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REPAIR PARTS
i
TRACTOR
MODEL NUMBER 917.256410
BRIGGS & STRATrON
ENGINE - MODEL NUMBER 28R707, TYPE NUMBER 0637-A1
KEY PART
KEY PART
NO. NO.
DESCRIPTION
NO. NO.
DESCRIPTION
284 94903
Screw, HexHead
668 280848
Spacer
284A
94704
Screw, Hex Head
668A 231109
Spacer
304 496280
Housing, Blower
726 392134
Gear, Ring
305 94786
Screw, Hex Head
727 490324
Cover, Starter
305A 94881
Screw, Hex
728 94951
Screw. Torx_
306 224545
Shield, Cylinder
729 281159
Cfip, LeadWire
307 94930
Screw, Sems
729A
225170
Retainer, Wire
308 491490
Cover, Cylinder Head
741 262932
Gear, Timing
309 497595
Motor, Starter
757 213998
Link, Counterweight
310 497602
Thru Bolt Assembly
758 399891
Counterweight Assembly
311 497608
Brush Assembly
759 298909
Pin, Counterweight
333 492341
Armature, Magneto
761 94593
Screw, Counterweight
334 93381
Sc_rew,Sems
783 280104
Gear
337 802592
Plug, Spark
801 394856
Cap, Drive
346 94896
Screw, Hex Head
802 497605
Cap, End
356 494328
Wire Assembfy
803 497604
Housing, Starter
358 494241
Gasket Set
842 270920
* Seal, Cap
363
19203
Puller, Flywheel
847 496415
Tube Assembly, Oil
383 89838
Wrench, Spark Plug
851 493880
Terminal, Ignition Cable
423 94903
Screw, Shoulder
869 261463
Seat, Intake Valve
445 496894
Cartridge, Air Cleaner
870 213316
Seat, Exhaust Valve
455
222561
Cup, Screen Mounting
871 261961
Guide, Exhaust Valve
467 493903
Knob, Air Cleaner
231218
Guide, Intake Valve, Brass
474 393474
Stator, Alternator
872 281361
Cover, Air Cleaner
482
93621
Screw, Sems
875 494237
Body, Air Cleaner
510 497606
Starter Drive Group
877 393456
Diode Assembly
523 495230
Dipstick, Oil
955 94642
Screw, Fuel Bowl
524 281370
* Seal, Oil
965 94010
Nut, Hex
525 496113
Tube, Oil Filler
975 494378
Bowl, Float
535 272403
Element, Filter
977 494385
Carburetor Gasket Set
537 281106
* O-Ring, Air Cleaner
987 281166
** Seal, Throttle Shaft
544 497603
Armature, Starter
1005
281355
Fan, Flywheel
552 491986
Bushing, Governor Crank
1006
224413
Retainer, Fan
562 92613
Bolt, Governor Lever
1019
491252
Label Kit
592 231082
Nut, Hex
1044
94673
Screw, Hex Head
601 93053
Clamp, Fuel Pipe
1045
231828
Extension, Crankshaft
614 93306
Pin, Cotter
1058
272697
Manual, Owner's
615 263080
Retainer
1090
497607
Retainer, Brush
616 495157
Crank, Governor
1091
281364
Cap, Limiter
618 262803
Spring, Choke Return
634 281168
** Seal, Choke Shaft
RPM Settings: Low Speed: 1900-2100
634A
491323
* Seal, Governor
High Speed: 3000-3200
634B
398970
**Washer, Throttle Shaft
634C
494453
* Seal, Spring Assembly
*
Included in Gasket Set (494241)
635 66538
Elbow, Spark Plug
646 224546
Brace, Air Cleaner
**
Included in Carburetor Kit (497535)
657 94906
Screw, Seres
663 94929
Screw, Hex Head
***
Included in both Carburetor Kit (497535),
and Carburetor Gasket Set (494385)
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
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