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TRACTOR - - MODEL NUMBER 917.270623
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 BusW_g, "l'llroltle Shaft
2 399265 Bearing, Cylinder 94 498030 Valve, Neede
3 391086 " Seal, Og 95 94098 ** Screw, Throltle
4 494238 Base.Engh-m 98 495B00 Somw.kMeSpead
5 49.5858 Head, Cyfnder 104 231789 "* Pin, Float Hinge
7 273280 "** Gasket, Cyfinder Head 105 231855 - Valve
8 495735 Brea_lerAssembly 106 231854 - Seat, Inlet Valve
9 278(_ " Gasket, Valve Cover 108 224558 Valve, Choke 0..mr 153)
10 94621 Screw, Sems I08A 224540 Valve, Choke 0J'nt 154)
11 281246 Tube, Breather 111 262715 Spdng _e (Lint 155)
12 271916 * Gasket, Crankcase Cover, .015" 117 232118 - Jet,NeadleVaJve(Std.)
271997 * Gasket, Crankcase Cover, .005" 232119 Jet, Needle Valve 011;AlL)
271996 " Gasket, Crankcase Cover, .009" 121 499233 Cafoumtor Overhaul Kit
13 94728 Screw, Cylinder Head 123 94913 Screw, Elbow Mounting
15 94239 Plug, Oil Drain 125 499153 CarburetorAseembly
16 498971 _ 127 - - - ** Plug, Welch (Sold in KH Only)
94196 _ming Gear Key 130 224539 Valve, Thrott_
20 291675 * Seal, Oil 131 494379 Shaft and Lever, ThrotUe
22 94624 Screw, Seres, Base Mour_ng 133 494381 Float, CaYouretor
23 492326 Flywheel and Ring Gear 137 281165 **** Gasket, Float Bowl
Assembly, Magneto 138 281164 **** Washer, Bowl
24 222698 Key, Flywheel 141 495097 Choke, Shaft Kit (Choke-A-
25 495860 Piston Assea_, Standard Size Madc)
495977 Piston Assembly, .01(7' 141A 495931 Choke, Shaft Kit (Choke-A-
Ove_ze Matlc)
495978 Piston Aseembly, .020" 142 232117 "* Nozz_, Carburetor
Oversize 146 94196 Key, Timing Gear
495979 Piston Assembly, .030" 164 214047 Elbow, Cafourel_
Oversize 166 94555 Stud, RockerAnn
26 495854 Ring Set, Piston, Standard Size 171 281051 Nut, Air Cleaner Mounting
495852 Ring Set, Piston, .010" Ovemlze 186 493496 Connector, Hose
495851 Ring Set, Piston, .020" Oversize 187 298099 Une, Fuel (Cut to Suit)
49SSSS FUn9Set. Piston..060"Ovemize 188 94627 Scmw.Sems
--27 263129 Lock, Piston Pin 192 492160 ScmwAssembly, RockerArm
28 498319 " Pin Assy., PIston, StandardSiz.e 201 262767 Unk, Govemor
498320 Pin Assy., Piston, .005" 209 260695 Spdng, Governor
Ovemize 216 262766 Unl_ Choke
29 404504 Rod Assembly, Cormecl_] 219 490815 Gear, Governor
495490 Rod Assembly, _ 222 495611 Plate, Governor Control
.020" Undersize Cmnkpin Bore 224 04905 Screw, Seres, Air Cleaner
32 94695 Screw, Hex Washer Head, 225 495157 Crank, Governor
1-57164
32A 94646 ScreW, FlexWasher Head, 1- 227 4.93935 Lever Assembly, Governor
5/8 230 94742 Washe¢, Governor Crank
33 495856 Valve, E.xtw_ 232 262785 Spdng, Governor Unk
34 495857 Valve,intake 238 262836 Cap,Valve
35 262811 Spring, Valve 240 3943_ Rlter, Fuel(InFuelLIrm)
37 22450_ r_cI, Flywheel 265 221535 Clamp,Casir_ :.
40 224641 Retainer, ValveSp_g 284 94704 Scmw, HexHead
45 262411 Tappet,Valve • IndudedinGasketSel(49P_33)
46 496884 Gear, Cam *" Included in Carburelor tGt (4.99233)
51 272465 Gasket, Carburetor
(CarburetortoBbow) "* kmmdedInbornC:,mketSm(_) and
va_ Ovemmulmt(49s9_)
52 272569 Gasket, Carburetor
"*'* Included in Gasket Set (495993), Carburetor
(Elbow to C_mder)
I_t (499233) and Carburetor Gaskel Set
53 94637 Stud, Carburetor Mounling
(494385)
75 225136 Washer, Spdng
_.78,,_14832 _ Screw, Pan Head NOTE: All component dimeneione given in U.S. inches
87 ' 491323 Seal, Governor Shaft 1 Inch = 25.4 mm
56
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