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TRACTOR - - MODEL NUMBER 917.270751
BRIGGS ENGINE-MODEL NUMBER 407777, TYPE NUMBER 0121-E1
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
467 691008
474 691064
501 691185
505 691029
510 497606
513 692024
523 691036
525 691037
526 690960
544
552 690552
552A 690553
556 691183
562 690311
573 691009
578 691208
579 691029
601 691038
615 690317
616 691045
628 690960
633 690998
635 691210
654 690958
668 691215
691 690657
697 690372
703 690010
718 690959
726 499612
741 690980
742 690328
750 691O33
783 693O58
788 691039
789 691220
797 693167
798 690967
801 691283
802 691286
8O3
847 499602
851 691234
855 691011
865 691012
865A 691014
865B 691015
868 690968
871 690969
877 399916
Knob-Air Cleaner 878 691237
Alternator 881 690999
Regulator 883 690970
Nut (Gov. Control Lever) 914 690960
Drive-Starter 918 691040
Clutch-Drive 929 691003
Dipstick
Dipstick Tube 934 691058
Screw (Regulator) 943 690589
Armature-Starter (Service with 947 499809
691262 Starter Motor) 965 499613
Bushing-Governor Crank 967 691016
Bushing-Governor Crank 968 499788
Screw (Alternator) 975 499810
Bolt (Gov. Control Lever) 977 499812
Plate-Back 987 691000
Wire Assembly 993 690234
Nut (Starter Cable) 1005 691243
Clamp-Hose 1006 691247
Retainer-Governor Shaft 1013 690954
Crank-Governor 1017 690770
Screw (Fuel Pump Bracket) 1019 690103
O_SeaI-Choke Shaft 1022 690971
Boot-Spark Plug 1023 499599
Nut (Carburetor) 1023A499600
Spacer 1024 499054
+ Governor Shaft Seal 1026 690981
Screw (Drive Cap) 1026A690982
Clip 1027 690041
Pin-Locator 1029 690972
Gear-Ring 1033 499890
Gear-Timing 1035 691042
E-Ring Retainer 1036 499783
Screw (Oil Pump Cover) 1051 691265
Gear-Pinion 1058 273694
Fuel Pump Bracket 1081 691032
Harness-Wiring 1090 691293
Screw (Brush Retainer) 1100 690973
Screw (RockerArm) 1123 690987
Cap-Drive
Cap-End 1124 690988
Housing-Starter (Service with
691262 Starter Motor) 1125 690990
Dipstick/Tube Assembly 1126 690991
Terminal-Cable 1127 690992
Adapter-Air 1128 690990
Cover-Air Guide
Cover-Air Guide
Cover-Air Guide
+÷ Seal-Valve + Included
Bushing-Guide • Included
Alternator Connector/Wire • Included
÷ Included
Harness-Alternator
Plate-Cover
+÷ Gasket-Exhaust
Screw (Rocker Cover)
Hose-Vacuum
Screw (Choke Control
Bracket)
Screw (Fan Retainer)
+ O-Ring Seal (Oil Pump Cover)
Solenoid-Fuel
Oil Pump Cover
Fitter-Pre-Cleaner
Cover-Air Cleaner
Bowl-Float
Gasket Set-Carburetor
• _SeaI-Throttle Shaft
O_Gasket-Plate
Fan-Flywheel
Retainer-Fan
Nipple-Oil Filter
Oil Pump Screen
Label Kit
+÷ Gasket-Rocker Cover
Cover-Rocker (Cyl. No. 1)
Cover-Rocker (CyL No. 2)
Pump-Oil
Rod-Push (Steel)
Rod-Push (Aluminum)
Filter-Oil
Rocker Arm
Valve Overhaul Kit
Shaft-Pump
Emissions Label
Ring-Retaining
Owner's Manual
+ •*Ring Seal (Dipstick Tube)
Retainer-Brush
Rocker Arm Pivot
• _l,O-Ring Seal (Solenoid
Retainer)
O_O-Ring Seal-Fuel Transfer
Tube
• Screw (Cover Plate)
Screw (Fuel Transfer Tube
Screw (Float Bowl)
• Screw (Carburetor Nozzle)
407777-027-E 1 Replace
ment Engine
in Gasket Set, Ref. No. 358
in Gasket Set, Ref. No. 121
in Gasket Set, Ref. No. 977
in Gasket Set, Ref. No. 1033
NOTE; Al! component dimensions given in U.S.
inches1 inch = 25.4 mm
54