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AYP9128B29
Parts List
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AYP AYP9128B29 Parts List

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Page 1
AYP9128B29 (1992) Page 1 of 43 CHASSIS AND ENCLOSURES
Page 2
AYP9128B29 (1992) Page 2 of 43 CHASSIS AND ENCLOSURES
Ref # Part Number Qty Description
1 131050 CHASSIS 2 127866 DRAWBAR LT/YT 3 17490612 SCREW 6 127543X014 SADDLE 7 17490608 SCREW LT
Page 3
AYP9128B29 (1992) Page 3 of 43 CHASSIS AND ENCLOSURES
Ref # Part Number Qty Description
77 19131210 WASHER 78 132644 SUB= 532132644 79 17490412 SCREW HEX CRT 80 19091016 WASHER 81 121279X SUB= 532121279 82 17490612 SCREW 84 19091216 WASHER PM 85 74780512 BOLT 86 121236X SPACER 87 73510500 NUT 88 74760620 SUB= 74780620 89 73510600 NUT 90 133685 BAFFLE HOOD VERT 91 74760612 SUB= 74780612 92 73680600 SUB= 73690600 93 11050400 LOCKWASHER 94 74760612 SUB= 74780612 95 19131312 WASHER 96 73680600 SUB= 73690600 97 17490608 SCREW LT 99 104915X SUB= 105037X
100 2751R CLIP T 101 126471X "CLIP,INSULATOR" 103 74760612 SUB= 74780612 104 73680600 SUB= 73690600 105 134618 BRKT ASM PIVOT LH 106 134617 BRKT ASM PIVOT RH 107 72140606 BOLT 108 4921H SPRING.RETAINER
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AYP9128B29 (1992) Page 4 of 43 DECALS
Page 5
AYP9128B29 (1992) Page 5 of 43 DECALS
Ref # Part Number Qty Description
2 129057 SUB= 532129057
3 133868 NLA
4 133869 NLA
5 134279 NLA
6 133780 NLA
7 133796 DECAL
8 4900J DECAL T
9 135897 NLA 10 121343Z DECAL DANGER ENGLISH 11 3713J DECAL INSTRUCTION CAUTION 12 133870 NLA
135995 MANUAL
Page 6
AYP9128B29 (1992) Page 6 of 43 DRIVE
Page 7
AYP9128B29 (1992) Page 7 of 43 DRIVE
Ref # Part Number Qty Description
1 121430X PUMP.BDU-10S-114
2 121431X TRANSAXLE.AGRIFAB
4 121323X PUMP.2003081.
5 126581X "GRD ASS'Y,BELT"
6 73680400 SUB= 73690400
7 126579X "PULLEY,TRANSAXLE"
8 121211X STANDOFF 10 121188X BRACKET 11 74760572 BOLT 12 10040500 LOCKWASHER 13 73680500 SUB= 73690500 14 110422X SUB= 146682 15 126578X "FAN,HYDRO" 16 74780412 SUB= 74780414 17 19092016 WASHER 18 10040400 LOCKWASHER 19 126576X SUB= TH4H810 20 126912X "FRICTION,PACK ASS" 21 126655X "PIN,ROLL METRIC" 22 126589X "LINK,PUMP CONTROL" 23 73040400 NUT WIZLOC T 24 74760612 SUB= 74780612 25 73680600 SUB= 73690600 26 19131216 WASHER 27 73680600 SUB= 73690600 28 121189X U BOLT 29 73680600 SUB= 73690600 30 106933X KNOB T (1/2-HOLE) 31 126592X "LEVER,CONTROL" 32 126590X "BUSHING,PIVOT" 33 126591X "WSHER,SHIM" 34 12000003 RING T 35 126910X "SPRING,EXTENTION" 36 73040400 NUT WIZLOC T 37 132654 SUB= 532132654 38 73800600 NUT 39 73350600 NUT 40 106888X SPRING ROD LT 41 19131316 WASHER 42 4921H SPRING.RETAINER 43 4497H RETAINER M 44 133261 BRAKE PARK ROD 45 71673 PLUNGER CAP T 46 126649X BRKT TRANSAXLE 47 17490616 SCREW GTV 48 17490612 SCREW 49 121187X PLATE TRANS SUPT 50 74760612 SUB= 74780612 51 73680600 SUB= 73690600 52 126577X "KEEPER,CENTERSPAN" 53 73680600 SUB= 73690600 54 122424X SUB= 149001 55 120183X NYLON BEARING 56 19211616 WASHER LT 57 1572H SUB= 2882J 58 123674X PULLEY.IDLER.FLAT 59 74760644 BOLT 60 4470J SPACER T
Page 8
AYP9128B29 (1992) Page 8 of 43 DRIVE
Ref # Part Number Qty Description
61 109070X BELT KEEPER LT 62 19131312 WASHER 63 73680600 SUB= 73690600 64 127783 SUB= 139245 65 123789X ARM IDLER 66 123205X RETAIN BELT 67 74760624 SUB= 74930624 68 73680600 SUB= 73690600 69 19131316 WASHER 70 105710X "LINK, CLUTCH T" 71 76020412 COTTER PIN 72 105706X "LY, BEARING" 73 110812X WASHER LT 74 12000039 KLIP RING 75 105709X "SPRING, RETURN LT" 76 76020412 COTTER PIN 77 8883R PEDAL COVER T 78 134825 SUB= 136004 79 71170764 BOLT 80 10040700 LOCKWASHER 81 129921 KEEPER.BELT.ENG.L 82 74760616 BOLT 83 19131312 WASHER 84 73680600 SUB= 73690600 85 126575X "ARM,BYPASS CONTRO" 86 7605J BOLT T 87 110739X WASHER T 88 73680400 SUB= 73690400 89 133836 CONTROL BYPASS 90 11050600 LOCKWASHER 91 73610600 SUB= 7810H 92 126600X "CONSOLE,SHIFT FEN" 93 126597X "PLATE,NEUTRAL RH" 94 126598X "PLATE,NEUTRAL LH" 95 19091216 WASHER PM 96 10040400 LOCKWASHER 97 74760408 SUB= 74230408 98 121199X SPACER SPLIT 99 121749X WASHER
100 12000001 E-RING LT 101 123583X SQUARE KEY 102 121748X WASHER 103 131402 GUIDE BLT DR MWR 104 74760616 BOLT 105 19132012 WASHER 106 73680600 SUB= 73690600
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AYP9128B29 (1992) Page 9 of 43 ELECTRICAL
Page 10
AYP9128B29 (1992) Page 10 of 43 ELECTRICAL
Ref # Part Number Qty Description
1 121265X SUB= 123899X
2 4406R SUB= STD365402
3 124211X NUT IGNITION
4 133797 IGNITION HARNESS
5 4207J CABLE T
7 4799J "CABLE T, BATTERY"
8 133753 BTRY CASE W/O LID
9 109596X HOSE CLAMP T 10 109081X SUB= 146154 11 10090400 SUB= 10040400 12 73350400 NUT 13 74780408 BOLT 14 11050400 LOCKWASHER 15 73510400 NUT 16 131563 SUB= 154336 17 109553X SWITCH INTERLOCKT 19 104445X SWITCH-INTER. GT 20 17021008 SCREW 21 121305X SWITCH SEAT 22 121264X "CAP,BATTERY " 23 74760412 BOLT LT 24 19091016 WASHER 25 10040400 LOCKWASHER 26 73220400 SUB= 50675 27 122147X KEY 28 108824X FUSE HYT 29 105687X SUB= 109238X 30 123620X SUB= 141226 31 110712X SWITCH LT 32 127441X SUB= 136850 33 7662J SUB= 4152J 34 130890 SWITCH BRACKET 35 17021008 SCREW 36 108236X BRACKET LT 37 17021008 SCREW 38 719J SUB= 154336 48 9433R AMMETER T 50 10101000 SUB= 10071000 51 73911000 NUT 52 19070818 WASHER 53 7192J WIRE TIE
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AYP9128B29 (1992) Page 11 of 43 ENGINE
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AYP9128B29 (1992) Page 12 of 43 ENGINE
Ref # Part Number Qty Description
1 132753 THROTTLE CONTROL
2 17720410 SCREW LT
3 REFER TO IMAGE
4 121304X MUFFLER 11 19151616 SUB= 19171616 12 121744X BOLT 13 125593X SUB= 272293 14 13280328 PIPE NIPPLE 15 13310300 STREET ELBOW LT 16 11050600 LOCKWASHER 17 17490620 SCREW 27 105037X FOAM-STRIP LT 29 121851X SUB= 532137180 31 121280X FUEL TANK 32 8504J SUB= 9188504J 33 123487X HOSE CLAMP 37 101335K SUB= 8548R 38 REFER TO IMAGE 41 121742X HEAT SHIELD 42 13240300 STREET ELBOW LT 43 6431J PAD-SPACER T 44 121281X SUPT TANK FUEL 45 74780512 BOLT 46 73680500 SUB= 73690500 47 104799X BRACE-TANK LT 48 13200300 ELBOW
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AYP9128B29 (1992) Page 13 of 43 ENGINE/B&S
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AYP9128B29 (1992) Page 14 of 43 ENGINE/B&S
Ref # Part Number Qty Description
309 494325 MOTOR AND DRIVE ASSY 310 94003 BOLT 311 395538 BRUSH ASSEMBLY 510 490421 STARTER DRIVE GROUP 544 390837 ARRMATURE ASSEMBLY 801 394856 CAP, DRIVE 802 395537 END CAP ASS'Y. COMMUTATOR 803 398159 HOUSING ASSEMBLY
398003 CLUTCH ASSEMBLY 280104 GEAR, STARTER 490467 PINION SPRING KIT
94288 ROLL PIN 1 490450 CYLINDER ASSEMBLY 2 261623 BEARING 3 391086 SEAL, OIL 5 494240 HEAD, CYLINDER 7 271866 GASKET, CYLINDER HEAD 8 391406 BREATHER ASSEMBLY 9 27803 GASKET, VALVE COVER
10 94621 SCREW, STEMS 11 280100 TUBE, BREATHER 12 271916 GASKET, CRANKCASE COVER 1/64"
271997 GASKET, CRANKCASE COVER .005"
271996 GASKET, CRANKCASE COVER .009"
13 94622 SCREW, CYLINDER HEAD 3" 14 934015 SCREW 15 94239 PLUG, OIL DRAIN 16 490466 CRANKSHAFT
94196 KEY, TIMING GEAR
18 494238 BASE, ENGINE 20 291675 SEAL, OIL 22 94624 SCREW, SEMS, BASE MOUNTING 23 492326 FLYWHEEL & RING GEAR ASSY, MAGNETO 24 222698 KEY, FLYWHEEL 25 394661 PISTON ASSEMBLY, STANDARD
394662 PISTON ASSEMBLY .010" OVERSIZE
394663 PISTON ASSEMBLY .020" OVERSIZE
394664 PISTON ASSEMBLY .030" OVERSIZE
26 391780 RING SET, PISTON, STANDARD
392331 RING SET, PISTON, STANDARD SIZE
391781 RING SET, PISTON .010" OVERSIZE
391782 RING SET, PISTON .020" OVERSIZE
391783 RING SET, PISTON .030" OVERSIZE
27 260924 LOCK, PISTON PIN 28 299691 PIN ASSEMBLY, PISTON, STANDARD
391286 PIN ASSEMBLY, PISTON .005" OVER
29 490348 ROD ASSEMBLY, CONNECTING
490469 ROD ASSEMBLY, CONNECTING .020" UNDERSIZE
CRANKPIN
31 222299 LOCK, CONNECTING ROD SCREW 32 92909 SCREW, CONNECTING ROD 33 262246 VALVE, EXHAUST 34 262247 VALVE, INTAKE 35 65906 SPRING, INTAKE VALVE 36 26828 SPRING, EXHAUST VALVE 37 223752 GUARD, FLYWHEEL 40 221596 RETAINER, INTAKE VALVE
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AYP9128B29 (1992) Page 15 of 43 ENGINE/B&S
Ref # Part Number Qty Description
41 292260 RETAINER, EXHAUST VALVE 42 93630 RETAINER, EXHAUST VALVE ROTOCOIL(2) 45 262248 TAPPET-VALVE 46 212897 GEAR, CAM 51 281170 GASKET CARB 52 270872 GASKET, CARBURETOR 53 94637 STUD, CARBURETOR MOUNTING 75 224061 WASHER, SPRING 78 93805 SCREW, SEMS 95 94098 SCREW, THROTTLE
98 494382 SCREW, IDLE SPEED 104 231789 PIN, FLOAT HINGE 105 231790 VALVE ASSEMBLY, INLET NEEDLE 106 281169 INLET, VALVE SEAT 108 224540 VALVE, CHOKE 118 494383 VALVE, NEEDLE 121 494384 CARBURETOR OVERHAUL KIT 123 94616 SCREW, ELBOW MOUNTING 125 494392 CARB ASSY 130 224539 VALVE, THROTTLE 131 494379 SHAFT & LEVER, THROTTLE 133 494381 FLOAT, CARBURETOR 137 281165 GASKET, FLOAT BOWL 138 281164 WASHER, FLOAT BOWL SCREW 141 494380 SHAFT AND LEVER, CHOKE 142 231793 NOZZLE JET CARB
494499 HIGH ALTITUDE KIT 147 231794 PILOT, JET 164 213811 CARB ELBOW 171 281051 P/N CONFLICT - CHECK WITH SUPPLIER 187 393815 HOSE (CUT TO SUIT) 188 93535 SCREW, HEX HEAD 201 262767 LINK, GOVERNOR 209 260871 SPRING, GOVERNOR 216 262766 LINK, CHOKE 219 490815 GOVERNOR GEAR 222 494887 PLATE, GOVERNOR CONTROL 224 94513 SCREW, SEMS, AIR CLEANER 225 231058 CRANK, GOVERNOR 227 493935 LEVER ASSY, GOVERNOR 230 222450 WASHER, GOVERNOR LEVER 232 262785 SPRING, GOVERNOR LINK 240 394358 FILTER, FUEL 265 221535 CLAMP 284 94419 SCREW, CLAMP MOUNTING
284A 94326 SCREW, AIR CLEANER
304 224504 HOUSING BLOWER RED 305 94619 SCREW, SEMS, BLOWER, HOUSING MOUNTING 306 224545 SHIELD, CYLINDER 307 94623 SCREW, SEMS, CYLINDER SHIELD MTG. 308 491490 COVER, CYLINDER HEAD 309 REFER TO IMAGE 332 92284 NUT, FLYWHEEL 333 492341 ARMATURE, MAGNETO 334 93381 SCREW, SEM, ARMATURE MOUNTING 337 802592 PLUG, SPARK 346 93705 SUB= 69485 356 494328 WIRE, GROUND
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AYP9128B29 (1992) Page 16 of 43 ENGINE/B&S
Ref # Part Number Qty Description
358 494241 GASKET SET 363 19203 PULLER, FLYWHEEL 383 89838 WRENCH SPARK PLUG 422 223721 CLAMP, OIL FILLER TUBE 423 93984 SCREW, SEMS 445 493909 CARTRIDGE, AIR CLEANER 455 222561 CUP, SCREEN MOUNTING 467 493903 KNOB, AIR CLEANER 468 222562 SCREEN, FLUSH ROTATING 474 393474 STATOR, ALTERNATOR, DUAL CIRCUIT 482 93621 SCREW, SEMS 523 490327 CAP AND DIPSTICK, OIL FILLER 524 68838 SEAL, FILLER TUBE 525 280741 TUBE, OIL FILLER 535 272403 ELEMENT, AIR CLEANER 537 281106 O-RING, AIR CLEANER 552 231597 BUSHING, GOVERNOR CRANK, 1/4" I.D. 562 92613 BOLT, GOVERNOR LEVER 592 231082 NUT, HEX 601 93053 CLAMP, HOSE, GREEN 611 494451 FUEL INLET TUBE 614 93306 COTTER, HAIR PIN 615 93307 RETAINER, E-RING 618 262803 SPRING, CHOKE RETURN 634 281168 SEAL, CHOKE SHAFT
634A 491323 SEAL, GOVERNOR 634B 281167 WASHER, THROTTLE SHAFT
635 66538 ELBOW, SPARK PLUG 646 224486 BRACE AIR CLEANER 657 93496 SCREW, SEMS 663 94620 SCREW, HEX HEAD 668 280848 SPACER 726 392134 GEAR, RING 727 490324 COVER, STARTER 728 93535 SCREW, HEX HEAD 729 281159 CLIP, LEAD WIRE 741 262135 GEAR, TIMING 757 212359 LINK, COUNTERWEIGHT 758 399891 COUNTERWEIGHT ASSY 759 298909 PIN ASSY, PISTON, STD 761 93875 SCREW, COUTENWEIGHT 837 231109 SPACER MUFFLER MOUNTING 842 270920 SEAL, OIL FILLER CAP 847 490474 FILL GROUP, OIL 851 221798 TERMINAL, IGNITION CABLE 869 261463 SEAT, INTAKE VALVE, STANDARD 870 210940 SEAT] 871 261961 GUIDE, EXHAUST VALVE 872 281104 COVER, AIR CLEANER 875 494237 BODY, AIR CLEANER 877 393456 DIODE & CONNECTOR ASSY 955 94642 SCREW, FUEL BOWL 965 94108 LOCKNUT, AIR CLEANER MOUNTING 975 494378 BOWL ASSEMBLY, CARBURETOR 977 494386 CARB GASKET KIT 987 281166 SEAL, THROTTLE SHAFT
1005 280687 FAN, FLYWHEEL 1006 223726 RETAINER FAN
Page 17
AYP9128B29 (1992) Page 17 of 43 ENGINE/B&S
Ref # Part Number Qty Description
1020 262243 ECCENTRIC 1021 94160 PIN, ECCENTRIC
Page 18
AYP9128B29 (1992) Page 18 of 43 ENGINE/B&S
Page 19
AYP9128B29 (1992) Page 19 of 43 ENGINE/B&S
Ref # Part Number Qty Description
309 494325 MOTOR AND DRIVE ASSY 310 94003 BOLT 311 395538 BRUSH ASSEMBLY 510 490421 STARTER DRIVE GROUP 544 390837 ARRMATURE ASSEMBLY 801 394856 CAP, DRIVE 802 395537 END CAP ASS'Y. COMMUTATOR 803 398159 HOUSING ASSEMBLY
398003 CLUTCH ASSEMBLY
280104 GEAR, STARTER
490467 PINION SPRING KIT
94288 ROLL PIN
1 490450 CYLINDER ASSEMBLY 2 261623 BEARING 3 391086 SEAL, OIL 5 494240 HEAD, CYLINDER 7 271866 GASKET, CYLINDER HEAD 8 391406 BREATHER ASSEMBLY
9 27803 GASKET, VALVE COVER 10 94621 SCREW, STEMS 11 280100 TUBE, BREATHER 12 271916 GASKET, CRANKCASE COVER 1/64"
271997 GASKET, CRANKCASE COVER .005"
271996 GASKET, CRANKCASE COVER .009" 13 94622 SCREW, CYLINDER HEAD 3" 14 934015 SCREW 15 94239 PLUG, OIL DRAIN 16 490466 CRANKSHAFT
94196 KEY, TIMING GEAR 18 494238 BASE, ENGINE 20 291675 SEAL, OIL 22 94624 SCREW, SEMS, BASE MOUNTING 23 492326 FLYWHEEL & RING GEAR ASSY, MAGNETO 24 222698 KEY, FLYWHEEL 25 394661 PISTON ASSEMBLY, STANDARD
394662 PISTON ASSEMBLY .010" OVERSIZE
394663 PISTON ASSEMBLY .020" OVERSIZE
394664 PISTON ASSEMBLY .030" OVERSIZE 26 391780 RING SET, PISTON, STANDARD
392331 RING SET, PISTON, STANDARD SIZE
391781 RING SET, PISTON .010" OVERSIZE
391782 RING SET, PISTON .020" OVERSIZE
391783 RING SET, PISTON .030" OVERSIZE 27 260924 LOCK, PISTON PIN 28 299691 PIN ASSEMBLY, PISTON, STANDARD
391286 PIN ASSEMBLY, PISTON .005" OVER 29 490348 ROD ASSEMBLY, CONNECTING
490469 ROD ASSEMBLY, CONNECTING .020" UNDERSIZE
CRANKPIN
31 222299 LOCK, CONNECTING ROD SCREW 32 92909 SCREW, CONNECTING ROD 33 262246 VALVE, EXHAUST 34 262247 VALVE, INTAKE 35 65906 SPRING, INTAKE VALVE 36 26828 SPRING, EXHAUST VALVE 37 223752 GUARD, FLYWHEEL 40 221596 RETAINER, INTAKE VALVE
Page 20
AYP9128B29 (1992) Page 20 of 43 ENGINE/B&S
Ref # Part Number Qty Description
41 292260 RETAINER, EXHAUST VALVE 42 93630 RETAINER, EXHAUST VALVE ROTOCOIL(2) 45 262248 TAPPET-VALVE 46 212897 GEAR, CAM 51 281170 GASKET CARB 52 270872 GASKET, CARBURETOR 53 94637 STUD, CARBURETOR MOUNTING 75 224061 WASHER, SPRING 78 93805 SCREW, SEMS 95 94098 SCREW, THROTTLE 98 494382 SCREW, IDLE SPEED
104 231789 PIN, FLOAT HINGE 105 231790 VALVE ASSEMBLY, INLET NEEDLE 106 281169 INLET, VALVE SEAT 108 224540 VALVE, CHOKE 118 494383 VALVE, NEEDLE 121 494384 CARBURETOR OVERHAUL KIT 123 94616 SCREW, ELBOW MOUNTING 125 494392 CARB ASSY 130 224539 VALVE, THROTTLE 131 494379 SHAFT & LEVER, THROTTLE 133 494381 FLOAT, CARBURETOR 137 281165 GASKET, FLOAT BOWL 138 281164 WASHER, FLOAT BOWL SCREW 141 494380 SHAFT AND LEVER, CHOKE 142 231793 NOZZLE JET CARB
494499 HIGH ALTITUDE KIT
147 231794 PILOT, JET 164 213811 CARB ELBOW 171 281051 P/N CONFLICT - CHECK WITH SUPPLIER 187 393815 HOSE (CUT TO SUIT) 188 93535 SCREW, HEX HEAD 201 262767 LINK, GOVERNOR 209 260871 SPRING, GOVERNOR 216 262766 LINK, CHOKE 219 490815 GOVERNOR GEAR 222 494887 PLATE, GOVERNOR CONTROL 224 94513 SCREW, SEMS, AIR CLEANER 225 231058 CRANK, GOVERNOR 227 493935 LEVER ASSY, GOVERNOR 230 222450 WASHER, GOVERNOR LEVER 232 262785 SPRING, GOVERNOR LINK 240 394358 FILTER, FUEL 265 221535 CLAMP 284 94419 SCREW, CLAMP MOUNTING
284A 94326 SCREW, AIR CLEANER
304 224504 HOUSING BLOWER RED 305 94619 SCREW, SEMS, BLOWER, HOUSING MOUNTING 306 224545 SHIELD, CYLINDER 307 94623 SCREW, SEMS, CYLINDER SHIELD MTG. 308 491490 COVER, CYLINDER HEAD 309 REFER TO IMAGE 332 92284 NUT, FLYWHEEL 333 492341 ARMATURE, MAGNETO 334 93381 SCREW, SEM, ARMATURE MOUNTING 337 802592 PLUG, SPARK 346 93705 SUB= 69485 356 494328 WIRE, GROUND
Page 21
AYP9128B29 (1992) Page 21 of 43 ENGINE/B&S
Ref # Part Number Qty Description
358 494241 GASKET SET 363 19203 PULLER, FLYWHEEL 383 89838 WRENCH SPARK PLUG 422 223721 CLAMP, OIL FILLER TUBE 423 93984 SCREW, SEMS 445 493909 CARTRIDGE, AIR CLEANER 455 222561 CUP, SCREEN MOUNTING 467 493903 KNOB, AIR CLEANER 468 222562 SCREEN, FLUSH ROTATING 474 393474 STATOR, ALTERNATOR, DUAL CIRCUIT 482 93621 SCREW, SEMS 523 490327 CAP AND DIPSTICK, OIL FILLER 524 68838 SEAL, FILLER TUBE 525 280741 TUBE, OIL FILLER 535 272403 ELEMENT, AIR CLEANER 537 281106 O-RING, AIR CLEANER 552 231597 BUSHING, GOVERNOR CRANK, 1/4" I.D. 562 92613 BOLT, GOVERNOR LEVER 592 231082 NUT, HEX 601 93053 CLAMP, HOSE, GREEN 611 494451 FUEL INLET TUBE 614 93306 COTTER, HAIR PIN 615 93307 RETAINER, E-RING 618 262803 SPRING, CHOKE RETURN
634 281168 SEAL, CHOKE SHAFT 634A 491323 SEAL, GOVERNOR 634B 281167 WASHER, THROTTLE SHAFT
635 66538 ELBOW, SPARK PLUG
646 224486 BRACE AIR CLEANER
657 93496 SCREW, SEMS
663 94620 SCREW, HEX HEAD
668 280848 SPACER
726 392134 GEAR, RING
727 490324 COVER, STARTER
728 93535 SCREW, HEX HEAD
729 281159 CLIP, LEAD WIRE
741 262135 GEAR, TIMING
757 212359 LINK, COUNTERWEIGHT
758 399891 COUNTERWEIGHT ASSY
759 298909 PIN ASSY, PISTON, STD
761 93875 SCREW, COUTENWEIGHT
837 231109 SPACER MUFFLER MOUNTING
842 270920 SEAL, OIL FILLER CAP
847 490474 FILL GROUP, OIL
851 221798 TERMINAL, IGNITION CABLE
869 261463 SEAT, INTAKE VALVE, STANDARD
870 210940 SEAT]
871 261961 GUIDE, EXHAUST VALVE
872 281104 COVER, AIR CLEANER
875 494237 BODY, AIR CLEANER
877 393456 DIODE & CONNECTOR ASSY
955 94642 SCREW, FUEL BOWL
965 94108 LOCKNUT, AIR CLEANER MOUNTING
975 494378 BOWL ASSEMBLY, CARBURETOR
977 494386 CARB GASKET KIT
987 281166 SEAL, THROTTLE SHAFT
1005 280687 FAN, FLYWHEEL 1006 223726 RETAINER FAN
Page 22
AYP9128B29 (1992) Page 22 of 43 ENGINE/B&S
Ref # Part Number Qty Description
1020 262243 ECCENTRIC 1021 94160 PIN, ECCENTRIC
Page 23
AYP9128B29 (1992) Page 23 of 43 ENGINE/B&S
Page 24
AYP9128B29 (1992) Page 24 of 43 ENGINE/B&S
Ref # Part Number Qty Description
309 494325 MOTOR AND DRIVE ASSY
310 94003 BOLT
311 395538 BRUSH ASSEMBLY
510 490421 STARTER DRIVE GROUP
544 390837 ARRMATURE ASSEMBLY
801 394856 CAP, DRIVE
802 395537 END CAP ASS'Y. COMMUTATOR
803 398159 HOUSING ASSEMBLY
398003 CLUTCH ASSEMBLY 280104 GEAR, STARTER 490467 PINION SPRING KIT
94288 ROLL PIN 1 490450 CYLINDER ASSEMBLY 2 261623 BEARING 3 391086 SEAL, OIL 5 494240 HEAD, CYLINDER 7 271866 GASKET, CYLINDER HEAD 8 391406 BREATHER ASSEMBLY 9 27803 GASKET, VALVE COVER
10 94621 SCREW, STEMS 11 280100 TUBE, BREATHER 12 271916 GASKET, CRANKCASE COVER 1/64"
271997 GASKET, CRANKCASE COVER .005"
271996 GASKET, CRANKCASE COVER .009"
13 94622 SCREW, CYLINDER HEAD 3" 14 934015 SCREW 15 94239 PLUG, OIL DRAIN 16 490466 CRANKSHAFT
94196 KEY, TIMING GEAR
18 494238 BASE, ENGINE 20 291675 SEAL, OIL 22 94624 SCREW, SEMS, BASE MOUNTING 23 492326 FLYWHEEL & RING GEAR ASSY, MAGNETO 24 222698 KEY, FLYWHEEL 25 394661 PISTON ASSEMBLY, STANDARD
394662 PISTON ASSEMBLY .010" OVERSIZE
394663 PISTON ASSEMBLY .020" OVERSIZE
394664 PISTON ASSEMBLY .030" OVERSIZE
26 391780 RING SET, PISTON, STANDARD
392331 RING SET, PISTON, STANDARD SIZE
391781 RING SET, PISTON .010" OVERSIZE
391782 RING SET, PISTON .020" OVERSIZE
391783 RING SET, PISTON .030" OVERSIZE
27 260924 LOCK, PISTON PIN 28 299691 PIN ASSEMBLY, PISTON, STANDARD
391286 PIN ASSEMBLY, PISTON .005" OVER
29 490348 ROD ASSEMBLY, CONNECTING
490469 ROD ASSEMBLY, CONNECTING .020" UNDERSIZE
CRANKPIN
31 222299 LOCK, CONNECTING ROD SCREW 32 92909 SCREW, CONNECTING ROD 33 262246 VALVE, EXHAUST 34 262247 VALVE, INTAKE 35 65906 SPRING, INTAKE VALVE 36 26828 SPRING, EXHAUST VALVE 37 223752 GUARD, FLYWHEEL 40 221596 RETAINER, INTAKE VALVE
Page 25
AYP9128B29 (1992) Page 25 of 43 ENGINE/B&S
Ref # Part Number Qty Description
41 292260 RETAINER, EXHAUST VALVE 42 93630 RETAINER, EXHAUST VALVE ROTOCOIL(2) 45 262248 TAPPET-VALVE 46 212897 GEAR, CAM 51 281170 GASKET CARB 52 270872 GASKET, CARBURETOR 53 94637 STUD, CARBURETOR MOUNTING 75 224061 WASHER, SPRING 78 93805 SCREW, SEMS 95 94098 SCREW, THROTTLE
98 494382 SCREW, IDLE SPEED 104 231789 PIN, FLOAT HINGE 105 231790 VALVE ASSEMBLY, INLET NEEDLE 106 281169 INLET, VALVE SEAT 108 224540 VALVE, CHOKE 118 494383 VALVE, NEEDLE 121 494384 CARBURETOR OVERHAUL KIT 123 94616 SCREW, ELBOW MOUNTING 125 494392 CARB ASSY 130 224539 VALVE, THROTTLE 131 494379 SHAFT & LEVER, THROTTLE 133 494381 FLOAT, CARBURETOR 137 281165 GASKET, FLOAT BOWL 138 281164 WASHER, FLOAT BOWL SCREW 141 494380 SHAFT AND LEVER, CHOKE 142 231793 NOZZLE JET CARB
494499 HIGH ALTITUDE KIT 147 231794 PILOT, JET 164 213811 CARB ELBOW 171 281051 P/N CONFLICT - CHECK WITH SUPPLIER 187 393815 HOSE (CUT TO SUIT) 188 93535 SCREW, HEX HEAD 201 262767 LINK, GOVERNOR 209 260871 SPRING, GOVERNOR 216 262766 LINK, CHOKE 219 490815 GOVERNOR GEAR 222 494887 PLATE, GOVERNOR CONTROL 224 94513 SCREW, SEMS, AIR CLEANER 225 231058 CRANK, GOVERNOR 227 493935 LEVER ASSY, GOVERNOR 230 222450 WASHER, GOVERNOR LEVER 232 262785 SPRING, GOVERNOR LINK 240 394358 FILTER, FUEL 265 221535 CLAMP 284 94419 SCREW, CLAMP MOUNTING
284A 94326 SCREW, AIR CLEANER
304 224504 HOUSING BLOWER RED 305 94619 SCREW, SEMS, BLOWER, HOUSING MOUNTING 306 224545 SHIELD, CYLINDER 307 94623 SCREW, SEMS, CYLINDER SHIELD MTG. 308 491490 COVER, CYLINDER HEAD 309 REFER TO IMAGE 332 92284 NUT, FLYWHEEL 333 492341 ARMATURE, MAGNETO 334 93381 SCREW, SEM, ARMATURE MOUNTING 337 802592 PLUG, SPARK 346 93705 SUB= 69485 356 494328 WIRE, GROUND
Page 26
AYP9128B29 (1992) Page 26 of 43 ENGINE/B&S
Ref # Part Number Qty Description
358 494241 GASKET SET 363 19203 PULLER, FLYWHEEL 383 89838 WRENCH SPARK PLUG 422 223721 CLAMP, OIL FILLER TUBE 423 93984 SCREW, SEMS 445 493909 CARTRIDGE, AIR CLEANER 455 222561 CUP, SCREEN MOUNTING 467 493903 KNOB, AIR CLEANER 468 222562 SCREEN, FLUSH ROTATING 474 393474 STATOR, ALTERNATOR, DUAL CIRCUIT 482 93621 SCREW, SEMS 523 490327 CAP AND DIPSTICK, OIL FILLER 524 68838 SEAL, FILLER TUBE 525 280741 TUBE, OIL FILLER 535 272403 ELEMENT, AIR CLEANER 537 281106 O-RING, AIR CLEANER 552 231597 BUSHING, GOVERNOR CRANK, 1/4" I.D. 562 92613 BOLT, GOVERNOR LEVER 592 231082 NUT, HEX 601 93053 CLAMP, HOSE, GREEN 611 494451 FUEL INLET TUBE 614 93306 COTTER, HAIR PIN 615 93307 RETAINER, E-RING 618 262803 SPRING, CHOKE RETURN 634 281168 SEAL, CHOKE SHAFT
634A 491323 SEAL, GOVERNOR 634B 281167 WASHER, THROTTLE SHAFT
635 66538 ELBOW, SPARK PLUG 646 224486 BRACE AIR CLEANER 657 93496 SCREW, SEMS 663 94620 SCREW, HEX HEAD 668 280848 SPACER 726 392134 GEAR, RING 727 490324 COVER, STARTER 728 93535 SCREW, HEX HEAD 729 281159 CLIP, LEAD WIRE 741 262135 GEAR, TIMING 757 212359 LINK, COUNTERWEIGHT 758 399891 COUNTERWEIGHT ASSY 759 298909 PIN ASSY, PISTON, STD 761 93875 SCREW, COUTENWEIGHT 837 231109 SPACER MUFFLER MOUNTING 842 270920 SEAL, OIL FILLER CAP 847 490474 FILL GROUP, OIL 851 221798 TERMINAL, IGNITION CABLE 869 261463 SEAT, INTAKE VALVE, STANDARD 870 210940 SEAT] 871 261961 GUIDE, EXHAUST VALVE 872 281104 COVER, AIR CLEANER 875 494237 BODY, AIR CLEANER 877 393456 DIODE & CONNECTOR ASSY 955 94642 SCREW, FUEL BOWL 965 94108 LOCKNUT, AIR CLEANER MOUNTING 975 494378 BOWL ASSEMBLY, CARBURETOR 977 494386 CARB GASKET KIT 987 281166 SEAL, THROTTLE SHAFT
1005 280687 FAN, FLYWHEEL 1006 223726 RETAINER FAN
Page 27
AYP9128B29 (1992) Page 27 of 43 ENGINE/B&S
Ref # Part Number Qty Description
1020 262243 ECCENTRIC 1021 94160 PIN, ECCENTRIC
Page 28
AYP9128B29 (1992) Page 28 of 43 MOWER
Page 29
AYP9128B29 (1992) Page 29 of 43 MOWER
Ref # Part Number Qty Description
Page 30
AYP9128B29 (1992) Page 30 of 43 MOWER
Ref # Part Number Qty Description
59 131288 BRAKE ROD RH 60 131289 BRAKE ROD LH 61 76020312 SUB= 3145 62 133551 PIVOT ROD 63 133504 CLUTCH ROD SECOND 64 72110614 BOLT 65 133550 SUB= 142427 66 73350600 NUT 67 133205 TRUNION 68 4497H RETAINER M 69 127498 BUSHING 70 128759 SUB= 918128759 71 131813 SUB= 532131813 72 132044 SUB= 532132044 73 121748X WASHER 74 12000029 RING 75 128903 SHOULDER BOLT 76 127845 SPRING KEEPER 77 127847 CLUTCH ARM SECOND 78 131870 RETURN SPRING 79 130840 BRAKE ASM 80 17490512 SCREW
134723 SUB= 142820 130794 MANDREL ASM
Page 31
AYP9128B29 (1992) Page 31 of 43 PUMP
Page 32
AYP9128B29 (1992) Page 32 of 43 PUMP
Ref # Part Number Qty Description
1 122756X SHAFT.PU.2003022
2 122716X RETAINIANG RING-(2003016)
3 122745X BALL BEARING
4 122715X SPACER
5 122700X SEAL LIP
6 122699X RING.RET.2003052
8 122767X CRADLE BEARING (2003023) 11 122747X BEARING 12 122717X SEAL.9008000-0126 13 122748X TRUNION ARM (2003005) 14 122749X GUIDE.2000015.HYD 15 127146X SUB= 121430X 17 122770X SUB= 142936 18 122771X PLUG PIPE 19 127147X "KIT,CTR SECTION (2513007)" 20 122773X NEEDLE BEARING 21 122722X LIP SEAL-9008000-0127 22 122750X SHAFT 25 127148X "SWASHPLATE,VARIAB" 30 122723X SEAL LIP 31 127149X "KIT,BLOCK CYLINDE" 36 127151X "PLUG,PLASTIC 9005200-8700" 37 122786X PIN 38 122718X GASKET.20030600 39 122731X FILTER 40 122730X WASHER (2000011) 41 122728X SPRING 42 127152X KIT.VALVE.2513014 46 122787X PLUG 47 122752X SCREW9007314-0808 50 122788X WASHER 51 122789X PIN 52 122754X PLUG 55 127153X "KIT,BYPASS VALVE" 58 122790X PLUG 59 127154X "KIT,OVERHEAD SEAL -2513013"
Page 33
AYP9128B29 (1992) Page 33 of 43 SCHEMATIC
Page 34
AYP9128B29 (1992) Page 34 of 43 SCHEMATIC
Ref # Part Number Qty Description
REFER TO IMAGE
Page 35
AYP9128B29 (1992) Page 35 of 43 SEAT
Page 36
AYP9128B29 (1992) Page 36 of 43 SEAT
Ref # Part Number Qty Description
1 122756X SHAFT.PU.2003022
2 122716X RETAINIANG RING-(2003016)
3 122745X BALL BEARING
4 122715X SPACER
5 122700X SEAL LIP
6 122699X RING.RET.2003052
8 122767X CRADLE BEARING (2003023) 11 122747X BEARING 12 122717X SEAL.9008000-0126 13 122748X TRUNION ARM (2003005) 14 122749X GUIDE.2000015.HYD 15 127146X SUB= 121430X 17 122770X SUB= 142936 18 122771X PLUG PIPE 19 127147X "KIT,CTR SECTION (2513007)" 20 122773X NEEDLE BEARING 21 122722X LIP SEAL-9008000-0127 22 122750X SHAFT 25 127148X "SWASHPLATE,VARIAB" 30 122723X SEAL LIP 31 127149X "KIT,BLOCK CYLINDE" 36 127151X "PLUG,PLASTIC 9005200-8700" 37 122786X PIN 38 122718X GASKET.20030600 39 122731X FILTER 40 122730X WASHER (2000011) 41 122728X SPRING 42 127152X KIT.VALVE.2513014 46 122787X PLUG 47 122752X SCREW9007314-0808 50 122788X WASHER 51 122789X PIN 52 122754X PLUG 55 127153X "KIT,BYPASS VALVE" 58 122790X PLUG 59 127154X "KIT,OVERHEAD SEAL -2513013"
Page 37
AYP9128B29 (1992) Page 37 of 43 STEERING
Page 38
AYP9128B29 (1992) Page 38 of 43 STEERING
Ref # Part Number Qty Description
3 130460 SUB= 532130460
4 130459 SPINDLE ASM RH
5 6266H WASHER .T
6 121748X WASHER
7 19272016 WASHER
8 12000029 RING
9 3366R COL. SRTG. BEAR. 10 130468 SUB= 532130468 11 10040600 LOCKWASHER 12 73610600 SUB= 7810H 13 110438X BEARING 14 74011056 BOLT HEX 5/8-11 15 73601000 SUB= 73901000 16 132624 AXLE PIN 17 128758 STEERING SHAFT 18 57079 THRUST WASHER 19 124035X SUPPORT.SHAFT 20 126684X SUB= 532126684 21 10040400 LOCKWASHER 22 71070410 "SCREW,SPECIAL" 23 127501 SUB= 918127501 24 109816X NYLINER T 25 124036X "BRKT,STEERING" 26 12000029 RING 27 124034X SUB= 136874 28 6266H WASHER .T 29 17490612 SCREW 30 10040600 LOCKWASHER 31 73610600 SUB= 7810H 32 130465 TIE ROD 33 120754X SUB= 126847X 34 19131416 WASHER 35 76020412 COTTER PIN 36 1554J SUB= 155108 37 17431008 SUB= 98000165 38 100710L INSERT-WHEEL LT 39 100712K WASHER 40 73940800 SUB= 73360800 41 100711L ADAPTER LT 43 121749X WASHER 44 121748X WASHER 45 12000029 RING 46 121232X CAP
Page 39
AYP9128B29 (1992) Page 39 of 43 TRANSAXLE
Page 40
AYP9128B29 (1992) Page 40 of 43 TRANSAXLE
Ref # Part Number Qty Description
1 122614X HSG HALF LH-44077
2 122615X HSG HALF RH-44076
3 122616X AXLE LH -44273
4 122620X AXLE RH-44272
5 122621X BEARING.44121.AGR
6 122622X WASHER -44008
7 122623X GEAR MITER -44096
8 122624X GEAR MITER -44097
9 122625X NUT -44133 10 122626X SHAFT CROSS 11 122688X SCREW-STUD -44271 12 122629X SNAP RING -44146 13 122631X "THRUST, BEARING -44128" 14 122633X HOUSING.ASM.DIFF.-62590 15 122634X "FLANGE, BEARING-44129" 16 122640X GEAR 17 122641X BOLT -44126 18 122642X SHAFT INPUT-44270 19 122643X SNAP RING -44145 20 122644X RET RING (44144) 21 122645X SUB= 155892 22 122646X "NEEDLE, BEARING 44099" 23 122647X BEARING.NEE.44139 24 122648X WASHER-44109 25 122649X KEY.44136.HYDRO 26 122650X SCREW 27 122651X SUB= 155892 28 123061X WASHER -44371
122678X NLA
122654X WASHER-44151 29 122656X PIN COTTER -44101 30 122653X WASHER -44150 31 122659X WASHER FLAT -44130 32 122660X ARM BRAKE 23710 33 122662X PIN BRAKE ACTUATO -44127 34 122663X BRAKE YOKE 35 122664X DISC BRAKE -(44090) 36 123065X KEY -44143 37 122666X SCREW -44277 38 122667X PLATE PUCK -44134 39 122668X SUB= 142883 40 123066X SCREW -44300 41 122670X SCREW -44123 42 122671X SCREW -44124 43 126982X SUB= 122672X 44 122673X "BALL, BEARING -44232" 45 122674X SHAFT PINION 44083 46 122675X SHAFT DRIVE-44080 47 123059X NEEDLE BEARING -44342 48 123060X THRUST.BRONZE -44343 49 123060X THRUST.BRONZE -44343
122654X WASHER-44151 50 122689X SPACER -23711 51 121839X COUPLING- 44084 52 126975X GEAR.60/17.44523 53 122682X NUT -43178 54 122683X PINION-DR.44079 55 122684X BOLT SQ HD
Page 41
AYP9128B29 (1992) Page 41 of 43 TRANSAXLE
Ref # Part Number Qty Description
56 122685X WASHER -44278 57 122686X WASHER -44137 58 122687X PIN ROLL-44269 59 122652X WASHER -44125 60 123062X DOWEL PIN -44346 61 123063X SEAL GREASE -44394 62 126977X WASHER.43177.AGRI 63 126980X ASS'Y GEAR REDUCT 64 126981X SUB= 122642X 65 126976X GREASE.50416.10OZ
121431X TRANSAXLE.AGRIFAB
Page 42
AYP9128B29 (1992) Page 42 of 43 WHEELS/TIRES
Page 43
AYP9128B29 (1992) Page 43 of 43 WHEELS/TIRES
Ref # Part Number Qty Description
1 59192 VALVE CAP 2 65139 VALVE STEM LT 3 106222X SUB= 122073X 4 59904 TUBE.5.3/4.5/6 5 106732X311 SUB= 106732X427 6 278H FITTING LT 7 9040H "FLANGE, BEARING" 8 106108X311 SUB= 106108X427
9 3588R SUB= 126957X 10 7152J TUBE.18X9.5-8 11 104757X HUB CAP
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