Illustrated Parts List Model Series 31C700 TYPE NUMBERS 0005 THROUGH 3346. TABLE OF CONTENTS Air Cleaner... 5 Alternator... 7 Blower Housing... 5 Camshaft... 2 Carburetor... 4 Controls... 7 Crankshaft... 2 Cylinder... 2 Cylinder Head... 3 Electric Starter... 7 Engine Sump... 2 Exhaust System... 5 Flywheel... 6 Fuel Supply... 5 Gasket Set - Engine... 2 Gasket Set - Valve... 3 Governor Spring... 7 Ignition... 7 Kit - Carburetor Overhaul... 4 Lubrication... 3 Operator s Manual... 2 Piston, Rings, Connecting Rod... 2 Rewind Starter... 6 Valves... 3 Warning Label... 2 FORM MS--5535--07/22/2010 REPLACES FORM MS--5535--05/10/2010 FILE IN SECT. 2 OF SERVICE MANUAL 31C700 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 29 32 28 27 REQUIRED when replacing parts with warning labels affixed. 43 25 27 684 11 584 850 585 15 26 7 868 585 3 20 617 4 358 ENGINE GASKET SET 12 943 524 842 691 1266 1266A 4A 12 12 1022 883 51 306 307 1032 1017 146 1 2 3 718 16 46 45 51A 24 1264 1263 6 552 691 239 741 758 1270 22 1027 757 20 20 415 759 5535-2 Assemblies include all parts shown in frames. 07/22/2010 2
847 523 842 1095 VALVE GASKET SET 525 7 51 868 883 1022 524 5 33 34 1024A 965 943 750 850 1022 914 1023 307 306 192 1034 830 1029 1022 883 42 238 36 7 868 51A 51 50 51A 42 617 617 35 13 1026 337 635 383 51 45 53 654 54 186 415 5535-3 Assemblies include all parts shown in frames. 07/22/2010 3
125 692 51 131 130 95 987 93 142 117 1091 LMT / PART NUMBER LOCATIONS 106 127 187 105 947 51 93 95 118 975 137 133 276 950 141 634 104 98 141C 1146 108 94 601 WALBRO 121 CARBURETOR OVERHAUL KIT 104 276 987 105 137 634A 1266 106 634 142 117 51A 617 1266A 125A 131A 130A 95A 987A 51 947A 276A 133A 975A 1127 NOTE: 51 104A 105A 51A 141B 105A 104A 137A 634B 217 633 276A 108B 98A 127A 135 141C 1146 137A 94A NIKKI 1091 This Illustration Represents Several Carburetors. Parts Shown May Not Be Included In All Kits. 117A 187 601 121A CARBURETOR OVERHAUL KIT 127A 987A 137A 633 1266 217 617 1266A 98A 276A 118A 5535-4 Assemblies include all parts shown in frames. 07/22/2010 4
304 1267 304E 968 305A 305 445B 643 968B 967 445 187A 1139 773 187D 601 601 431B 1266 964 431 1266A 305B 1040 1036 EMISSIONS LABEL 187B 187 601 601 240 1266 527 344 300B 883 613B 864 883 81 613 823 5535-5 Assemblies include all parts shown in frames. 07/22/2010 5
608 55 65 57 58 56 459 456 689 60 597 324 73B 1005B 74 1070 363 455 1005A 23 1044 1005 1070A 78 1051 415A 37 783 5535-6 Assemblies include all parts shown in frames. 07/22/2010 6
TRI CIRCUIT 474C 1059 877B 5/9 AMP DUAL CIRCUIT 474C 1059 474B 1059 877B 877 356B 334 333 851 501A 526A 878A 878 789B 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. 309 510 1051 783 513 462 579 697 801 1090 311 797 802 310 503 616 729A 521 1054 404 614 227 505 729 789 877D 562 188 216 202 222 232 209 265 268 559 267 269 270 559A 271 5535-7 Assemblies include all parts shown in frames. 07/22/2010 7
REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 1 796010 Cylinder Assembly 796010 Cylinder Assembly Date 08042800) Must Be Used With The After 08042700 Cylinder Shield, Ref 306. 2 399265 Kit--Bushing/Seal (Magneto Side) 3 391086S Seal--Oil (Magneto Side) 4 697106 Sump--Engine 05100200). - - - - - - - Note - - - - - 795903 Sump--Engine Date 05100300). (Must Use Kit 795903, Includes Sump And Counterweight). 4A 697188 Sump--Engine 05100200). 0153, 0155, 0156, 0159, 0173, 0226. 795938 Sump--Engine Date 05100300). 0153, 0155, 0156, 0159, 0173, 0226. (Must Use Kit 795938, Includes Sump And Counterweight). 5 796026 Head--Cylinder 6 690310 Washer 07010900). 7 796584 Gasket--Cylinder Head 11 794683 Tube--Breather 12 697110 Gasket--Crankcase (.015 Thick) 13 793988 Screw (Cylinder Head) 07010900). 690360 Screw (Cylinder Head) Date 07011000). 15 690946 Plug--Oil Drain (Square Head) 16 797579 Crankshaft 20 795387 Seal--Oil (PTO Side) 22 692125 Screw (Crankcase Cover/Sump) 23 693557 Flywheel 0154, 0155, 0156, 0159, 0173, 0175, 0226, 0230, 0240, 0506, 0571, 0603. 693556 Flywheel 0005, 0026, 0153, 0431, 1239. 698281 Flywheel 0817, 0826, 1346, 1429, 3346. 698282 Flywheel 1431. 24 222698S Key--Flywheel 25 796172 Piston Assembly 796173 Piston Assembly (.020 Oversize) 26 791936 Ring Set 08042700). 699026 Ring Set Date 08042800). 792649 Ring Set (.020 Oversize) 27 698469 Lock--Piston Pin 28 796007 Pin--Piston 08042700). 697099 Pin--Piston Date 08042800). 29 794122 Rod--Connecting 32 791118 Screw (Connecting Rod) 33 792868 Valve--Exhaust 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 796180 Manifold--Intake 51 692137 Gasket--Intake 51A 796081 Gasket--Intake 53 690227 Stud (Carburetor) 5535-8 Assemblies include all parts shown in frames. 07/22/2010 8
REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 54 691148 Screw (Intake Manifold) 55 695130 Housing--Rewind Starter 56 695129 Pulley--Starter 57 695131 Spring--Rewind Starter 58 695132 Rope--Starter 60 493926 Grip--Starter Rope 65 690759 Screw (Rewind Starter) 73B 697133 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) 81 691178 Lock--Muffler Screw 93 690602 Bushing--Throttle Shaft 94 794176 Kit--Idle Mixture 94A 793610 Kit--Idle Mixture 95 691636 Screw (Throttle Valve) 95A 690718 Screw (Throttle Valve) 98 495800 Kit--Idle Speed 98A 695408 Kit--Idle Speed 104 690525 Pin--Float Hinge 104A 694918 Pin--Float Hinge 105 231855S Valve--Float Needle 105A 696136 Valve--Float Needle 106 690577 Seat--Inlet (Gravity Feed) 108 692344 Valve--Choke (696181, 697203) 690464 Valve--Choke (697204) 108B 695419 Valve--Choke 117 694352 Jet--Main (Walbro) 117A 843099 Jet--Main (Nikki) 08051300). 699732 Jet--Main (Nikki) Date 08051400). 843099 Jet--Main (Nikki) 08042700). 0005, 0026. 699732 Jet--Main (Nikki) Date 08042800). 0005, 0026. 118 697228 Jet--Main (Walbro) (High Altitude) 118A 790890 Jet--Main (Nikki) (High Altitude) 08051300). 699458 Jet--Main (Nikki) (High Altitude) Date 08051400). 790890 Jet--Main (Nikki) (High Altitude) 08042700). 0005, 0026. 699458 Jet--Main (Nikki) (High Altitude) Date 08042800). 0005, 0026. 121 697241 Kit--Carburetor Overhaul (Walbro) 121A 796184 Kit--Carburetor Overhaul (Nikki Carburetor) 125 Carburetor (Walbro Carburetor) 125A 796109 Carburetor (Nikki)(Gravity Feed) 08051300). 794572 Carburetor (Nikki) (Manual Choke) Date 08051400) 796109 Carburetor (Nikki)(Gravity Feed) 08042700). 0005, 0026). 794572 Carburetor (Nikki) (Manual Choke) Date 08042800). 0005, 0026). 127 695005 Plug--Welch 127A 690727 Plug--Welch 130 691750 Valve--Throttle 130A 699500 Valve--Throttle 131 494379 Kit--Throttle Shaft 131A 699501 Kit--Throttle Shaft 133 494381 Float--Carburetor 133A 694914 Float--Carburetor 135 698780 Tube--Fuel Transfer 137 281165S Gasket--Float Bowl 137A 698781 Gasket--Float Bowl 5535-9 Assemblies include all parts shown in frames. 07/22/2010 9
REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 141 790905 Kit--Choke Shaft (697204) 495931 Kit--Choke Shaft (696181, 697203) 141B 141C 698778 Kit--Choke Shaft 793386 Kit--Choke Shaft (Manual Choke) 142 697140 Nozzle--Carburetor 146 691639 Key--Timing 186 794873 Connector--Hose 187 791805 Line--Fuel (Formed) (10--1/4 Long) (Cut To Required Length) 187A 187B 791806 Line--Fuel (21 Long) (Cut To Required Length) 791766 Line--Fuel (15 Long) (Cut To Required Length) 187D 791744 Line--Fuel (14 Long) (Cut To Required Length) 188 691693 Screw (Control Bracket) 192 691986 Adjuster--Rocker Arm 202 691841 Link--Mechanical Governor 209 796260 Spring--Governor 690576 Spring-- Governor 0571, 0826. 260902 Spring-- Governor 0153. 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 239 694115 Switch--Oil Pressure 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 276 692255 Washer--Sealing 276A 695410 Washer--Sealing 300B 795997 Muffler 0005, 0026. 304 796416 Housing--Blower (Black) 304E 797900 Housing--Blower (Black) 3346. 305 697102 Screw (Blower Housing) 305B 795891 Screw (Blower Housing To Intake Elbow) 305A 793376 Screw (Blower Housing) 306 796006 Shield--Cylinder 08042700). 697107 Shield-- Cylinder Date 08042800). 307 691003 Screw (Cylinder Shield) 309 693551 Motor--Starter 693552 Motor--Starter 0153. 310 690323 Screw (Starter Motor) 691263 Screw (Starter Motor) 0153. 311 497608 Brush Set 324 796308 Screen--Rotating 07040800). 333 795315 Armature--Magneto 334 691061 Screw (Magneto Armature) 337 491055s Plug--Spark 691043 Plug--Spark 0153, 0240, 0506, 0817, 1329, 1429, 1431. 792015 Plug--Spark 0159, 0571, 0826. 344 693675 Screw (Cable Clamp) 356B 697089 Wire--Stop 358 796187 Gasket Set--Engine 363 19203 Puller--Flywheel 383 89838s Wrench--Spark Plug 404 691691 Washer (Governor Crank) 415 794903 Plug 415A 794129 Plug (Cover/Retainer) 07040800). 431 697122 Elbow--Intake 431B 797901 Elbow--Intake 3346. 445 698083 Filter--Air Cleaner Cartridge (Non Washable) 445B 796031 Filter--Air Cleaner Cartridge (Non Washable) 455 695113 Cup--Flywheel 456 695128 Plate--Pawl Friction 459 281505S Pawl--Ratchet 462 691261 Washer (Starter Cable) 5535-10 Assemblies include all parts shown in frames. 07/22/2010 10
REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 474B 696459 Alternator (Dual Circuit) 0154, 0155, 0156, 0159, 0173, 0175, 0226, 0230, 0240, 0506, 0571, 0603, 0817, 0826, 1346, 1429, 3346. 474C 696457 Alternator (5/9 Amp. Regulated Or Tri Circuit) 0005, 0026, 0153, 0431, 1329, 1431. 501A 794360 Regulator 503 691532 Strap--Starter 505 691251 Nut (Governor Control Lever) 510 693699 Drive--Starter 513 692024 Clutch--Drive 521 690581 Shield--Cable 523 699908 Dipstick 524 691032 Seal--Dipstick Tube 525 697184 Tube--Dipstick 526A 697088 Screw (Regulator) 527 698467 Clamp--Tube 552 697144 Bushing--Governor Crank 559 693675 Screw (.375 Inches Remote Choke Stop) 559A 697561 Screw (.419 Inches Remote Choke Stop) 562 691119 Bolt (Governor Control Lever) 579 691029 Nut (Starter Cable) 584 794682 Cover--Breather Passage 07071800). (Use With Liquid Sealant Reference 850) 697112 Cover-- Breather Passage Date 07071900). 585 697109 Gasket--Breather Date 07071900). (After Date Code Use Liquid Sealant Reference 850) 597 691696 Screw (Pawl Friction Plate) 601 791850 Clamp--Hose 608 695058 Starter--Rewind 0005. 613 691416 Screw (Muffler) 613B 690297 Screw (Muffler) 614 691620 Pin--Cotter 616 692012 Crank--Governor 617 692138 Seal--O Ring (Intake Manifold) 633 699813 Seal--Choke/Throttle Shaft 634 690801 Spring/Seal Assembly (Carburetor 697204) 634A 690802 Spring/Seal Assembly (Walbro Carburetors 696181, 697203) 634B 698779 Spring/Seal Assembly 635 691909 Boot--Spark Plug 643 698401 Retainer--Air Filter 654 690958 Nut (Carburetor) 684 697157 Screw (Breather Assembly) 689 691855 Spring--Friction 691 692407 Seal--Governor Shaft 692 690572 Spring--Detent 697 791680 Screw (Drive Cap) 718 690959 Pin--Locating 729 691335 Clip--Wire (Wire Saddle) 729A 691224 Clip--Wire 741 697128 Gear--Timing 750 790832 Screw (Oil Pump Cover) 757 793242 Link--Counterweight 758 793763 Counterweight 05100200). - - - - - - - Note - - - - - 795903 Counterweight Date 05100300). (Must Use Kit 795903, Includes Sump And Counterweight). 793763 Counterweight 05100200). 0153, 0155, 0156, 0159, 0173, 0226. 795938 Counterweight Date 05100300). 0153, 0155, 0156, 0159, 0173, 0226. (Must Use Kit 795938, Includes Sump And Counterweight). 759 697392 Pin--Counterweight 773 796448 Retainer (Fuel Pump) 783 693713 Gear--Pinion 789 698329 Harness--Wiring 789B 692037 Harness--Wiring 797 693167 Nut (Brush Retainer) 801 691283 Cap--Drive 802 691286 Cap--End 823 698941 Screw (Muffler Adapter) 830 691095 Stud--Rocker Arm 842 691031 Seal--O Ring (Dipstick Tube) 5535-11 Assemblies include all parts shown in frames. 07/22/2010 11
REF. PART REF. PART REF. PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION 847 790442 Dipstick/Tube Assembly 850 100106 Sealant--Liquid (Rocker Cover Gasket and Breather Gasket) 07071800). 851 692424 Terminal--Spark Plug 864 794661 Adapter--Muffler (Length 1.75 Inches) 796002 Adapter-- Muffler (Length 2.25 Inches) 868 690968 Seal--Valve 877 393456 Wire/Connector-- Alternator (Dual Circuit) 877B 393537 Wire/Connector-- Alternator (5/9 Amp. Regulated Or Tri Circuit) 877D 790544 Wire/Connector-- Alternator 878 691237 Harness--Alternator 878A 691955 Harness--Alternator (5/9 Amp. Regulated Or Tri Circuit) 883 692236 Gasket--Exhaust 914 697551 Screw (Rocker Cover) 943 690589 Seal--O Ring (Oil Pump Cover) 947 694393 Solenoid--Fuel 947A 699915 Solenoid--Fuel 950 691657 Screw--Float Bowl 964 798862 Cap--Connector (EVAP) 965 499613 Cover--Oil Pump 0153, 0155, 0156, 0159, 0173, 0226. 967 697015 Filter--Pre Cleaner 968 698403 Cover--Air Cleaner (Black) 968B 797902 Cover--Air Cleaner (Black) 3346. 975 495933 Bowl--Float 975A 699502 Bowl--Float 987 691326 Seal--Throttle Shaft 987A 698777 Seal--Throttle Shaft 1005 796083 Fan--Flywheel 07040800). 1005A 796201 Fan--Flywheel Date 07040900). 1005B Fan--Flywheel (No Longer Available) (See Reference1005A For Service Flywheel Fan). 1017 690770 Screen--Oil Pump (Push In) 1022 272475S Gasket--Rocker Cover Date 07091000). (After Date Code Use Liquid Sealant Reference 850) 1023 797421 Cover--Rocker 1024A 794644 Pump--Oil 1026 692003 Rod--Push (Intake) 692011 Rod--Push (Exhaust) 1027 492932s Filter--Oil 1029 691751 Arm--Rocker 1032 491710 Ball--Oil Pump Date 04062800). 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 1054 280275 Tie--Cable 1058 276344 Operator s Manual 1059 698516 Kit--Screw/Washer 1070 791680 Screw (Flywheel Fan) Date 07040900). 1070A 690363 Screw (Flywheel Fan) Date 08061000 and After Code Date 07040800). 1090 691293 Retainer--Brush 1091 691333 Cap--Limiter 1095 794152 Gasket Set--Valve 1119 691183 Screw (Alternator) 1127 695407 Screw (Float Bowl) 1139 796449 Washer 1146 793380 Screw (Manual Choke) 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 1270 793243 Plug--AVS Counterweight 1319 794467 Label--Warning 5535-12 Assemblies include all parts shown in frames. 07/22/2010 12