Craftsman 917.377120 - Manual (Page 51)

BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 12S505-3856-B1
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 692670 Cylinder Assembly 118 498978 Jet-Main (High Altitude)
2 399269 Kit-Bushing/Seal 121 792383 Kit-Carburetor Overhaul
3 299819s * Seal-Oil (Magneto Side) 122 792382 Spacer-Carburetor
4 493279 Sump-Engine 125 790120 Carburetor
5 792381 Head-Cylinder 127 694468 0 Plug-Welch
7 697230 *+ Gasket-Cylinder Head 130 696564 Valve-Throttle
8 495786 Breather Assembly 133 398187 Float-Carburetor
9 699833 Gasket-Breather 134 398188 0 Valve-Needie/Seat
10 691125 Screw (Breather Assembly) 137 693981 04: Gasket-Float Bowl
11 691260 Tube-Breather 163 691894*04:+ Gasket-Air Cleaner
11A 692937 Tube-Breather 187 791766 Line-Fuel
12 692232 * Gasket-Crankcase (Cut to Required Length)
13 691137 Screw (Cylinder Head) 188 691147 Screw (Control Bracket)
15 691680 Plug-Oil Drain 190 690940 Screw (Fuel Tank)
16 691456 Crankshaft 192 694543 Ball-Rocker Arm
20 399781s * Seal-Oil (PTO Side) 202 691303 Link-Mechanical Governor
22 691092 Screw (Engine Sump) 209 691851 Spring-Governor
23 697610 Flywheel 222 792404 Bracket-Control
24 222698s Key-Flywheel 227 691467 Control Lever-Governor
25 791968 Piston Assembly 238 691300 Cap-Valve
(Standard) 259 691189 Bracket-Casing Clamp
791326 Piston Assembly 276 271716 04: Sealing Washer
(.020" Oversize) 287 690940 Screw (Dipstick Tube)
26 791969 Ring Set-Piston (Standard) 300 697590 Muffler
791324 Ring Set-Piston 304 499677 Housing-Blower
(.020" Oversize) 305 691108 Screw (Blower Housing)
27 691866 Lock-Piston Pin 306 691232 Shield-Cylinder
28 499423 Pin-Piston 307 690345 Screw (Cylinder Shield)
29 499424 Rod-Connecting 309 695550 Motor-Starter
32 691664 Screw (Connecting Rod) 310 692327 Screw (Starter Motor)
32A 695759 Screw (Connecting Rod) 332 690662 Nut (Flywheel)
33 499642 Valve-Exhaust 333 802574 Armature-Magneto
34 499641 Valve-Intake 334 691061 Screw (Armature Magneto)
35 691304 Spring-Valve (Intake) 337 692051 Plug-Spark
36 691304 Spring-Valve (Exhaust) 356 692390 Wire-Stop
40 692194 Retainer-Valve 358 792384 Gasket Set-Engine
43 691997 Slinger-Governor/Oil 363 19069 Puller-Flywheel
45 690977 Tappet-Valve 365 691129 Screw (Carburetor)
46 694039 Camshaft 383 19374s Wrench-Spark Plug
48 692748 Short Block 404 690272 Washer (Governor Crank)
51 692668* 04:+Gasket-lntake 425 690244 Screw (Air Cleaner Cover)
51A 692555*04:+ Gasket-Intake 443 690255 Screw
51B 697735* 04:+Gasket-lntake (Air Cleaner Primer Base)
55 691421 Housing-Rewind Starter 445 697029 Filter-Air Cleaner Cartridge
58 697316 Rope-Starter 455 791960 Cup-Flywheel
(Cut to Required Length) 456 692299 Plate-Pawl Friction
60 281434 Grip-Starter Rope 459 281505s Pawl-Ratchet
65 690837 Screw (Rewind Starter) 505 691251 Nut
95 691636 Screw (Throttle Valve) (Governor Control Lever)
97 790121 Shaft-Throttle 510 494147 Drive-Starter
104 691242 0 Pin-Float Hinge 513 692358 Clutch-Drive
117 498981 Jet-Main (Standard) 523 499621 Dipstick
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