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Briggs and Stratton Interactive Schematic

All Diagrams for this Model

Cylinder,GearCase,Piston Grp

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  • 1
    391977 Cylinder Assembly
  • 3
    299819 Seal, Oil (Plain Bearing Covers)
  • 5
    691716 Head-Cylinder
  • 6
    225137 Washer, Flat
  • 7
    272157 Gasket-Cylinder Head Included in Gasket Set-Part No. 297615
  • 8
    791779 Breather Assembly
  • 9
    27549 Gasket, Valve Cover Included in Gasket Set-Part No. 297615
  • 10
    93394 Screw
  • 11
    66578 Tube-Breather
  • 12
    270080 Gasket, Crankcase (.015") Included in Gasket Set-Part No. 297615
  • 12
    270125 Gasket-Crkcse (.005" Thick) Included in Gasket Set-Part No. 297615
  • 12
    270126 Gasket-Crkcse (.009" Thick) Included in Gasket Set-Part No. 297615
  • 13
    93368 Screw-Cylinder Head (2-3/32" Long)
  • 13
    94733 Stud, Hex Washer He (3 5/16" Long)
  • 14
    93369 Screw-Cylinder Head (2-15/32" Long)
  • 14
    94733 Stud, Hex Washer He (3 5/16" Long)
  • 15
    91249 Plug, Pipe (Standar (1/4" Square)
  • 16
    494035 Crankshaft
  • 17
    99158 Ball Bearing (P.t.o. Side)
  • 18
    694377 Cover-Crankcase except as listed under note.
  • 18
    694377 Cover-Crankcase
  • 19
    297603 Bushing-Crkcse. Cover Requires special tools for installation.
  • 20
    692019 Seal-Oil
  • 20
    692019 Seal-Oil
  • 21
    66768 Plug, Oil Fill
  • 22
    93032 Screw-Tank Mounting
  • 22
    93656 Stud
  • 25
    793214 Piston Assembly
  • 25
    298905 Piston Assy-010
  • 25
    298906 Piston Assy-020
  • 25
    298907 Piston Assy-030
  • 26
    298982 Ring Set-Std (Std.)
  • 26
    298983 Ring Set-010
  • 26
    298984 Ring Set-020
  • 26
    298985 Ring Set-030
  • 26
    298982 Ring Set-Std (Std.)
  • 27
    26026 Lock-Piston Pin
  • 27
    26026 Lock-Piston Pin
  • 28
    298908 Pin-Piston 005 (.005" O.S.)
  • 28
    298909 Pin-Piston Std
  • 29
    299430 Rod-Connecting (Standard) For Connecting Rod with .020" undersize Crankpin Bore-Order No. 390459
  • 30
    691759 Dipper-Connecting Rod
  • 31
    221876 Lock-Screw Head
  • 32
    691664 Screw
  • 33
    211119S Valve-Exhaust
  • 34
    261044S Valve-Intake Used After Code Date 6908087
  • 35
    260552 Spring, Valve
  • 36
    692180 Spring-Valve
  • 40
    230126 Pin-Valve Spring Set
  • 40
    292259 Retainer-Valve (Exhaust)
  • 40
    93312 Retainer, Spring (Used With Valves With Groove In Stem)
  • 45
    690509 Tappet-Valve
  • 46
    691164 Camshaft
  • 79
    690605 Case-Gear Reduction
  • 80
    27667 Gasket-Gear Case
  • 81
    220234 Lock-Screw Head
  • 82A
    92279 Screw, Hex Head Cap (5/16-24 X 1/2")
  • 82
    91541 Screw, Hex Head Cap (5/16-24 X 7/8")
  • 83
    690374 Shaft-Auxilary Drive
  • 84
    94685 Plug-Breather
  • 85
    92747 Screw, Sem Hex Hd M (Used on Two Top Holes to Mount Cover)
  • 86
    690608 Cover-Gear
  • 87
    19011 Seal-Oil
  • 88
    27313 Gasket-Gear Case Cover
  • 89
    93448 Plug, Pipe (Flush) (1/4-18 Nptf)
  • 189
    90366 Lockwasher, Zinc Pl
  • 201
    260661 Link-Governor Used Before Code Date 80053000
  • 201
    261558 Link-Mechanical Governor Used After Code Date 80052900
  • 206B
    93422 Locknut, Hex
  • 206
    230149 Nut-Gov Adjusting (#5-44 Thread)
  • 207
    26855 Spring-Governor Control Rod
  • 208
    230737 Rod-Gov Control (#5-44 Thd.) (9-1/8" Long)
  • 219
    297656 Gear-Governor Used Before Code Date 75060607
  • 219
    391737 Gear-Governor Used After Code Date 75060507
  • 220
    691724 Washer
  • 227
    297601 Governor Control Le (For 3/16" Dia. Gov. Crank) Used Before Code Date 75060607
  • 227
    692357 Lever-Governor Control
  • 229
    220680 Washer, Steel Used Before Code Date 75120900
  • 230
    221559 Washer (3/16" Inside Dia.)
  • 230
    222450 Washer, Steel Zinc
  • 232
    690545 Spring-Governor Link
  • 233
    230253 Stop-Rod (7/8" Long)
  • 234
    220730 Clip-Rod
  • 280
    221384 Strap-Control Rod
  • 306
    694514 Shield-Cylinder
  • 307
    93042 Screw, Sem Hex Head
  • 308
    694514 Shield-Cylinder
  • 337
    802592 Spark Plug,resistor
  • 337
    492167 Spark Plug
  • 337
    796112S Plug-Spark
  • 337
    802592 Spark Plug,resistor
  • 347
    220884 Switch-Stop
  • 347
    221808 Switch-Stop
  • 353
    92791 Lockwasher, Interna
  • 354
    90576 Nut, Hex (8-32)
  • 356
    299500 Wire, Ground Assy (Used with Armature Refs. 333A and 333B)
  • 357
    91539 Key, Pulley (3/16" Square)
  • 358
    495603 Gasket Set-Engine
  • 362
    793351 Boot-Spark Plug
  • 383
    89838 Wrench-Spark Plugs
  • 506
    90200 Screw-Slotted (8-32 X 1/2")
  • 507
    66895 Insulator-Terminal
  • 520
    93722 Terminal, Spade
  • 523
    297357 Cap/Dipstick Assy
  • 524
    65304 Gasket-Oil Filler Cap
  • 525
    691257 Tube-Dipstick Use 394884 Adapter Oil Filler with Nipple.
  • 527
    221514 Tube Clamp (Used With Rotary Choke Carburetors)
  • 528
    230722 Tube-Breather
  • 529
    67838 Grommet, Cover
  • 541
    22398 Washer, Steel Zinc
  • 552
    230732 Bushing-Gov Crank (3/16" I.d.) Used Before Code Date 75060607
  • 552
    690508 Bushing-Governor Crank Used After Code Date 75060507
  • 562
    92613 Bolt-Gov Lever
  • 592
    231082 Nut (10-24)
  • 614
    93306 Pin, Cotter
  • 615
    93307 Retainer-E Ring
  • 616
    230723 Crank, Governor (3/16" Dia.) Used Before Code Date 75060607
  • 616
    692016 Crank-Governor Used After Code Date 75060507
  • 626
    230749 Spacer-Governor Crank
  • 635
    66538 Elbow-Spark Plug
  • 665
    592239 Minder-Oil
  • 729A
    93708 Clip-Wire (Used to retain Ground Wire lead to Cylinder Rib)
  • 854
    392884 Stop-Switch
  • 869
    691705 Seat-Valve
  • 870
    691701 Seat-Valve For Options see Repair Manual
  • 871
    63709 Bushing-Guide (Brass)