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TRACTOR - - MODEL NUMBER 917.275972
BRIGGS & STRATTON ENGINE-MODEL NUMBER 40H777,TYPE NUMBER 0241-E1
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 690231 Cylinder Assembly 121 499811
2 499585 Kit-Bushing/Seal (Magneto 125 499804
Side) 130 690993
3 391086 • Seal-Oil (Magneto Side) 131 499805
4 690069 Sump-Engine 133 499806
5 697580 Head-Cylinder (Cylinder 1) 135 499803
5A 697581 Head-Cylinder (Cylinder 2) 137 690994
7 690962 ,+ Gasket-Cylinder Head 141 499807
8 499601 Breather Assembly 142 499808
9 690937 • Gasket-Breather 146 690979
10 690960 Screw (Breather Assembly) 150 690995
11 690942 Tube-Breather 160 690996
12 690945 • Gasket-Crankcase 163 691001
13 690360 Screw (Cylinder Head) 165 693148
15 690946 Plug-Oil Drain 187 691050
16 691047 Crankshaft
20 690947 • Seal-Oil (PTO Side) 187A 697712
22 694966 Screw (Engine Sump) 188 690960
23 691053 Flywheel 192 690083
24 222698 Key-Flywheel 209 697674
25 698429 Piston Assembly (Standard) 211 691019
25 698433 Piston Assembly (.010" Over- 212 695238
size) 213 691021
25 698434 Piston Assembly (.020" Over- 216 691022
size) 219 698231
25 698435 Piston Assembly (.030" Over- 220 690412
size) 222 691023
26 698430 Ring Set-Piston (Standard) 227 691048
26 698436 Ring Set-Piston (.010 Over- 231 690718
size) 240 695666
26 698437 Ring Set-Piston (.020" Over- 250 690957
size) 252 690956
26 698438 Ring Set-Piston (.030" Over- 265 691024
size) 267
27 690975 Lock-Piston Pin 276
28 690229 Pin-Piston 287 690960
29 499583 Rod-Connecting 364 698073
32 690976 Screw (Connecting Rod) 305 691005
33 697576 Valve-Exhaust 309 691262
34 499597 Valve-Intake 310 691263
35 690963 Spring-Valve (Intake) 311 497608
36 690963 Spring-Valve (Exhaust) 332 691059
40 690964 Retainer-Valve 333 691060
42 499586 Keeper-Valve 334 691061
45 690977 Tappet-Valve 337 491055
46 690978 Camshaft 358 694012
48 698178 Short Block (40H777-0241-E2 363 691062
Replacement Engine) 383 690966
50 695241 Manifold-Intake 385 690960
51 690949,Q+ Gasket-Intake 387 808656
51A 690950, Q:I: Gasket-Intake 404 690442
53 690951 Stud (Carburetor) RPM Settings:
54 695240 Screw (Intake Manifold)
73 691055 Screen-Rotating
74 698425 Screw (Rotating Screen)
75 691056 Washer (Flywheel) O
89 690283 Plug-Oil
95 690718 Screw (Throttle Valve) :I:
98 499802 Kit-Idle Speed
104 690984 O Pin-Float Hinge +
105 690985 O Valve-Float Needle
108 690986 Valve-Choke
117 690232 O Jet-Main (Standard)
118 690989 Jet-Main (High Altitude)
Kit-Carburetor Overhaul
Carburetor
Valve-Throttle
Kit-Throttle Shaft
Float-Carburetor
Tube-Fuel Transfer
_:1: Gasket-Float Bowl
Kit-Choke Shaft
Q Nozzle-Carburetor
Key-Timing
Q:I: Gasket-Nozzle
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
695134 Screw (Casing Clamp)
690997,Q+ Washer-Sealing
Screw (Dipstick Tube)
Housing-Blower
Screw (Blower Housing)
Motor-Starter
Bolt (Starter Motor)
Brush Set
Nut (Flywheel)
Armature-Magneto
Screw (Magneto Armature)
Plug-Spark
Set-Engine Gasket
Flywheel Puller
Wrench-Spark Plug
Screw (Fuel Pump)
Pump-Fuel
Washer (Governor Crank)
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 Overhaul Kit, Key.No.
1095
NOTE: All component dimensions given
in U.S. inches 1 inch = 25.4 mm
53
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