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TRACTOR-- MODEL NUMBER 917.271734
BRIGGSENGINE-MODELNUMBER311707,TYPE NUMBER0125-E1
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 690156 (_tlinder Assembly 106 690577 O Seat-Inlet
2 399265 Kit-Bushing/Seal 108 690464 Valve-Choke(Manual Choke
3 391086 • Seal-Oil (Magneto Side) 108A 692344 Valve-Choke(Choke-A-Matic
4 494238 Sumlp-LF-Engine
5 690188 _-Cyllnder 108B 695419 Valve-Choke(NikkiCarburetor)
7 892410 • Hea
+ Gasket-Cylinder Head 117 692408 O Jet-Main (Standard)
8 696126 Breather Assembly 692411 Jet-Main (High Altitude)
27803 • Gasket-Breather 117A 695415 O Jet-Main(Standard)
0 691666 Screw (Breather Assembly) 695416 G Jet-Main (High Altitude)
11 691328 Tube-Breather 121 690191 Kit-CarburetorOverhaul
12 692226 • Gasket-Crankcase (.015 Thick, 121A 695427 Kit-CarburetorOverhaul
Std) 125 690194 Carburetor
692406 • Gasket-Crankcase (.005 125A Carbumtor(Nitdd)(Service with
Thick) Walbro Carburetor)
692405 ° Gasket-Crankcase (.009 127 695005 _ Plug-Welch
ThP...k) 127A 690727 O Plug-Walch
13 690360 Screw (Cylinder Head) 130 691750 Valve-Throttle
15 690948 Plug-Oil Drain 130A 695418 Valve-Throttle
16 690136 Crankshaft 131 494379 Kit-ThrottleShaft
20 291675 • Seal-Oil 131A 695421 Kit-Throttle Shaft
22 692125 Screw (Crankcase Cover) 133 494381 Float-Carburetor
23 693557 Flywheel 133A 694914 Float-Carburetor
24 222698 Key-Flywheel 137 281165 O_ Gasket-Ftoat Bowl
25 692271 Piston Assembly (Standard) 137A 695426 IZII: Gasket-Roat Bowl
692272 Piston Assembly (.010 O.S.) 141 495097 Kit-Choke Shaft (Manual
692273 P_stonAssembly (.020 O.S.) Choke)
692274 Piston Assembly (.030 O.S.) 141A 495931 Kit-Choke Shaft (Choke-A-
26 690162 Ring Set-Piston (Standard) Mati ;)
692164 / ! 141B
Ring Set-Piston .010 O.S. 695420 Klt-C oke Shaft (Nikki)
h
692166 Ring Set-Piston .020 O.S. 142 692412 _ Nozzle-Carburetor
692168 Ring Set-Piston .030 O.S. 146 691639 Key-Timing
27 691299 Lock-Piston Pin 167 692297 Air Cleaner Stud Seal
28 498319 Pin-Piston (Standard) 176 691917 • O-Ri_. Seal (Air Cleaner)
498320 Pin-Piston (.020 O.S.) 185 690958 Nut (A=rCleaner Base)
29 692419 Rod-Connecting (Standard) 186 692317 Connector-Hose
692420 Rod-Connecting (.020 U.S.) 187 691050 Line-Fuel (Cut to Required
32 692852 Screw(Connec_ng Rod) Length,
33 495856 Valve-Exhaust 188 691693 Screw (Controt Bracket)
34 495857 Valve-Intake 192 691986 Adjuster-RockerArm
35 691279 Spring-Valve (Intake) 202 691841 Link-Mechanical Govemor
36 691279 Spring-Valve (Exhaust) 209 692208 Spring-Governor
37 690456 Guard-Flywheal 218 691840 Link-Choke
40 691752 Retainer-Valve 217 695409 Spring_:hoke Return
43 691968 Slinger-Governor/Oil 222 694042 Bracket-Control
45 690564 Tappet-Valve 227 691374 Control Lever-Governor
46 692421 Camshaft 231 691636 O Screw (Choke Valve)
48 692708 Short Block (311707-0028-E1 231A 890718 _ Screw (ChokeValve)
Replacement Engine) 232 691842 Spdn_g-GovemorLink
50 690193 Manifold-Intake 238 691843 Cap-Valve
51 692137, _1:+ Gasket-Intake 240 394358 Filter-Fuel
53 690227 Stud (Carburetor) 265 691024 Clamp-Casing
54 691148 Screw (Intake Manifold) 267 695134 Screw (Casing Clamp)
73 494439 Screen-Rotating 276 692255 Ot Sealing Washer
74 691057 Screw (Rotating Screen) 276A 695410 O_: Sealing Washer
75 690582 Washer(Flywheel) 287 691002 Screw (DipstickTube)
78 690661 Screw (Rywheel Guard) 304 691399 Housing-Blower
93 690602 _ Bushing-ThrotSeShaft RPM Settings: Low S_<_d: 1900-2100
94 498030 Kit-Idle Mixture High Speed: 3000-3200
94A 695425 Kit-Idle Mixture • Included in Engine Gasket Set, Key. No_358
0 Includedin Carburetor Overhaul Kit, Key.No.95 691636 a Screw (Throtke Valve)
95A 690718 O Screw (Th)rotSeValve 121and121A
98 495800 Kit-Idle Speed t Includedin Carburetor Gasket Set, Key.No.
98A 695408 Kit-Idle Speed 977 and977A
104 690525 O Pin*Roar Hinge + IncludedIn Valve Gasket Set, Key. No. 1095
104A 694918 _l Pin-Float Hing<a NOTE: All componentdimensionsgiven in U.S.
105 231855 (_ Valve-Float Needle inches 1 inch= 25.4 mm
105A 694922 O Valve-Float Needle
52
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