Craftsman 917.270( Owner's Manual page 54

TRACTOR - - MODEL NUMBER 917.917.270630
BRIGGS & STRATTON ENGINE-MODEL NUMBER 28U707, TYPE NUMBER 1174-E1
KEY PART KEY PART
NO. NO. DESCRiPTiON NO, NO, DESCRIPTION
t 496412 CylinderAssernbly 104 231789 ** Pin, Float Hinge
2 399265 Beadng,Cylinder 105 231855 " Valve Roar
3 391086 " Seal, Oil 106 231854 ** Seat, inletValve
4 494238 Base, Engine 108 224558 Valve, Choke (Lint 153)
5 495858 Head, Cylinder t08A 224540 Valve, Choke (Lint 154)
7 273280 **" Gasket, Cylinder Head 111 262715 SpringChoke (Lint 155)
B 495735 BreatherAssernbly 117 232118 "* Jet, Needle Valve (Std)
9 27803 " Gasket, Valve Cover 232119 Jet, Needle Valve (HI-Alto)
10 94621 Screw, Sems 121 499233 CarburetorOverhaul Kit
11 281246 Tube, Breather 123 94913 Screw, Elbow Mounting
12 271916 * Gasket, Crankcase Cover, o015" 125 499153 CarburetorAssembiy
271997 * Gasket, Crankcase Cover, _005" 127 - * - ** Plug, Welch (Sold in Kit Only)
271996 " Gasket, Crankcase Cover, .009" 130 224539 Valve, Throttle
13 94728 Screw, Cylinder Head 131 494379 Shaft and Lever, Throttle
!5 94239 Plug, Oil Drain 133 494381 Float, Carburetor
16 498971 Crankshaft 137 281165 .... Gasket, Float Bowl
94196 TimingGear Key 138 281164 .... Washer, Bowl
20 291675 * Seal, Oil 141 495097 Choke, Shaft Kit (Choke-A-
22 94624 Screw, Sems, Base Mounting Matic)
23 492326 Rywheel and Ring Gear 141A 495931 Choke, Shaft Kit (Choke*A-
Assembly, Magneto Matic)
24 222698 Key, Rywheet 142 232117 ** Nozzle, Carburetor
25 495860 PistonAssernbly,Standard Size 146 94196 Key, TimingGear
495977 PistonAssernbly,.010" Oversize 164 214047 Elbow,Carburetor
495978 PistonAssembly, ..020"Oversize 166 94555 Stud, Rocker Ann
495979 PistonAssembly, .030" Oversize 171 281051 Nut, Air Cleaner Mounting
26 495854 Ring Set, Piston, Standard Size t86 493496 Connector,Hose
495852 Ring Set, Piston,_010"Oversize 187 298099 Line, Fuel (Cut to Suit)
495851 Ring Set, Piston, .020" Oversize 188 94627 Screw, Seres
495855 Ring Set, Piston, ,.030 =Oversize t92 492160 ScrewAssernbly,RockerArm
27 263129 Lock, Piston Pin 201 262767 Link, Govemor
28 498319 Pin Assy_,Piston, Standard Size 209 260695 Spring,Govemor
498320 PinAssy, Piston,.005" Oversize 216 262766 Link, Choke
29 494504 Rod Assembly, Connecting 219 490815 Gear, Govemor
495490 Rod Assembly, Connecting, 222 495611 Plate, Governor Control
_020"Undersize Crankpin Bore 224 94905 Screw, Sems, Air Cleaner
32 94695 Screw, Hex Washer Head, 225 495157 Crank, Governor
1_57/64 227 493935 Lever Assembly, Governor
32A 94648 Screw, Hex Washer Head, t-5/8 230 94742 Washer, Governor Crank
33 495856 Valve, Exhaust 232 262785 Spring,Governor Link
34 495857 Valve, intake 238 262836 Cap, Valve
35 262811 Spring, Valve 240 394358 Filter,Fuel (In Fuel Line)
37 224502 Guard, Flywheel 265 221535 Clamp, Casing
40 224641 Retainer,Valve Spring 264 94704 Screw, Hex Head
45 262411 Tappet, Valve
46 496884 Gear, Cam * Includedin Gasket Set (495993)
51 272465 .... Gasket, Carburetor "* includedin CarburetorKit (499233)
(Carburetor to Elbow) *** Included in both GasketSet (495993) and
52 272569 *** Gasket, Carburetor Valve Overhaul Kit(495992)
(Elbow to Cylinder) **** Included in Gasket Set (495993), Carburetor
53 94637 Stud, CarburetorMounting Kit (499233) and Carburetor Gasket Set
75 225136 Washer, Spring (494385)
78 94632 Screw, Pan Head
NOTE: All componentdimensionsgiven in U.S. inches
87 491323 * Seal, Governor Shaft i inch = 25.4 mm
93 281346 Bushing,Throttle Shaft
94 498030 Valve, Needle
95 94098 ** Screw, Throttle
98 495800 Screw, Idle Speed
,54 ....