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REPAIR PARTS
18 HP 44"
TRACTOR
- - MODEL
NUMBER
917.255890
BRIGGS & STRAI-FON
ENGINE - MODEL NUMBER 422707, TYPE NUMBER
1254.01
KEY PART
KEY PART
NO. NO.
DESCRIPTION
NO. NO.
DESCRIPTION
219A
394348
Gear, Governor
535 271271
220
222773
Washer, Thrust
537 271411
222 491282
Plate Assembly, Governor Control
552 262332
224
94297
Screw, Pan Head
552A 262331
227 491297
Lever Assembly, Governor
556 93585
229
62199
Washer
562 93853
230 223882
Washer, Governor Crank, Inside
567 93777
232
262539
Spring, Governor Control
235 224039
Shield, Spitback
569 270981
240 493629
Filter, Fuel (In Fuel Une to Tank)
572 224580
244
230318
Connector, Impulse Pump
573 491304
257
93897
Screw, Sems
592 92278
258
93949
Screw, Seres
601 93053
259 223890
Bracket, Cable
615 94296
265 221535
Clamp, Casing
616 491530
267
93496
Screw, Hex Head
634 271013
284
94264
Screw, HexHead
634A
491287
284A
93469
Screw, Hex Head
635 66538
304
492656
Housing, Blower
642 223579
305
94608
Screw, Seres 1/2
643 223714
94513
Screw, Seres 3/4
726 391362
306-1
222846
Shield, Cylinder
306-2
223734
Shield, Cylinder
741 262694
307
94386
Screw, Seres
819 94675
308-1
222848
Cover, Air Guide
842 271170
308-2
222849
Cover, Air Guide
847 394394
309
- - -
Motor, Starting (See Chart on
851 221798
Illustrated Pages for Replacement
858 270989
Parts for Starting Motors)
859 271025
319 394988
Armature Assembly
860 261358
332 230674
Nut, Hex
861 393397
333 394891
Armature Group,
868 393606
MAGNETRON® Ignition
869 261463
334 93381
Screw, Seres, Armature Mounting
870 213316
337 802592
Plug, Spark, Resistor (with Gasket)
871 261961
356 494705
Wire, Ground
231218
358 491856
Gasket Set
877 393456
363 19203
Puller, Flywheel
881 212455
(Optional Accessory)
955 397882
383 89838
Wrench, Spark Plug
1005
280815
387 280197
Body, Pump
1006
224413
392 261395
.... Spring, Pump
1019
491262
394 270988
.... Diaphragm
414 223882
Washer
422 222875
Clamp, Oii Filler
432 221377
.... Cap, Spring
434 223688
Cover, Diaphragm
435 93829
Screw, Diaphragm Cover
445 394019
Cartridge, Air Cleaner
467 493903
Knob, Air Cleaner
468 224521
Screen, Flush Rotating
***
474 393474
Stator, Alternator, Dual Circuit
482 93621
Screw, Seres
523 494927
Cap and Dipstick, Oil Filler
****
524 271157
Seal, Filler Tube
524A
271485
Seal, Tube
525 495348
Tube, Oil Filler
528 393815
Impulse Line and Clamp Assembly
Element, Air Cleaner
*** Gasket, Air Cleaner
Lower Bushing, Governor
Upper Bushing, Governor
Screw, Seres, Hex Head
Bolt, Governor Lever
Screw, Hex Head,
Back Plate to Cylinder
* Gasket, Crankcase
Baffle, Air, Cylinder Number 2
Back Plate Assembly
Nut, Hex
Clamp, Fuel Line
Retainer, E-Ring
Crank, Governor
** Washer, Throtte Shaft
Seal, Governor Shaft
Elbow, Spark Plug
Cover, Air Cleaner
Cartridge Plate, Air Cleaner
Gear, Flywheel Ring
(Includes Mounting Parts)
Gear, Timing
Screw, Hex Head
Seal, Oil Filler Cap
Dipstick and Tube Assembly
Terminal, lgnition Cable
.... Diaphragm, Damping
**** Gasket, Carburetor Pump
**** Spring (2)
Repair Kit, Pump
Seal Assembly and Retainer
Seat, Intake Valve, Standard
Seat, Exhaust Valve, Standard
Guide, Exhaust Valve
Guide, Intake Valve (See Manual)
Connector Assembly
Cover Plate, Crankcase
Plug and Seal, Solenoid
Fan, Flywheel
Retainer, Fan
Decal Kit
RPM Settings: Low Speed: 1100-1400
High Speed: 3500-3700
*
Included in Gasket Set (491866)
**
Included in Carburetor Overhaul Kit (491539)
Included in both Gasket Set (491856), and
Carburetor Overhaul Kit (491539)
Included in both Carburetor Overhaul Kit (491539),
and Pump Repair Kit (393397)
NOTE: All component dimensions given in U.S. inches
1 inch = 25,4 mm
51
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