
TRACTOR - - MODEL NUMBER 917.272922
BRIGGS & STRATTON ENGINE-MODEL NUMBER 407777, TYPE NUMBER 0174-E1
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 690231 Cylinder Assembly 118 690989
2 499585 Kit-Bushing/Seal (Magneto Side) 121 499811
3 391086 ,Seal-Oil (Magneto Side) 125 499804
4 690069 Sump-Engine 130 690993
5 693998 Head-Cylinder (Cylinder 1) 131 499805
5A 693999 Head-Cylinder (Cylinder 2) 133 499806
7 690962 .+ Gasket-Cylinder Head 135 499803
8 499601 Breather Assembly 137 690994
9 690937 ,Gasket-Breather 141 499807
10 690960 Screw (Breather Assembly) 142 499808
11 690942 Tube-Breather 146 690979
12 697227 ,Gasket-Crankcase 150 690995
13 690360 Screw (Cylinder Head) 160 690996
15 690946 Plug-Oil Drain 163 691001
16 691046 Crankshaft 165 693148
20 690947 ,Seal-Oil (PTO Side) 187 691050
22 694966 Screw (Engine Sump)
23 691054 Flywheel 187A 691049
24 222698 Key-Flywheel 188 690960
25 499588 Piston Assembly (Standard) 192 690083
25 499589 Piston Assembly (.010" Over- 209 697674
size) 211 691019
25 499590 Piston Assembly (.020" Over- 212 695238
size) 213 691021
25 499591 Piston Assembly (.030" Over- 216 691022
size) 219 696376
26 499604 Ring Set-Piston (Standard) 220 690412
26 499605 Ring Set-Piston (.010" Oversize) 222 691023
26 499606 Ring Set-Piston (.020" Oversize) 227 691048
26 499607 Ring Set-Piston (.030" Oversize) 231 690718
27 690975 Lock-Piston Pin 240 691035
28 690229 Pin-Piston 250 690957
29 499583 Rod-Connecting 252 690956
32 690976 Screw (Connecting Rod) 265 691024
33 499596 Valve-Exhaust 267 695134
34 499597 Valve-Intake 276
35 690963 Spring-Valve (Intake) 287
36 690963 Spring-Valve (Exhaust) 304
40 690964 Retainer-Valve 305
42 499586 Keeper-Valve 309
45 690977 Tappet-Valve 310
46 690978 Camshaft 311
48 692714 Short Block (446777-0027-E2 332
Replacement Engine) 333
50 695241 Manifold-Intake 334
51 690950 • OSGasket-tntake 337
53 690951 Stud (Carburetor) 358
54 695240 Screw (Intake Manifold) 363
73 691055 Screen-Rotating 383
74 691057 Screw (Rotating Screen) 385
75 691056 Washer (Flywheel) RPM Settings:
89 690283 Plug-Oil
95 690718 Screw (Throttle Valve)
98 499802 Kit-Idle Speed
.
104 690984 OPin-FIoat Hinge O
105 690985 OValve-Float Needle
108 690986 Valve-Choke _:
117 690232 OJet-Main (Standard) +
Jet-Main (High Altitude)
Kit-Carburetor Overhaul
Carburetor
Valve-Throttle
Kit-Throttle Shaft
Float-Carburetor
Tube-Fuel Transfer
O:!:Gasket-Float Bowl
Kit-Choke Shaft
ONozzle-Carburetor
Key-Timing
O:!:Gasket-Nezzle
Retainer-Solenoid
•+Gasket-Air Cleaner
Nut (Ring Gear)
Line-Fuel (Cut to Required
Length)
Line-Fuel (Molded)
Screw (Control Bracket)
Adjuster-Rocker Arm
Spring-Governor
Spring-Governed Idle
Link-Throttle
Bracket-Choke Control
Link-Choke
Gear-Governor
Washer (Governor Lever)
Bracket-Control
Lever-Governor Control
Screw (Choke Valve)
Filter-Fuel
Retainer-Breather
Collector-Oil
Clamp-Casing
Screw (Casing Clamp)
690997 ,O+ Washer-Sealing
690960 Screw (Dipstick Tube)
695277 Housing-Blower
691005 Screw (Blower Housing)
691262 Motor-Starter
691263 Bolt-Starter Motor
497608 Brush Set
691059 Nut (Flywheel)
691060 Armature-Magneto
691061 Screw (Magneto Armature)
691043 Spark Plug
694012 Set-Engine Gasket
691062 Flywheel Puller
690966 Wrench-Spark Plug
690960 Screw (Fuel Pump)
Low Speed: 1900-2100
High Speed: 3000-3200
Included in Engine Gasket Set, Key. No. 358
Included in Carburetor Overhaul Kit, Key. No.
121
Included in Carburetor Gasket Set, Key. No. 977
Included in Valve Gasket Set, Key. No. 1095
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
53
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