Summary of the content on the page No. 1
FORM MS −5069 −06/17/2008
REPLACES FORM MS −5069 −02/07/08
FILE IN SECT. 2 OF SERVICE MANUAL
21A900
Illustrated Parts List
Model Series
21A900
TYPE NUMBERS
0101 through 0199.
TABLE OF CONTENTS
Air Cleaner . . . . . . . . . . . . . . . . . . . . . . . . . 7
Alternator . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Blower Housing . . . . . . . . . . . . . . . . . . . . . 7
Camshaft . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Carburetor . . . . . . . . . . . . . . . . . . . . .
Summary of the content on the page No. 2
21A900 1319 WARNING LABEL 1058 OPERATOR’S MANUAL REQUIRED when replacing parts with warning labels affixed. 1 2 3 11 10 584 850 9 1264 1263 552 691 718 4 4A 1017 12 12 306 307 22 15 20 20 415 1027 1024 1024A 239 943 965 750 Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5069 −2 Assemblies include all parts shown in frames. 2 06/17/2008
Summary of the content on the page No. 3
21A900 25 27 26 28 27 29 847 32 523 842 16 46 24 525 45 146 357 524 741 43 758 1270 759 757 Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5069 −3 Assemblies include all parts shown in frames. 06/17/2008 3
Summary of the content on the page No. 4
21A900 45 1026 5 34 42 868 36 238 33 42 42 337 7 883 635 35 383 1022 1034 51 617 830 1029 192 1022 914 654 53 1023 14 50 51 705 617 13 850 54 358 ENGINE GASKET SET 943 3 12 1022 7 1095 VALVE GASKET SET 20 691 868 7 51 842 1266 1022 868 524 1266A 9 883 51 617 Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5069 −4 Assemblies include all parts shown in frames. 06/17/2008 4
Summary of the content on the page No. 5
21A900 125 141 141 See text for correct Choke Shaft Kit. 131 634 108 141B See text for correct 141B 130 Choke 95 Shaft Kit. 987 93 98 692 108 633 94 51 1091 142 143 LMT / PART 127 NUMBER 106 LOCATIONS 105 133 104 975 137 276 WALBRO 950 121 CARBURETOR OVERHAUL KIT 51 987 137 104 105 1266 617 142 93 106 634 1266A 95 127 276 977 CARBURETOR GASKET SET 51 137 276 Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5069 −5
Summary of the content on the page No. 6
21A900 125A 141A 131A 117 118 108A 130A 634A 95A 987A 98A 94A 51 1091 105A 127A 133A 104A 137A 135A 137A 975A 137A 1127 NIKKI 121A CARBURETOR OVERHAUL KIT 987A 51 137A 105A 1266 95A 127A 1266A 104A 617 634A 977A CARBURETOR GASKET SET 137A 51 Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5069 −6 Assemblies include all parts shown in frames. 06/17/2008 6
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21A900 1036 EMISSIONS LABEL 1040 1040A 304 305A 1397 643 1267 305 967 445 864 883 968 823 431 1266A 1266 676A 823 676 884 677 677 300 300A 613B 883 883 613A 613B 300B 613 81 613 81 832 836 Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5069 −7 Assemblies include all parts shown in frames. 06/17/2008 7
Summary of the content on the page No. 8
21A900 415A 1005A 1070 73A 1005B 1070A 1005 75 74 78 73 37 1044 455 78A 37A 729B 608 65 729A 697 55 309 363 23 801 1051 58 1051 57 60 783 510 544 56 783 23A 310 513 803 459 689 1090 311 456 579 797 597 802 Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5069 −8 Assemblies include all parts shown in frames. 06/17/2008 8
Summary of the content on the page No. 9
21A900 521 187 187A 601 601 240A 1054 240 356 187B 387 385A 356A 527 387A 601 356B 187C 385 356C 601 729 972 187B 957 789 601 958 918 601 601A 789A 334 333 851 920 616 227 404 614 505 621 507 520 359 373 562 188 222 268 269 270 216 209 271 559 265 843 267 559A 202 687 688 232 689A 1136 261 Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5069 −9 Assemblies include all parts shown in frames. 06/17/2008 9
Summary of the content on the page No. 10
21A900 DUAL DC ONLY 5 − 9 AMP 10 − 16 AMP CIRCUIT 1059 1059 1059 474D 1059 474A 474B 474C 877A 877B 877C 877 578 578 578 878 526A 526A 526B 501D 501C 501A NOTE: All stators use a No. mounting screw 1119 . 526B NOTE: The proper flywheel part number and/or the alternator magnet size will determine the alternator type or output. See repair instruction manual 501B for additional information. Illustrations cover a range of engines. Parts shown without corresponding text may not be used on you
Summary of the content on the page No. 11
21A900 REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 1 697377 Cylinder Assembly 11 794683 Tube −Breather 23A 693555 Flywheel 2 399265 Kit−Bushing/Seal (Used After Code Date (Rewind Starter) (Magneto Side) 07071800). Used on Type No(s). 0117, 0134, 0139, 3 391086S Seal −Oil −−−−−− Note −−−−−− (Magneto Side) 0141, 0142, 0149, 697113 Tube −Breather 4 697106 Sump −Engine 0151, 0161, 0166, (Used Before Code (Used After Code Date 0168, 0170, 0171, Date 0707
Summary of the content on the page No. 12
21A900 REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 36 691279 Spring −Valve 78 691003 Screw 121 790031 Kit−Carburetor (Exhaust) (Flywheel Guard) Overhaul 37 697352 Guard −Flywheel 78A 690364 Screw (Walbro) 37A 697626 Guard −Flywheel (Flywheel 121A 698787 Kit−Carburetor Guard)(Electric Start) Overhaul (Electric Start) 81 691178 Lock −Muffler Screw (Nikki) Used on Type No(s). 93 690602 Bushing −Throttle Shaft 125 790021 Carburetor 0117, 0127, 0134, 94
Summary of the content on the page No. 13
21A900 REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 137281165S Gasket−Float Bowl 192 691986 Adjuster −Rocker Arm 216 691840 Link −Choke (Walbro) 202 691841 Link −Mechanical 222 694042 Bracket −Control 137A 698781 Gasket −Float Bowl Governor 227 691374 Lever −Governor 209 792813 Spring −Governor Control (Nikki) 141 790902 Kit −Choke Shaft (Brown) 232 691842 Spring −Governor Link (Walbro) Used on Type No(s). 238 691843 Cap −Valve 141A 698778 Kit −Ch
Summary of the content on the page No. 14
21A900 REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 265 691024 Clamp −Casing 311 497608 Brush Set 387A 808656 Pump −Fuel 267 794904 Screw 333 795315 Armature −Magneto 404 691691 Washer (Casing Clamp) 334 691061 Screw (Governor Crank) 268 691025 Casing −Control Wire 415 690283 Plug (Magneto Armature) (Cut To Required (Sump) 337 491055S Plug −Spark Length) 415 794129 Plug −−−−−− Note −−−−−− 269 691026 Wire −Control (Cover/Retainer) 691043 Plug −Spark (C
Summary of the content on the page No. 15
21A900 REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 474C 696457 Alternator 523 699908 Dipstick 584 794682 Cover −Breather (5 To 9 Amp 524 691032 Seal −Dipstick Tube Passage Regulated) 525 697184 Tube −Dipstick (Used After Code Date Used on Type No(s). 07071800). −−−−−− Note −−−−−− 0113, 0129, 0133, 697085 Tube −Dipstick (Use With Liquid 0137, 0146, 0154, Used on Type No(s). Sealant Reference 0156, 0157, 0167, 0115, 0121, 0122, 850) 0176, 0179, 0180,
Summary of the content on the page No. 16
21A900 REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 676 393761 Deflector −Muffler 757 697607 Link −Counterweight 843 697158 Sleeve −Lever (Side Out) Used on Type No(s). 758 697391 Counterweight Used on Type No(s). 0139, 0140, 0142, (Used After Code Date 0101, 0105, 0115, 0166. 05100200). 0117, 0119, 0120, 847 790442 Dipstick/Tube −−−−−− Note −−−−−− 0121, 0122, 0134, Assembly 795940 Counterweight 0136, 0137, 0138, −−−−−− Note −−−−−− (Used Before Code 0
Summary of the content on the page No. 17
21A900 REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 878 398661 Harness −Alternator 968 697420 Cover −Air Cleaner 1040 698368 Plate −Trim 883 692236 Gasket−Exhaust (Black) Used on Type No(s). 884 691956 Clamp −Muffler −−−−−− Note −−−−−− 0104, 0113, 0121, 697422 Cover −Air 0122, 0133, 0137, Used on Type No(s). 0121, 0122, 0173. Cleaner 0140, 0143, 0152, 914 691108 Screw (Red) 0155, 0158, 0164, (Rocker Cover) 972 792168 Tank −Fuel 0167, 0169, 0172, 918
Summary of the content on the page No. 18
21A900 REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 1263 697124 Reed −Breather 1267 697419 Latch −Blower Housing 1270 697156 Plug −AVS 1264 697104 Screw (Black) Counterweight (Breather Reed) −−−−−− Note −−−−−− 1319 794467 Label −Warning 697424 Latch −Blower 1397 791219 Washer 1266 691917 Seal −O Ring (Intake Elbow) Housing (Blower Housing) 1266A 697123 Seal −O Ring (Red) (Intake Elbow) Included in Engine Gasket Set −Ref. No. 358. Included in C
