TRACTOR - MODEL NO. YTH2454 (287581) YTH 24 54
BR[GGS AND STRATTON ENGINE =MODEL NO. 445677=0479 E1
KEY
NO.
385
387
404
4O5
418
431
445
447
447A
467
467A
474
501
505
510
513
523
524
525
526
544
552
552A
562
573
601
615
616
617
628
633
635
654
668
672
691
695
697
7O3
718
726
741
742
75O
783
788
789
789A
789B
797
797A
798
801
8O2
8O3
842
847
PART
NO.
690960
808656
690442
697820
690999
790816
499486s
691003
691108
691008
790697
696458
691185
691029
497606
692024
691036
691032
691037
691108
690552
690553
690311
790444
691038
698290
691045
697891
691108
690998
66538s
690958
691215
690234
790574
693149
690372
691010
690959
499612
690980
690328
696999
693058
691039
698330
696576
790544
691029
693167
697890
691283
691286
691031
499602
KEY PART
DESCRiPTiON NO. NO. DESCRiPTiON
Screw (Fuel Pump) 851 493880s
Pump-Fuel 865 691012
Washer (Governor Crank) 865A 691014
Screw (Back Plate) 865B 691015
Plate-Carburetor 868 690968 ,+
Elbow-intake 877 399916
Filter-Air Cleaner Cartridge 883 690970 ,+
Screw (Air Guide Cover) 914 691127
Screw (Air Guide Cover) 918 694000
Knob-Air Cleaner 929 695239
Knob-Air Cleaner 929A 691003
Alternator 943 690589 •
Regulator 947 699728
Nut (Governor Control Lever) 965 499613
Drive-Starter 967 273638s
Clutch-Drive 968 790689
Dipstick 975 499810
• SeaI-O Ring (Dipstick Tube) 977 699735
Tube-Dipstick 987 691000 O$
Screw (Regulator) 1005 790698
Armature-Starter (Serviced by 1013 690954
691262 Starter Motor Only) 1017 690770
Bushing-Governor Crank 1022 690971 ,+
Bushing-Governor Crank 1023 499599
Bolt (Governor Control Lever) 1023A 499600
Plate-Back 1024 499054
Clamp-Hose 1026 690981
Retainer-Governor Shaft 1026A 690982
Crank-Governor 1027 492932s
SeaI-O Ring (intake Manifold) 1029 690972
Screw (Fuel Pump Bracket) 1035 691042
(_ Seal-Choke/Throttle Shaft 1036 792019
Boot-Spark Plug 1051 691265
Nut (Carburetor) 1054 280275
Spacer 1058 275475
O$ Gasket-Carburetor Plate 1059 698516
• Seal-Governor Shaft 1070 690372
Screw (Ring Gear) 1090 691293
Screw (Drive Cap) 1095 694013
Clip 1100 791959
Pin-Locating 1119 691183
Gear-Ring 1123 699725 O$
Gear-Timing 1124 690988 O$
Retainer-E Ring 1126 690991
Screw (Oil Pump Cover) 1127 690992
Gear-Pinion 1128 690990 O
Bracket-Fuel Pump 1329 446777-0026
Harness-Wiring
Harness-Wiring
Harness-Wiring
Nut (Brush Retainer)
Nut (Brush Retainer) 1330 273521
Screw (Rocker Arm) 1342 699731
Cap-Drive 1353 699725
Cap-End
Housing-Starter (Serviced by
691262 Starter Motor Only)
• SeaI-O Ring (Dipstick) O
Assembly-Dipstick/Tube $
+
NOTE:
5O
Terminal-Spark Plug
Cover-Air Guide (Cylinder 1)
Cover-Air Guide (Cylinder 2)
Cover-Air Guide
Seal-Valve
Wire/Con nector-AIternator
Gasket-Exhaust
Screw (Rocker Arm Cover)
Hose-Vacuum
Screw (Choke Control Bracket)
Screw (Choke Control Bracket)
SeaI-O Ring (Oil Pump Cover)
Solenoid-Fuel
Cover-Oil Pump
Filter-Pre Cleaner
Cover-Air Cleaner
Bowl-Float
Gasket Set-Carburetor
Seal-Throttle Shaft
Fan-Flywheel
Nipple-Oil Filter
Screen-Oil Pump
Gasket-Rocker Cover
Cover-Rocker Arm (Cylinder 1)
Cover-Rocker Arm (Cylinder 2)
Pump-Oil
Rod-Push (Steel)
Rod-Push (Aluminum)
Filter-Oil
Arm-Rocker
Shaft-Pump
Label-Emissions
Ring-Retaining
Cable-Tie
Owner's Manual
Kit-Screw/Washer
Screw (Flywheel Fan)
Retainer-Brush
Set-Valve Gasket
Pivot-Rocker Arm
Screw (Alternator)
SeaI-O Ring (Solenoid Retainer)
SeaI-O Ring (Fuel Transfer Tube)
Screw (Fuel Transfer Tube)
Screw (Float Bowl)
Screw (Carburetor Nozzle)
Replacement Engine (if original en-
gine isequipped with a six pin wiring
harness transfer to the replacement
engine. Transfer oil sensor to the
replacement engine),
Repair Manual
Extension-Fuel Transfer Tube
SeaI-O Ring (Fuel Transfer Tube
Extension)
Included in Engine Gasket Set, Key. No. 358
Included in Carburetor Overhaul Kit, Key. No. 121
Included in Carburetor Gasket Set, Key. No. 977
Included in Valve Gasket Set, Key. No. 1095
All component dimensions given in U,S, inches
1 inch = 25,4 mm
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