REPAIR PARTS

TRACTOR -..MODEL NUMBER 917,258473

BRIGGS & STRATTON ENGINE - MODEL NUMBER 28N707, TYPE NUMBER 0173-01

KEY PART NO. NO.

1496412

2 399265

3 391086

5 495858

7 272614

8 495735

9 27803

1094621 tl 281246

12271916

271997

271996

1394728

1594239

16495162

94196

18494238

20291675

2294624

23492326

24222698

2549586O

495977

495978

495979

26495854

495852

495851

495855

27260924

28299691

391286

29494504

495490

3294695

32A 94648

33 495856

34 495857

35 262811

37 224502

40 224641

45 262411

46 496884

51 272465

 

 

 

 

 

KEY PART

 

 

 

 

 

DESCRIPTION

 

 

 

NO,

NO.

DESCRIPTION

 

Cylinder

Assembly

 

95

94098

** Screw,

Throttle

 

Bearing, Cylinder

 

 

98

495800

Screw,

Idle Speed

 

* Seal, Oil

 

 

 

104

231789

** Pin, Float Hinge

 

Head, Cytinder

 

 

 

105

231855

** Valve

Float

 

 

*** Gasket,

Cylinder'Head

 

106

231854

** Seat,

Inlet Valve

 

Breather Assembly

 

108

22454O

Valve, Choke

 

* Gasket,

Valve Cover

 

117

231858

** Jet, Needle Valve

 

Screw,

Sems

 

 

 

118

495932

Valve, Needle

 

Tube, Breather

 

 

 

121

498116

Carburetor Overhaul Kit

* Gasket, Crankcase Cover,

..015"

123

94616

Screw, Elbow Mounting

* Gasket, Crankcase Cover,

.005"

125

498051

Carburetor

Assembly

* Gasket,

Crankcase Cover,

.009"

127

224539

** Plug, Welch

(Sold in Kit Only)

Screw, Cylinder

Head

 

130

Valve, Throttle

 

Plug, Oil Drain

 

 

 

131

494379

Shaft and Lever, Throttle

Crankshaft

 

 

 

133

494381

Float, Carburetor

 

Timing Gear Key

 

 

137

281165

**** Gasket, Float Bowl

Base, Engine

 

 

 

138

281164

**** Washer, Bowl

 

* Seal, Oil

 

 

 

141

495931

Shaft and Lever; Choke

Screw, Seres, Base Mounting

142

231859

** Nozzle, Carburetor

 

Flywheel and Ring Gear'Assembly,

147

497472

** Pilot, Jet

 

 

Magneto

 

 

 

164

214047

Elbow, Carburetor

 

Key, Flywheel

 

 

 

166

94555

Stud, Rocker Arm

 

Piston Assembly,

Standard

Size

171

281051

Nut, Air Cleaner Mounting

Piston Assembly,

.010" Oversize

187

393815

Line, Fuel (11" Long, Cut to Suit)

Piston Assembly,

..020" Oversize

188

94627

Screw, Seres

 

Piston Assembly,

.030" Oversize

192

492160

Screw Assembly,

Rocker Arm

Ring Set, Piston, Standard

Size

201

262767

Link, Governor

 

Ring Set, Piston, .010" Oversize

209

260695

Spring, Governor

 

Ring Set, Piston, .020" Oversize

216

262766

Link, Choke

 

Ring Set, Piston, ,030" Oversize

2t9

490815

Gear, Governor'

 

Lock, Piston Pin

 

 

222

495611

Plate, Governor Control

Pin Assy.., Piston, Standard Size

224

94729

Screw, Sems, Air Cleaner

Pin Assy., Piston, .005" Oversize

225

495157

Crank, Governor

 

Rod Assembly,

Connecting

 

227

493935

Lever Assembly, Governor

Rod Assembly,

Connecting,

 

230

94742

Washer, Govemor

Crank

.020" Undersize

Crankpin Bore

232

262785

Spring, Governor

Link

Screw,

Hex Washer Head, 1-57/64

238

262836

Cap, Valve

 

 

Screw,

Hex Washer Head, 1-5/8

240

394358

Filter, Fuel (In Fuel Line)

Valve, Exhaust

 

 

 

265

221535

Clamp,

Casing

 

Valve, Intake

 

 

 

284

94704

Screw,

Hex Head

 

Spring, Valve

 

 

 

*

Included

in Gasket Set (495993)

 

Guard, Flywheel

 

 

 

Retainer, Valve Spring

 

**

Included

in Carburetor

Kit (497535)

Tappet,

Valve

 

 

 

Gear, Cam

 

 

 

***

Included

in both Gasket Set (495993) and

**** Gasket, Carburetor (Carburetor to

Elbow) (Also Included in Gasket

 

Valve Overhaul Kit (495992)

 

Set, Part Number 495993)

 

 

 

 

 

 

 

 

52

272569

*** Gasket, Carburetor

**** Included

in Gasket Set (495993), Carburetor'Kit

53

 

Elbow to Cylinder) '

(497535)

and Carburetor Gasket Set (494385)

94637

ud, Carburetor Mounting

NOTE: All component dimensions given in U.S inches

75

224061

Washer, Spring

78

94832

Screw, Pan Head

1 inch = 25_4mm

54

Page 54
Image 54
Sears 917.258473 owner manual Tractor -..MODEL Number 917,258473, 272614, Idle Speed, 005

917.258473 specifications

The Sears 917.258473 is a versatile lawn tractor that has earned a reputation for its reliability and performance in the field of gardening and landscaping. Designed to cater to a range of lawn care needs, this model combines innovative technology with user-friendly features, making it an excellent choice for both novice and experienced gardeners.

At the heart of the Sears 917.258473 is a powerful engine, typically offering a robust horsepower that ensures efficient mowing, trimming, and yard maintenance. This engine is designed for durability and ease of starting, often featuring an automatic choke system. The tractor's high-performance capabilities allow it to tackle larger lawns and uneven terrains with ease.

One of the standout features of the Sears 917.258473 is its cutting deck. With multiple cutting heights available, users can customize the length of their grass according to seasonal needs or personal preferences. The reinforced deck is not only sturdy but also designed for efficient grass collection and minimal clumping, ensuring a clean and polished lawn after each mow.

Maneuverability is another significant aspect of this lawn tractor. It is equipped with an ergonomic steering system that allows for easy navigation around obstacles such as trees and flower beds. The tight turning radius enhances its capability to operate in smaller yards without sacrificing performance.

Another notable characteristic is the inclusion of a hydrostatic transmission. This feature provides seamless speed adjustments without the need for manual shifting, making it simple to control the tractor's speed in various mowing conditions. Additionally, the Sears 917.258473 is often designed with a comfortable seat and user-friendly controls, allowing for prolonged periods of usage without fatigue.

Safety features are thoughtfully integrated into the design, including a seat switch that ensures the engine shuts off when the user leaves the seat. This enhances overall safety during operation, especially on slopes or uneven ground.

Overall, the Sears 917.258473 represents a great investment for homeowners seeking an efficient and reliable lawn care solution. With its potent engine, adjustable cutting deck, ease of maneuverability, and advanced technologies, it stands as a competitive option in the realm of lawn tractors, helping users achieve their desired lawn aesthetics with minimal effort.