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TRACTOR - - MODEL NUMBER 917.270642
BRIGGS & STRATTON ENGINE-MODEL NUMBER 28U707, TYPE NUMBER 1174-E1
KEY PART KEY PART
NO. NO. DESCRIPTION NO, NO, DESCRIPTION
1 496412 Cylinder Assembly 93 281346 Bushing, Throttle Shaft
2 399265 Beadng, Cylinder 94 498030 Valve, Neadle
3 391086 * Seal, Oil 95 94098 ** Screw, Throttle
4 494238 Base, Engine 98 495800 Screw, ldte Speed
5 495858 Head, Cylinder 104 231789 ** Pin, Float Hinge
7 273280 *** Gasket, Cylinder Head I05 231855 ** Valve Roat
8 495735 Breather Assembly 106 231854 ** Seat, Inlet Valve
9 27803 * Gasket, Valve Cover 108 224558 Valve, Choke (Lmt 153)
10 94621 Screw, Sems 108A 224540 Valve, Choke (Lmt 154)
11 281246 Tube, Breather 1tt 262715 Spdng Choke (Lmt 155)
12 271916 " Gasket, Crankcase Cover, .015" 1t7 232118 ** Jet, Needle Valve (Std)
271997 * Gasket, Crankcase Cover, .005" 232119 Jet, Needle Valve (Hi-AlL)
271996 * Gasket, Crankcase Cover, .009" 121 499233 Carburetor Overhaul Kit
13 94728 Screw, Cyllbder Head 123 94913 Screw, Elbow Mounting
15 94239 Plug, Oil Drain 125 499153 CarburetorAssembty
!6 498971 Crankshaft 127 - - - ** Plug, Welch (Sotd in Kit Onty)
94196 Timing Gear Key 130 224539 Valve, Throttle
20 291675 * Seal, Oil t31 494379 Shaft and Lever, Throttle
22 94624 Screw, Sems, Base Mounting 133 494381 Float, Carburetor
23 492326 Flywheel and Ring Gear 137 281165 .... Gasket, Float Bowl
Assembly, Magneto 138 281164 .... Washer, Bowl
24 222698 Key, Ftywheet 141 495097 Choke, Shaft Kit (Choke-A-
25 495860 Piston Assembly, Standard Size Matic)
495977 Piston Assembly, .010" 14tA 495931 Choke, Shaft Kit (Choke-A-
Oversize Matic)
495978 Piston Assembly, 020" 142 232117 ** Nozzle, Carburetor
Oversize t46 94196 Kay, Timing Gear
495979 Piston Assembly, 030" t64 214047 Elbow, Carburetor
Oversize 166 94555 Stud, RockerArrn
26 495854 Ring Set, Piston, Standard Size 17t 281051 Nut, Air Cleaner Mounting
495852 Ring Set, Piston, o010" Oversize t86 493496 Connector, Hose
495851 Ring Set, Piston, .020" Oversize 187 298099 Line, Fuel (Cut to Suit)
495855 Ring Set, Piston, .030" Oversize 188 94627 Screw, Sems
27 263129 Lock, Piston Pin 192 492160 Screw Assembly, RockerArm
28 498319 PinAssy., Piston, Standard Size 201 262767 Link, Governor
498320 Pin Assyo, Piston, .005" 209 260695 Spdng, Governor
Oversize 216 262766 Link, Choke
29 494504 Rod Assembly, Connecting 219 490815 Gear, Governor
495490 Rod Assembly, Connecting, 222 495611 Ptate, GovemorControf
°020" Undersize Crankpin Bore 224 94905 Screw, Sems, Atr Cleaner
32 94695 Screw, Hex Washer Head, 225 495157 Crank, Governor
1-57/64 227 493935 LeverAssembty, Governor
32A 94648 Screw, Hex Washer Head, t- 230 94742 Washer, Governor Crank
5/8
232 262785 Spring, Govemor Link
33 495856 Valve, Exhaust 238 262836 Cap, Valve
34 495857 Valve, Intake 240 394358 Filter, Fuel (In Fuel Line)
35 262811 Spring, Valve
265 221535 Clamp, Casing
37 224502 Guard, Flywheel 284 94704 Screw, Hex Head
40 224641 Retainer, Valve Spdng
45 262411 Tappet, Valve * Included in Gasket Set (495993)
46 496884 Gear, Cam ** Included in Carburetor Kit (499233)
51 272465 .... Gasket, Carburetor *** Included in both Gasket Set (495993) and
(Carburetor to Elbow) Valve Overhaul Kit (495992)
52 272569 *'* Gasket, Carburetor .... Included in Gasket Set (495993), Carburetor
(Elbow to Cylinder) Kit (499233) and Carburetor Gasket Set
53 94637 Stud, Carburetor Mounting (494385)
75 225136 Washer, Spring
78 94632 Screw, Pan Head NOTE: All component dimensions given in UoSoinches
87 491323 * Sea!, Governor Shaft 1 inch = 25A mm
56
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