Illustrated Parts List Model Series 21B700 TYPE NUMBERS 0453, 0505. TABLE OF CONTENTS FORM MS--3675--10/20/2009 REPLACES FORM MS--3675--07/08/2009 FILE IN SECT. 2 OF SERVICE MANUAL 21B700 Air Cleaner... 6 Alternator... 9 Blower Housing... 6 Camshaft... 3 Carburetor... 5 Controls... 8 Crankshaft... 3 Cylinder... 2 Cylinder Head... 4 Electric Starter... 9 Engine Sump... 2 Flywheel... 7 Fuel System... 8 Gasket Set - Carburetor... 5 Gasket Set - Engine... 4 Gasket Set - Valve... 4 Ignition... 9 Kit -Carburetor Overhaul... 5 Lubrication... 3 Operator s Manual... 2 Piston, Rings, Connecting Rod... 3 Valves... 4 Warning Label... 2 PRINTED IN U.S.A. COPYRIGHT by BRIGGS & STRATTON CORPORATION All rights reserved. No part of this material may be reproduced or transmitted, in any form or by any means, electronic or mechanical, including photocopying, recording or by any information storage and retrieval system, without permission in writing from Briggs & Stratton Corporation.
1058 OPERATOR S MANUAL 1319 WARNING LABEL REQUIRED when replacing parts with warning labels affixed. 11 10 1 2 584 9 1264 1263 3 850 552 4 12 718 20 15 22 306 307 3675-2 Assemblies include all parts shown in frames. 10/20/2009 2
25 27 26 28 27 847 523 842 525 524 24 29 16 146 741 32 46 45 43 3675-3 Assemblies include all parts shown in frames. 10/20/2009 3
45 1026 5 34 42 36 868 238 33 635 337 883 7 42 35 383 1022 850 914 1023 1022 13 53 1029 192 654 1034 617 830 50 51A 617 186 415 54 51 51A 51 358 ENGINE GASKET SET 7 1022 12 1095 VALVE GASKET SET 3 7 868 51 1022 51A 883 9 883 20 524 617 51A 51 868 691 1266 842 1266A 3675-4 Assemblies include all parts shown in frames. 10/20/2009 4
125A 141A 131A 130A 95A 634A 217 633 108A 117 118 987A 98A 51 94A 133A 105A 104A 127A 1091 135A 51 947 104A 276A 975A 137A 276A 1127 137A NIKKI This Illustration Represents Several Carburetors. Parts Shown May Not Be Included In All Kits. 121A CARBURETOR OVERHAUL KIT 127A 987A 137A 98A 105A 633 1266 217 51A 617 1266A 276A 3675-5 Assemblies include all parts shown in frames. 10/20/2009 5
304 1139 773 1036 EMISSIONS LABEL 967 643 1040 1267 445 187D 187A 305A 968 601 601 305 431 1266A 1266 3675-6 Assemblies include all parts shown in frames. 10/20/2009 6
74 1070 73 37 78 324 415A 1005B 1005A 1044 1070A 23 1051 363 783 1005 3675-7 Assemblies include all parts shown in frames. 10/20/2009 7
187 601 187A 187D 601 601 240 616 404 614 227 505 562 188 222 216 209 265 267 268 269 270 271 202 232 3675-8 Assemblies include all parts shown in frames. 10/20/2009 8
DUAL CIRCUIT 474B 1059 877 878 NOTE: All stators use a No. 1119 mounting screw. NOTE: The proper flywheel part number and/or the alternator magnet size will determine the alternator type or output. See repair instruction manual for additional information. 309 1051 510 783 513 462 579 801 1090 797 802 729A 697 311 310 503 789 333 851 334 3675-9 Assemblies include all parts shown in frames. 10/20/2009 9
REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 1 797014 Cylinder Assembly 09041500). 699045 Cylinder Assembly Date 09041600). 2 399265 Kit--Bushing/Seal (Magneto Side) 3 391086S Seal--Oil (Magneto Side) 4 697106 Sump--Engine 5 796183 Head--Cylinder 7 273280S Gasket--Cylinder Head 9 697109 Gasket--Breather Date 07071900). (After Date Code Use Liquid Sealant Reference 850) 10 697157 Screw (Breather Assembly) 11 794683 Tube--Breather 12 697110 Gasket--Crankcase (.015 Thick) (Standard) 13 690360 Screw (Cylinder Head) 15 690946 Plug--Oil Drain (3/8 Standard) 16 796146 Crankshaft 20 795387 Seal--Oil (PTO Side) 22 692125 Screw (Crankcase Cover/Sump) 23 698281 Flywheel 24 222698S Key--Flywheel 25 797009 Piston Assembly (Standard) 09041500). 796155 Piston Assembly (Standard) Date 09041600). 797010 Piston Assembly (.020 Oversize) 26 797011 Ring Set (Standard) 09041500). 792306 Ring Set (Standard) Date 09041600 and After Code Date 08090100). 698375 Ring Set (Standard) Date 08090200). 797012 Ring Set (.020 Oversize) 09041500). 697120 Ring Set (.020 Oversize) Date 09041600). 27 698469 Lock--Piston Pin (Pink) 28 797013 Pin--Piston 09041500). 697099 Pin--Piston Date 09041600). 29 791633 Rod--Connecting (Standard) 32 791118 Screw (Connecting Rod) 33 792868 Valve--Exhaust 06120300). 695760 Valve--Exhaust Date 06120400). 34 791935 Valve--Intake 35 691279 Spring--Valve (Intake) 36 691279 Spring--Valve (Exhaust) 37 697352 Guard--Flywheel 42 499586 Keeper--Valve 43 691968 Slinger--Governor/Oil 45 690564 Tappet--Valve 46 793880 Camshaft 50 796188 Manifold--Intake 51 692137 Gasket--Intake 51A 796081 Gasket--Intake 53 690227 Stud (Carburetor) 54 691148 Screw (Intake Manifold) 73 Screen--Rotating Date 07040900). (No Longer Available. See Reference 1005A For Service Flywheel Fan) 74 697897 Screw (Rotating Screen) Date 07040900). 78 691003 Screw (Flywheel Guard) 94A 796310 Kit--Idle Mixture 95A 690718 Screw (Throttle Valve) 98A 695408 Kit--Idle Speed 104A 694918 Pin--Float Hinge 105A 696136 Valve--Float Needle 108A 698773 Valve--Choke 3675-10 Assemblies include all parts shown in frames. 10/20/2009 10
REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 117 796079 Jet--Main (Standard) 08110500). 794352 Jet--Main (Standard) (Carburetor Part No. 793371) Date 08110600 and After Code Date 07011400). 699897 Jet Main (Standard) (Carburetor Part No. 699475) Date 07011500). 118 796080 Jet--Main (High Altitude) 08110500). 791405 Jet--Main (High Altitude)(Carburetor Part No. 793371) Date 08110600 and After Code Date 07011400). 699898 Jet--Main (High Altitude)(Carburetor Part No. 699475) Date 07011500). 121A 796184 Kit--Carburetor Overhaul 125A 796078 Carburetor (Gravity Feed) 08110500). 794294 Carburetor (Gravity Feed) Date 08110600). 127A 690727 Plug--Welch 130A 698774 Valve--Throttle 131A 698776 Kit--Throttle Shaft 133A 694914 Float--Carburetor 135A 698780 Tube--Fuel Transfer (Gravity Feed) 137A 698781 Gasket--Float Bowl 141A 698778 Kit--Choke Shaft 146 691639 Key--Timing 186 794873 Connector--Hose 187 791805 Line--Fuel (Formed)(10--1/4 Inches Long)(Cut To Required Length) 187A 791806 Line--Fuel (Formed)(21 Inches Long)(Cut To Required Length) 187D 791744 Line--Fuel (Formed)(14 Inches Long)(Cut To Required Length) 188 691693 Screw (Control Bracket) 192 691986 Adjuster--Rocker Arm 202 691841 Link--Mechanical Governor 209 792602 Spring--Governor 216 691840 Link--Choke 217 695409 Spring--Choke Return 222 694042 Bracket--Control 227 691374 Lever--Governor Control 232 691842 Spring--Governor Link 238 691843 Cap--Valve 240 394358S Filter--Fuel (White, 75 Microns) 265 691024 Clamp--Casing 267 794904 Screw (Casing Clamp) 268 691025 Casing--Control Wire (Cut To Required Length) 269 691026 Wire--Control (Cut To Required Length) 270 691027 Nut (Control Wire Casing) 271 691028 Lever--Control 276A 695410 Washer--Sealing 304 796414 Housing--Blower (Black) 305 697102 Screw (Blower Housing) 305A 793376 Screw (Blower Housing) 21B700 306 697359 Shield--Cylinder 307 691003 Screw (Cylinder Shield) 309 693551 Motor--Starter 310 690323 Screw (Starter Motor) 311 497608 Brush Set 324 796308 Screen--Rotating 07040800). 333 795315 Armature--Magneto 334 691061 Screw (Magneto Armature) 337 491055S Plug--Spark Used on Type No(s). 0453. 691043 Plug--Spark Used on Type No(s). 0505. 358 697151 Gasket Set--Engine 363 19203 Puller--Flywheel 383 89838S Wrench--Spark Plug 404 691691 Washer (Governor Crank) 415 794903 Plug (Manifold) 415A 794129 Plug (Cover/Retainer) 07040800). 431 697122 Elbow--Intake 445 698413 Filter--Air Cleaner Cartridge (Non Washable) 462 691261 Washer (Starter Cable) 474B 696459 Alternator (Dual Circuit) 503 691532 Strap--Starter 505 691251 Nut (Governor Control Lever) 510 693699 Drive--Starter 513 692024 Clutch--Drive 523 699908 Dipstick 524 691032 Seal--Dipstick Tube 525 697184 Tube--Dipstick 544 692034 Armature--Starter 552 697144 Bushing--Governor Crank 562 691119 Bolt (Governor Control Lever) 3675-11 Assemblies include all parts shown in frames. 10/20/2009 11
REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 579 691029 Nut (Starter Cable) 584 794682 Cover--Breather Passage (Use With Liquid Sealant Reference 850) 601 791850 Clamp--Hose (Green) 614 691620 Pin--Cotter 616 692012 Crank--Governor 617 692138 Seal--O Ring (Intake Manifold) 633 699813 Seal--Choke/Throttle Shaft 634A 698779 Spring/Seal Assembly 635 691909 Boot--Spark Plug 643 697155 Retainer--Air Filter 654 690958 Nut (Carburetor) 691 692407 Seal--Governor Shaft 697 690372 Screw (Drive Cap) 718 690959 Pin--Locating 729A 691224 Clip--Wire (Starter Motor) 741 697128 Gear--Timing 773 796448 Retainer 783 693713 Gear--Pinion 789 698329 Harness--Wiring 797 693167 Nut (Brush Retainer) 801 691283 Cap--Drive 802 691286 Cap--End 830 691095 Stud--Rocker Arm 842 691031 Seal--O Ring (Dipstick Tube) 847 790442 Dipstick/Tube Assembly 850 100100 Sealant--Liquid (Rocker Cover Gasket and Breather Gasket) 07071800). 851 692424 Terminal--Spark Plug 868 690968 Seal--Valve 877 393456 Wire/Connector-- Alternator (Dual Circuit) 878 691237 Harness--Alternator 883 692236 Gasket--Exhaust 914 697551 Screw (Rocker Cover) 947 699915 Solenoid--Fuel 967 697292 Filter--Pre Cleaner 968 697420 Cover--Air Cleaner (Black) 975A 699502 Bowl--Float 987A 698777 Seal--Throttle Shaft 1005 796082 Fan--Flywheel 07040800). 1005A 796200 Fan--Flywheel Date 07040900). 1005B Fan--Flywheel (No Longer Available) (See Reference1005A For Service Flywheel Fan). 1022 272475S Gasket--Rocker Cover Date 07091000). (After Date Code Use liquid Sealant Reference 850) 1023 791079 Cover--Rocker 1026 794573 Rod--Push (Exhaust) 697394 Rod--Push (Intake) 1029 691751 Arm--Rocker 1034 690822 Guide--Push Rod 1036 Label--Emissions (Available From A Briggs & Stratton Authorized Dealer) 1040 698368 Plate--Trim 1044 698139 Screw (Flywheel) 1051 691265 Ring--Retaining 1058 276344 Operator s Manual 1059 698516 Kit--Screw/Washer 1070 690372 Screw (Flywheel Fan) Date 07040900). 1070A 690363 Screw (Flywheel Fan) Date 08061900 and After Code Date 07040800). 1090 691293 Retainer--Brush 1091 691333 Cap--Limiter 1095 796189 Gasket Set--Valve 1119 691183 Screw (Alternator) 1127 695407 Screw (Float Bowl) 1139 796449 Washer 1263 697124 Reed--Breather 1264 697104 Screw (Breather Reed) 1266 691917 Seal--O Ring (Intake Elbow) 1266A 697123 Seal--O Ring (Intake Elbow) 1267 697419 Latch--Blower Housing (Black) 1319 794467 Label--Warning 3675-12 Assemblies include all parts shown in frames. 10/20/2009 12