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REPAIR PARTS
TRACTOR - =MODEL NUMBER 917.256524
BRIGGS & STRATTON ENGINE - MODEL NUMBER 28N707, TYPE NUMBER 0173-01
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 496412
2 399265
3 391086
5 495858
7 272614
8 495735
9 27803
10 94621
11 281246
12 271916
271997
271996
13 94728
15 94239
16 495162
94196
18 494238
20 291675
22 94624
23 492326
24 222698
25 495860
495977
495978
495979
26 495854
495852
495851
495855
27 260924
28 299691
391286
29 494504
495490
32 94695
32A 94648
33 495856
34 495857
35 262811
37 224502
40 224641
45 262411
46 496884
51 272465
52 272569
53 94637
75 224061
78 94832
Cylinder Assembly 95 94098
Bearing, Cylinder 98 495800
*Seal, Oil 104 231789
Head, Cylinder 105 231855
*** Gasket, Cylinder Head 106 231854
Breather Assembly 108 224540
* Gasket, Valve Cover 117 231858
Screw, Sems 118 495932
Tube, Breather 121 498116
"Gasket, Crankcase Cover, .015" 123 94616
- Gasket, Crankcase Cover, .005" 125 498051
* Gasket, Crankcase Cover, .009" 127 - - -
Screw, Cylinder Head 130 224539
Plug, Oil Drain 131 494379
Crankshaft 133 494381
Timing Gear Key 137 281165
Base, Engine 138 281164
* Seal, Oil 141 495931
Screw, Sems, Base Mounting 142 231859
Flywheel and Ring Gear Assembly, 147 497472
Magneto 164 214047
Key, Flywheel 166 94555
Piston Assembly, Standard Size 171 281051
Piston Assembly, .010" Oversize 187 393815
Piston Assembly, .020" Oversize 188 94627
Piston Assembly, .030" Oversize 192 492160
Ring Set, Piston, Standard Size 201 262767
Ring Set, Piston, .010" Oversize 209 260695
Ring Set, Piston, .020" Oversize 216 262766
Ring Set, Piston, .030" Oversize 219 490815
Lock, Piston Pin 222 495611
Pin Assy., Piston, Standard Size 224 94729
Pin Assy., Piston, .005" Oversize 225 495157
Rod Assembly, Connecting 227 493935
Rod Assembly, Connecting, 230 94742
.020" Undersize Crankpin Bore 232 262785
Screw, Hex Washer Head, 1-57/64 238 262836
Screw, Hex Washer Head, 1-5/8 240 394358
Valve, Exhaust 265 221535
Valve, Intake 284 94704
Spring, Valve
Guard, Flywheel
Retainer. Valve Spring
Tappet, Valve
Gear, Cam
.... Gasket, Carburetor (Carburetor to
Elbow) (Also Included in Gasket
Set, Part Number 495993)
*** Gasket, Carburetor
(Elbow to Cylinder)
Stud, Carburetor Mounting
Washer, Spring
Screw. Pan Head
Screw, Throttle
Screw, Idle Speed
Pin, Float Hinge
Valve Float
Seat, Inlet Valve
Valve, Choke
Jet, Needle Valve
Valve, Needle
Carburetor Overhaul Kit
Screw, Elbow Mounting
Carburetor Assembly
Plug, Welch (Sold in Kit Only)
Valve, Throttle
Shaft and Lever, Throttle
Float, Carburetor
Gasket, Float Bowl
Washer, Bowl
Shaft and Lever, Choke
Nozzle, Carburetor
Pilot, Jet
Elbow, Carburetor
Stud, Rocker Arm
Nut, Air Cleaner Mounting
Line, Fuel (11" Long, Cut to Suit)
Screw, Sems
Screw Assembly, Rocker Arm
Link, Governor
Spring, Governor
Link, Choke
Gear, Governor
Plate, Governor Control
Screw, Seres, Air Cleaner
Crank, Governor
Lever Assembly, Governor
Washer, Governor Crank
Spring, Governor Link
Cap, Valve
Filter, Fuel (In Fuel Line)
Clamp, Casing
Screw, Hex Head
Included in Gasket Set (495993)
** Included in Carburetor Kit (497535)
*** Included in both Gasket Set (495993) and
Valve Overhaul Kit (495992)
.... Included in Gasket Set (495993), Carburetor Kit
(497535) and Carburetor Gasket Set (494385)
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
52
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