TRACTOR

 

- - MODEL NUMBER

917.276310

 

 

 

 

 

 

BRIGGS & STRATTON

ENGINE-MODEL

NUMBER 446677-0470-E1

 

 

 

 

 

KEY

PART

 

 

 

 

 

 

 

 

 

KEY

PART

 

 

 

 

 

 

 

 

 

 

NO.

NO.

 

DESCRIPTION

 

 

 

NO.

NO.

 

 

DESCRIPTION

 

 

 

1

699753

 

Cylinder

Assembly

 

133

499803

 

 

Float-Carburetor

 

 

 

2

499585

 

Kit-Bushing/Seal

 

(Magneto

135

699729

 

 

Tube-Fuel

Transfer

 

 

 

 

Side)

 

 

 

 

 

 

 

137

690994

 

O5

Gasket-Float

Bowl

 

3

391086

Seal-Oil (Magneto Side)

141

499807

 

 

Kit-Choke

Shaft

 

 

4

699747

 

Samp-Engine

 

 

 

 

142

499808

 

O

Nozzle-Carburetor

 

 

5

697580

 

Head-Cylinder

 

(Cylinder

1)

146

690979

 

 

Key-Timing

 

 

 

 

5A

697581

 

Head-Cylinder

 

(Cylinder

2)

150

690995

 

O5

Gasket-Nozzle

 

 

 

7

693997

o+

Gasket-Cylinder

 

Head

 

160

690996

 

 

Retainer-Solenoid

 

 

8

499601

 

Breather

Assembly

 

163

691001

 

•+

Gasket-Air

Cleaner

 

9

690937

Gasket-Breather

 

 

 

165

693148

 

 

Nut

(Ring

Gear)

 

 

10

691108

 

Screw

(Breather

Assembly)

187

698472

 

 

Line-Fuel

(Molded)

 

11

690942

 

Tube-Breather

 

 

 

187A

691049

 

 

Line-Fuel

(Molded)

 

12

697227

Gasket-Crankcase

 

188

691108

 

 

Screw

(Control

Bracket)

 

13

791130

 

Screw

(Cylinder

 

Head)

 

192

690083

 

 

Adjuster-Rocker

Arm

 

15

690946

 

Plug-Oil

 

Drain

 

 

 

209

697674

 

 

Spring-Governor

 

 

 

16

790132

 

Crankshaft

 

 

 

 

211

691019

 

 

Spring-Governed

 

Idle

 

20

690947

Seal-Oil

 

(PTO

Side)

 

212

695238

 

 

Link-Throttle

 

 

 

 

22

694966

 

Screw

(Engine

 

Sump)

 

213

691021

 

 

Bracket-Choke

Control

 

23

691053

 

Flywheel

 

 

 

 

 

216

691022

 

 

Link-Choke

 

 

 

 

24

222698

 

Key-Flywheel

 

 

 

 

219

698231

 

 

Gear-Governor

 

 

 

25

697679

 

Piston

Assembly

(Standard)

220

690412

 

 

Washer

(Governor

Lever)

25

697681

 

Piston

Assembly

(.020"Over-

222

698761

 

 

Bracket-Control

 

 

 

 

 

 

size)

 

 

 

 

 

 

 

227

691048

 

 

Lever-Governor

Control

 

26

697683

 

Ring

Set-Piston

 

(Standard)

231

690718

 

 

Screw

(Choke

Valve)

 

26

697685

 

Ring

Set-Piston

 

(.020"

Over-

240

695666

 

 

Filter-Fuel

 

 

 

 

 

 

 

 

size)

 

 

 

 

 

 

 

250

690957

 

 

Retainer-Breather

 

 

27

690975

 

Lock-Piston

Pin

 

 

252

690956

 

 

Collector-Oil

 

 

 

 

28

690229

 

Pin-Piston

 

 

 

 

265

691024

 

 

Clamp-Casing

 

 

 

29

699699

 

Rod-Connecting

 

 

 

267

695134

 

 

Screw

(Casing

Clamp)

 

32

690976

 

Screw

(Connecting Rod)

276

690997°0+$

Washer-Sealing

 

 

 

33

697576

 

Valve-Exhaust

 

 

 

287

691108

 

 

Screw

(Dipstick

Tube)

 

34

499597

 

Valve-Intake

 

 

 

 

304

698073

 

 

Housing-Blower

 

 

 

35

690963

 

Spring-Valve

(Intake)

 

305

691005

 

 

Screw

(Blower

Housing)

 

36

690963

 

Spring-Valve

(Exhaust)

 

309

691262

 

 

Motor-Starter

 

 

 

 

42

499586

 

Keeper-Valve

 

 

 

 

310

691263

 

 

Bolt-Starter

Motor

 

 

45

690977

 

Tappet-Valve

 

 

 

 

311

497608

 

 

Brush

Set

 

 

 

 

 

46

790562

 

Camshaft

 

 

 

 

332

691059

 

 

Nut (Flywheel)

 

 

 

48

698173

 

Short

Block

 

 

 

 

333

691060

 

 

Armature-Magneto

 

 

50

695241

 

Manifold-Intake

 

 

 

334

691061

 

 

Screw

(Magneto

Armature)

51

690950°

O.1: Gasket-Intake

 

 

 

337

491055

 

 

Spark

Plug

 

 

 

 

53

690951

 

Stud

(Carburetor)

 

358

694012

 

 

Set-Engine

 

Gasket

 

54

699816

 

Screw

(Intake

Manifold)

 

363

19203

 

 

Flywheel

Puller

 

 

 

73

494439

 

Screen-Rotating

 

 

 

383

19374

 

 

Wrench-Spark

Plug

 

74

698425

 

Screw

(Rotating

Screen)

385

691108

 

 

Screw

(Fuel

Pump)

 

75

691056

 

Washer

 

(Flywheel)

 

387

808656

 

 

Pump-Fuel

 

 

 

 

 

89

690283

 

Plug-Oil

 

 

 

 

 

 

404

690442

 

 

Washer

(Governor

Crank)

95

690718

 

Screw

(Throttle

 

Valve)

 

 

 

 

 

 

 

 

 

 

 

 

 

98

499802

 

Kit-Idle

 

Speed

 

 

 

 

Included

in Engine

Gasket

Set,

Key. No. 358

104

690984

O

Pin-Float

Hinge

 

 

O

Included

in Carburetor

Overhaul Kit,

Key. No.

105

690985

O

Valve-Float

Needle

 

 

121

 

 

 

 

 

 

 

 

 

 

108

690986

 

Valve-Choke

 

 

 

 

$

Included

in Carburetor

Gasket

Set, Key. No.

117

690986

 

Jet-Main

(Standard)

 

 

977

 

 

 

 

 

 

 

 

 

 

118

690989

 

Jet-Main

(High

 

Altitude)

 

+

Included

in Valve

Gasket

Set, Key. No. 1095

121

499811

 

Kit-Carburetor

Overhaul

 

 

 

 

 

 

 

 

 

 

 

 

 

125

499804

 

Carburetor

 

 

 

 

NOTE:

All component dimensions

given in

U.S.

130

690993

 

Valve-Throttle

 

 

 

 

inches

1 inch

= 25.4

mm

 

 

 

 

 

 

 

131

499805

 

Kit-Throttle

Shaft

 

 

 

 

 

 

 

 

 

 

 

 

 

51

Page 51
Image 51
Craftsman 917.27631 owner manual Tractor Model Number, Briggs & Stratton ENGINE-MODEL

917.27631 specifications

The Craftsman 917.27631 is a robust lawn mower designed for homeowners who seek a reliable, efficient, and durable machine for maintaining their lawns. This mower features a powerful 21-inch cutting deck, making it capable of handling medium to large-sized yards with ease. One of its standout features is the 163cc gas engine, which provides ample power for tackling tough grass and uneven terrain while ensuring reliable starts and consistent performance.

The Craftsman 917.27631 is equipped with a self-propelled drive system, which allows users to navigate effortlessly through their lawns without the need for excessive physical strain. The variable speed control gives users the option to adjust the speed according to their preference and the terrain, ensuring optimal maneuverability. This feature is particularly beneficial for navigating around garden beds, trees, and other obstacles.

Another impressive aspect of the Craftsman 917.27631 is its 3-in-1 cutting capability. This versatile mower allows users to choose between mulching, bagging, or side discharge, providing flexibility based on preferences and conditions. The mulching capability promotes healthy lawn growth by returning finely chopped grass back to the soil, while the rear bagging option allows for easy collection of clippings for disposal or composting.

The mower also boasts an adjustable cutting height, which can be easily altered to ensure the perfect grass length for various seasons and grass types. Users can choose from multiple height settings, ensuring compatibility with different mowing needs. Moreover, the durable and lightweight construction of the Craftsman 917.27631 enhances its maneuverability and makes it easier to transport and store.

Safety features are paramount in the design of the Craftsman 917.27631. The engine will stop immediately when the operator releases the handle, preventing accidental injuries and promoting safe operation. Additionally, the ergonomic handle design adds comfort, reducing fatigue during prolonged use.

In summary, the Craftsman 917.27631 is a versatile, powerful, and easy-to-use lawn mower that caters to a wide array of lawn maintenance needs. With its self-propelling capabilities, adjustable cutting height, and efficient 3-in-1 cutting options, it represents a solid choice for any homeowner looking to maintain a pristine lawn with minimal effort.