TRACTOR o° MODEL NUMBER 917.274821
BRmGGS& STRATTON ENGmNE=MODEL NUMBER 31P777, TYPE NUMBER 0296=E1
KEY PART KEY PART
NO. NO. DESCRmPTION NO. NO. DESCRiPTiON
1 697174 Cyiinder Assembly 108A 692344 Valve-Choke (Choke A Matic)
2 399265 Kit-Bushing/Seal (Magneto Side) 117 694352 O Jet-Main (Standard)
3 391086 ,, SeaFOil (Magneto Side) 118 697228 Jet-Main (High Altitude)
4 697188 Sump-Engine 121 697241 Kit-Carburetor OverhauI
5 698147 Head-Cylinder 125 698445 Carburetor
7 699168 _+ Gasket-Cylinder Head 127 695005 Plug-Welch
9 697109 • Gasket-Breather 130 691750 Valve-Throttle
11 697113 Tube-Breather 131 494379 Kit-Throttle Shaft
12 697110 • Gasket-Crankcase 133 494381 FIoat-Carburetor
13 690360 Screw (Cylinder Head) 137 281165 O1: Gasket-Float BowI
15 690946 Plug-Oil Drain 141 495097 Kit-Choke Shaft (Manual Choke)
16 697127 Crankshaft 141A 495931 Kit-Choke Shaft (Choke A Matic)
20 690947 ,, SeaFOil (PTO Side) 142 697140 O Nozzle-Carburetor
22 692125 Screw (Crankcase Cover/Sump) 146 691639 Key-Timing
23 693557 Flywhee! 186 692317 Connector-Hose
24 222698 Key-FIywheel 187 697098 Line-Fuel
25 699052 Piston Assembly (Standard) 187A 698417 Line-Fuel
-- 699054 Piston Assembly (.020" Oversize) 188 691693 Screw (Control Bracket)
26 699051 Ring Set (Standard) 192 691986 Adjuster-Rocker Arm
-- 697559 Ring Set (.020" Oversize) 202 691841 Link-MechanicaI Governor
27 698469 Lock-Piston Pin 209 692208 Spring-Governor
28 697099 Pin-Piston 216 691840 Link-Choke
29 697126 Rod-Connecting (Standard) 222 694042 Bracket-Control
-- 697263 Rod-Connecting 227 691374 Lever-Governor Control
(.020" Undersize) 232 691842 Spring-Governor
32 692852 Screw (Connecting Rod) 238 691843 Cap-Valve
33 695760 Valve-Exhaust 240 298090 Filter-Fuel
34 695761 Valveqntake 265 691024 Clamp-Casing
35 691279 Spring-Valve (Intake) 267 695134 Screw (Casing Clamp)
36 691279 Spring-Valve (Exhaust) 276 692255 O$ VVasher-Sealing
37 697108 Guard-FIywhee! 304 699829 Housing-Blower
40 690964 Retainer-Valve 305 697102 Screw (B!ower Housing)
43 691968 Slinger-Governor/Oil 305A 697103 Screw (Blower Housing)
45 690564 Tappet-Valve 306 697107 Shield-Cylinder
46 698492 Camshaft 307 691003 Screw (Cylinder Shield)
48 697762 Short Block 309 693551 Motor-Starter
50 690193 Manifold-Intake 310 690323 Bolt (Starter Motor)
51 692137 ,,O$+Gasket-lntake 311 497608 Brush Set
53 690227 Stud (Carburetor) 333 492341 Armature-Magneto
54 691148 Screw (Intake Manifold) 334 691061 Screw (Magneto Armature)
73 697133 Screen-Rotating 337 691043 Plug-Spark
74 697897 Screw (Rotating Screen) 358 697191 Gasket Set-Engine
78 691003 Screw (FIywhee! Guard) 363 19203 Flywhee! PulIer
89 690283 Phg-Oil 383 89838 Wrench-Spark Plug
93 690602 G Bushing-Throttle Shaft 385 694476 Screw (Fuel Pump)
94 498030 Kit-Idle Mixture 385A 690297 Screw (Fue! Pump)
95 691636 Screw (Throttle Valve)
98 495800 Kit-Idle Speed ,, Included in Engine Gasket Set, Key. No. 358
104 690525 G Pin-FIoat Hinge O Included in Carburetor OverhauI Kit, Key. No.
105 231855 G Valve-Float Needle 121
106 691780 G Seat-lnIet $ Inctuded in Carburetor Gasket Set, Key. No.
108 690464 Valve-Choke (Manual Choke) 977
Included in Valve Gasket Set, Key. No. 1095
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
53