User manual BRIGGS & STRATTON 257400 TO 257499 ILLUSTRATED PARTS LISTS

[. . . ] 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. 257400 383 1235 989 358 ENGINE GASKET KIT 3 12 20 51A 7 163 883 9 524 978 27 28 1019 LABEL KIT 1058 OWNER'S MANUAL 29 35 868 32A 32 30 729C 980 847 525 842 449 523 441 980A 524 982A 428 982 898 428 661 983 978 978 979 R 635 337 308 13 349 6 14 691 25 842 26 5 7 33 27 34 36 40A 42 45 40B 40 45 1 306 869 2 3 729 367 984 507 789 16 741 870 871 307 978 982 718 R 552 15 691 146 8A 904 8 415 18 89 22 22A 19 20 21 276 366 89B 15A 15C 15B 89A 7 758 46 12 9 9 186 219 220 44 152 1095 VALVE GASKET SET 9 163 51A 11 10 170 883 Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5969­2 Assemblies include all parts shown in frames. [. . . ] Parts shown without corresponding text may not be used on your specific engine. 5969­7 Assemblies include all parts shown in frames. DESCRIPTION 497411 Cylinder Assembly 399265 Kit­Bushing/Seal (Magneto Side) 3 K391086 Seal­Oil (Magneto Side) 5 691154 Head­Cylinder 7 K271866 Gasket­Cylinder Head 8 498038 Breather Assembly 9 K27803 Gasket­Breather 10 691666 Screw (Breather Assembly) 11 691907 Tube­Breather 12 K692281 Gasket­Crankcase (. 015" Thick) (Standard) ­­­­­­­ Note ­­­­­ K272219 Gasket­ Crankcase (. 005" Thick) K272220 Gasket­ Crankcase (. 009" Thick) 13 690904 Screw (Cylinder Head) 15 690946 Plug­Oil Drain ­­­­­­­ Note ­­­­­ 690289 Plug­Oil Drain (Magnetic) 15A 691680 Plug­Oil Drain (Flush) 15B 690343 Plug­Oil Drain 16 491645 Crankshaft 18 496985 Cover­Crankcase 19 399264 Kit­Bushing/Seal (PTO Side) 20 K291675 Seal­Oil (PTO Side) 21 281658 Cap­Oil Fill 22 691625 Screw (Crankcase Cover/Sump) 22A 694966 Screw (Crankcase Cover/Sump) (2 1/8" Long) 23 690672 Flywheel 23A 692048 Flywheel 24 222698 Key­Flywheel 499284 Piston Assembly (Standard) ­­­­­­­ Note ­­­­­ 499288 Piston Assembly (. 010" Oversize) 499292 Piston Assembly (. 020" Oversize) 499296 Piston Assembly (. 030" Oversize) 495854 Ring Set (Standard) ­­­­­­­ Note ­­­­­ 495852 Ring Set (. 010" Oversize. ) 495851 Ring Set (. 020" Oversize) 495855 Ring Set (. 030" Oversize) 691299 Lock­Piston Pin 498319 Pin­Piston (Standard) 490348 Rod­Connecting (Standard) ­­­­­­­ Note ­­­­­ 490469 Rod­ Connecting (. 020" Undersize) 694612 Dipper­Connecting Rod 690356 Screw (Connecting Rod) 690348 Screw (Connecting Rod) 691796 Valve­Exhaust 690429 Valve­Intake 691605 Spring­Valve (Intake) 691597 Spring­Valve (Exhaust) 690490 Guard­Flywheel 690488 Guard­Flywheel 690656 Retainer­Valve 691939 Retainer­Valve 690274 Retainer­Valve 494553 Keeper­Valve 691666 Screw (Counterweight Retainer) 45 691811 Tappet­Valve 46 692123 Shaft­Cam 50 691157 Manifold­Intake 51 Dz691886 Gasket­Intake 51A K691885 Gasket­Intake 53 691672 Stud (Carburetor) 54 690953 Screw (Intake Manifold) 55 693904 Housing­Rewind Starter (Used After Code Date 98111500). 55A 393576 Housing­Rewind Starter (Used Before Code Date 98111600). 56 295871 Pulley­Starter 57 490179 Spring­Rewind Starter 58 692188 Rope­Starter (63" Length) 58A 695002 Rope­Starter (99" Length) 59 490653 Insert­Grip 60 490652 Grip­Starter Rope 63 690547 Spring­Ratchet 64 691920 Adapter­Ratchet Spring 65 690759 Screw (Rewind Starter) 65A 690837 Screw (Rewind Starter) 66 399671 Clutch­Starter (Used Before Code Date 99030100) 67 394897 Housing­Clutch 68 691604 Ball­Clutch 70 691945 Ratchet­Clutch 71 691359 Cover­Ratchet 73 691754 Screen­Rotating 73B 695160 Screen­Rotating 73C 694020 Screen­Rotating (Used with 99" Rope) 74 691660 Screw (Rotating Screen) 26 27 28 29 30 32 32A 33 34 35 36 37 37A 40 40A 40B 42 K Included in Engine Gasket Set­Ref. D Included in Carburetor Overhaul Kit­Ref. 121. z Included in Carburetor Gasket Set­Ref. No 1095. Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine. 5969­8 Assemblies include all parts shown in frames. 75 78 81 89B 93 94 95 98 98A 104 105 106 PART NO. 308 309 310 311 332 332A 333 334 337 347 PART NO. DESCRIPTION 690582 Washer (Flywheel) 690364 Screw (Flywheel Guard) 691178 Lock­Muffler Screw 690283 Plug Oil D690602 Bushing­Throttle Shaft 498030 Kit­Idle Mixture 691636 Screw (Throttle Valve) 495800 Kit­Idle Speed 493280 Kit­Idle Speed D690525 Pin­Float Hinge D691782 Valve­Float Needle 690577 Seat­Inlet (Used After Code Date 98060100). ­­­­­­­ Note ­­­­­ D691780 Seat­Inlet (Used Before Code Date 98060200). 690467 Valve­Choke 497450 Kit­Carburetor Overhaul 695503 Carburetor (Used After Code Date 00030800). ­­­­­­­ Note ­­­­­ 693356 Carburetor (Used Before Code Date 00030900 and After Code Date 98060100). 695501 Carburetor (Used Before Code Date 98060200). 691750 Valve­Throttle 497846 Kit­Throttle Shaft 494381 Float­Carburetor Dz281165 Gasket­Float Bowl 497160 Kit­Choke Shaft 690145 Nozzle­Carburetor (Standard) 499744 Nozzle­Carburetor (High Altitude) 691639 Key­Timing (OIL GARD Cover) 691172 Retainer­ Counterweight 498544 Base­Air Cleaner (Metal) 163 K692277 Gasket­Air Cleaner 170 691695 Stud (Crankcase Cover/ Sump) 186 691764 Connector­Hose 186A 692317 Connector­Hose 187 691050 Line­Fuel (Cut to Required Length) 187B 691049 Line­Fuel (Molded) (Used Before Code Date 98060200). [. . . ] 697843 Pulley/Spring Assembly (Spring) (Used After Code Date 98111500). 507 510 513 520 544 552 562 579 592 597 601 608 1051 1054 1058 1090 1091 1095 1119 1127 1147 1210 608A 1211 613 614 616 624 K Included in Engine Gasket Set­Ref. D Included in Carburetor Overhaul Kit­Ref. 121. z Included in Carburetor Gasket Set­Ref. [. . . ]