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TRACTOR - - MODEL NUMBER 917.271631
BRIGGS & STRATTON ENGINE-MODEL NUMBER 310707, TYPE NUMBER 0137-E1
KEY PART KEY PART
NOo NO, DESCRIPTION NO. NO, DESCRIPTION
t 690t56 Cylinder Assembly 106 690577 Seat-Inlet
2 399265 Kit-Bushing/Seal I08 690464 Valve-Choke (Manual Choke)
3 39t086 • Seal-Oil (Magneto Side) 108A 692344 Valve-Choke(Choke-A-Matic)
4 494238 Sump-Engine I08B 695419 Valve-Choke
5 690188 Head Cylinder (Nikki Carburetor)
7 692410 .+ Gasket-Cylinder Head 1I7 692408 O Jet-Main (Standard)
8 495735 Breather Assembly 692411 Jet-Main (High Altitude)
9 27803 o Gasket-Breather 117A 6954,t5 O Jet-Main (Standard)
10 691666 Screw (Breather Assembly) 695416 O Jet-Main (High Altitude)
11 691328 Tube-Breather t21 690191 Kit-Carburetor Overhaul
12 692226 • Gasket-Crankcase t21A 695427 Kit-Carburetor Overhaul
(015 Thick, Std) 125 690194 Carburetor
692406 • Gasket-Crankcase 125A Carburetor (Nikki) (Service
(005 Thick) with Walbro Carburetor)
692405 • Gasket-Crankcase t27 695005 O Plug-Welch
(,009 Thick) 127A 690727 O Plug-Welch
I3 690360 Screw (Cylinder Head) I30 691750 Vafve-Throttle
15 690946 Plug-Oil Drain 130A 695418 Vafve-Throttle
t6 690136 Crankshaft 131 494379 Kit-Throttle Shaft
20 291675 o SeaFOii 13IA 695421 Kit-Throttle Shait
22 692125 Screw (Crankcase Cover) i33 494381 Float-Carburetor
23 693557 Flywheel 133A 694914 Float-Carburetor
24 222698 Key-Flywlleel 137 281165 _:i: Gasket-Float Bowl
25 692271 Piston Assembly (Standard) 137A 695426 (_:I: Gasket-Float Bowl
692272 Piston Assembly (.010 OS.) 141 495097 Kit-Choke Shaft (Manual
692273 Piston Assembly (.020 O,S,,) Choice)
692274 Piston Assembly (.030 O,S,,) 141A 495931 Kit-Choke Shaft (Choice-A-
26 690162 Ring Set-Piston (Standard) Matic)
692164 Ring Set-Piston (.010 CoS. t 14'1B 695420 Kit-Choke Shaft (Nikki)
692166 Ring Set-Piston (020 O SI, 142 692412 a Nozzfe-Carburetor
692168 Ring Set-Piston (,,030 O S ) 146 691639 KeyTiming
27 691299 Lock-Piston Pin 167 692297 Air Cleaner Stud Seal
28 498319 Pin-Piston (Standard) 176 691917 ° ORing Seal (Air Cleaner)
498320 Pin-Piston (,020 O S) 186 692317 Connector-Hose
29 692419 Rod°Connecting (Standard) 187 691050 Line-Fuel (Cut to Required
499940 Rod-Connecting (°020 US) Length)
32 692852 Screw (Connecting Rod) 188 691693 Screw (Control Bracket)
33 495856 Valve-Exhaust 192 691986 Adjuster-Rocker Arm
34 495857 Valve-Intake 202 691841 Link-Mechanical Governor
35 691279 Spring-Valve (Intake) 209 692208 SpringGovernor
36 69 t279 Spring-Valve (Exhaust) 216 691840 Link-Clloke
37 690456 Guard-Flywheel 217 695409 Spring-Choke Return
40 691752 Retainer-Valve 222 694.04.2 Bracket-Control
43 691968 Slinger GovernodOil 227 691374 Control Lever Governor
45 690564 Tappel-Valve 231 691636 _ Screw (Choke Valve)
46 692421 Camshaft 23IA 690718 (_ Screw (Choke Valve)
48 692706 Short Block (311707-0028- 232 691842 Spring-Governor Link
E1 Replacement Engine) 238 691843 Cap-Valve
50 690193 Manifold-intake 240 394358 Filter-Fuel
51 692137. O:1:+Gasket-intake 265 691024 Clamp-Casing
53 690227 Stud (Carburetor) 267 695134 Screw (Casing Clamp)
54 691148 Screw (Intake Manifold) 276 692255 t_:]: Sealing Washer
73 690492 Screen-Rotating 276A 695410 I_:l: Sealing Washer
74 691674 Screw (Rotating Screen) RPM Settings:
75 690582 Washer (Flywheel) Low Speed: 1900-2100
78 690661 Screw (Flywheel Guard) High Speed: 3000-3200
93 690602 Bushing-Throttle Shaft
94 498030 Kit-Idle Mixture . Included in Engine Gasket Set,
94A 695425 Kit ldle Mixture Key No35B
95 691636 O Screw (Throttle Valve) O Included in Carburetor Overhaul Kit,
95A 690718 I_ Screw (Throttle Valve) Key Not21 andt21A
98 495800 Kit-Idle Speed I: Included in Carburetor Gasket Set,
98A 695408 Kit-Idle Speed Key No977 and 977A
104 690525 O Pin-Float Hinge + Included in Valve Gasket Set,
104A 694918 £) Pin-Float Hinge Key No 1095
!05 231855 O Valve-Float Needle NOTE: All component dimensions given in US
105A 694922 (5 Valve-Float Needle inches 1 inch = 254 mm
54
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