kit, Ref
Number
1033.
NOTE:
All component
dimensions
given in U.So
inches t inch = 25.4 mm
56
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