Briggs & Stratton; Engine-Model - Craftsman 917.273451 Owner's Manual

TRACTOR - - MODEL NUMBER 917.273451
BRIGGS & STRATTON ENGINE-MODEL NUMBER 446777, TYPE NUMBER 0246-E1
KEY PART
NO. NO. DESCRIPTION
1 694001 Cylinder Assembly KEY PART
2 499585 Kit-Bushing/Seal (Magneto NO. NO. DESCRIPTION
Side)
3 391086 • Seal-Oil (Magneto Side) 117 690232 O Jet-Main (Standard)
4 690069 Sump-Engine 118 690989 Jet-Main (High Altitude)
121 499811 Kit-Carburetor Overhaul
5 697580 Head-Cylinder (Cylinder 1)
5A 697581 Head-Cylinder (Cylinder 2) 125 499804 Carburetor
7 693997 ,+ Gasket-Cylinder Head 130 690993 Valve-Throttle
131 499805 Kit-Throttle Shaft
8 499601 Breather Assembly
9 690937 • Gasket-Breather 133 499806 Float-Carburetor
10 690960 Screw (Breather Assembly) 135 499803 Tube-Fuel Transfer
11 690942 Tube-Breather 137 690994 O:1: Gasket-Float Bowl
12 697227 • Gasket-Crankcase 141 499807 Kit-Choke Shaft
13 690360 Screw (Cylinder Head) 142 499808 O Nozzle-Carburetor
146 690979 Key-Timing
15 691680 Plug-Oil Drain
16 691046 Crankshaft 150 690995 O:1: Gasket-Nozzle
20 690947 • Seal-Oil (PTO Side) 160 690996 Retainer-Solenoid
163 691001 ,+ Gasket-Air Cleaner
22 694966 Screw (Engine Sump)
23 691053 Flywheel 165 693148 Nut (Ring Gear)
24 222698 Key-Flywheel 187 698472 Line-Fuel (Molded)
25 697679 Piston Assembly (Standard) 187A 691049 Line-Fuel(Molded)
25 697680 Piston Assembly (.010" 188 690960 Screw (Control Bracket)
Oversize) 192 690083 Adjuster-Rocker Arm
25 697681 Piston Assembly (.020" 209 697674 Spring-Governor
Oversize) 211 691019 Spring-Governed Idle
212 695238 Link-Throttle
25 697682 Piston Assembly (.030" 213 691021 Bracket-Choke Control
Oversize) 216 691022 Link-Choke
26 697683 Ring Set-Piston (Standard)
26 697684 Ring Set-Piston (.010 219 698231 Gear-Governor
Oversize) 220 690412 Washer (Governor Lever)
222 698761 Bracket-Control
26 697685 Ring Set-Piston (.020" 227 691048 Lever-Governor Control
Oversize)
26 697686 Ring Set-Piston (.030" 231 690718 Screw (Choke Valve)
240 695666 Filter-Fuel
Oversize) 250 690957 Retainer-Breather
27 690975 Lock-PistonPin
28 690229 Pin-Piston 252 690956 Collector-Oil
29 499583 Rod-Connecting 265 691024 Clamp-Casing
32 690976 Screw (Connecting Rod) 267 695134 Screw (Casing Clamp)
33 697576 Valve-Exhaust 276 690997 ,Q+ Washer-Sealing
34 499597 Valve-Intake 287 690960 Screw (Dipstick Tube)
35 690963 Spring-Valve (Intake) 304 698073 Housing-Blower
36 690963 Spring-Valve (Exhaust) 305 691005 Screw {Blower Housing)
40 690964 Retainer-Valve 309 691262 Motor-Starter
42 499586 Keeper-Valve 310 691263 Bolt-Starter Motor
311 497608 Brush Set
45 690977 Tappet-Valve
46 690978 Camshaft 332 691059 Nut (Flywheel)
48 698172 Short Block (446777-0027- 333 691060 Armature-Magneto
E2 Replacement Engine If 334 691061 Screw (Magneto Armature)
original engine is equipped 337 491055 Spark Plug
with 6 pin wire harness 358 694012 Set-Engine Gasket
transfer to replacement
engine) RPM Settings: Low Speed: 1900-2100
High Speed: 3000-3200
50 695241 Manifold-Intake
51 690950 • O:[: Gasket-Intake
53 690951 Stud (Carburetor) ,Included in Engine Gasket Set, Key. No. 358
54 695240 Screw (Intake Manifold) O Included in Carburetor Overhaul Kit, Key.
73 691055 Screen-Rotating No. 121
74 698425 Screw (Rotating Screen) :I: Included in Carburetor Gasket Set, Key. No.
75 691056 Washer (Flywheel) 977
89 690283 Plug-Oil + Included in Valve Gasket Set, Key. No. 1095
95 690718 Screw (Throttle Valve)
98 499802 Kit-Idle Speed NOTE: All component dimensions given in U.S.
104 690984 Q Pin-Float Hinge inches 1 inch = 25.4 mm
105 690985 Q Valve-Float Needle
108 690986 Valve-Choke
53