CRAFTSMAN 4-CYCLE ENGINE

?.-,

11C

6

\

Q

_15 17

 

MODEL

NUMBER 143.986718

KEY

PART

OESCRtP_ON=

NO.

NO.

 

64O16O

Carburetor(IncL184 of

 

 

Engine PartsList)

 

631615

ThrottleShaft & Lever

2

631767

Assembly

Throttle Return Spring

4

631184

Dust Seal Washer

5

631163

Dust Seal (ThmtUe)

6

640O70

Throttle Shutter

7

650506

ShutterScrew

16

631807

Fuel Fitting

17

651025

Throttle Crack Screw/idle

18

630766

Speed Screw

TensionSpring

20

640016

Idle RestrictorScrew

20A

640053

Idle Restrictor Screw

 

 

Cap

25

631867

Roat Bowl

27

631024

Roat Shaft

28

632019

Roat

29

631028

Roat Bowl "O"Ring

30

631021

Inlet Needle, Seat, & Clip

31

631022

(Incl. 31)

SpdngClip

35

36045A

PrimerBulb/Retainer

36

 

Ring

640080

Main Nozzle Tube

36A

632766

CarburetorTube

37

632547

"O" Ring,Main Nozzle

40

 

Tube

640074

High Speed BowlNut

44

27110

BowlNut Washer

47

630748

Welch Plug, Idle Mixture

48

 

Well

631027

Welch Plug, Atmospheric

 

 

Vent

KEY

PART

 

NO.

NO.

DESCRIPTION

 

35709

ElectricStarter (12 Volt)

1

34955

Retainer Ring

2

34950

SpringRetainer

3

34954

--spring

4A

34949A

Gear

5B

34953

Drive End Cap Ass'y.

6

33450

Lock Nut

7

34944

Armature

8

34945

HousingAss'y.

10A

590500

ThrustWasher

11C

35714

CommutatorEnd Cap

 

 

Ass'y(Incl. . brushes)

12

34947

Bolt, 10-32 x 3-3/16"

13

34946

PinionDriver

14

34951

Cup Washer

15

34952

Retainer Ring

16

34948

Washer

17

34953

DriveNut

18

590608

Washer

42

Page 42
Image 42
Craftsman 917.377631 owner manual Spring, Craftsman 4-CYCLE Engine, Model

37763, 917.377631 specifications

The Craftsman 917.377631 and 917.37763 models are part of the renowned Craftsman line of garden tractors that are designed for residential lawn care and landscaping tasks. These models are well-regarded for their durability, ease of use, and efficient performance, making them a popular choice among homeowners and gardening enthusiasts.

One of the standout features of the Craftsman 917.377631 and 917.37763 is their robust engine. Both models are typically equipped with a powerful Briggs & Stratton engine that offers ample horsepower for mowing, trimming, and hauling tasks. The engine is designed for reliability, providing smooth operation and a longer service life. Coupled with an automatic transmission, these tractors offer a seamless driving experience, allowing operators to easily control their speed and movement across various terrains.

Another noteworthy characteristic is the cutting deck. The Craftsman 917.377631 and 917.37763 come with a wide cutting deck, usually around 42 inches, which enables efficient mowing capabilities. This feature reduces the time spent mowing the lawn while ensuring a clean and even cut. Additionally, the adjustable cutting height allows users to choose the preferred grass length, catering to different lawn types and seasonal requirements.

The Comfort Features included in these models enhance the user experience. They often feature ergonomic seating and a user-friendly dashboard that provides easy access to controls and indicators. The steering wheel is designed for comfortable maneuvering, making it easy to navigate around obstacles in the yard.

The incorporation of technologies such as electric start enhances convenience. Instead of the traditional pull-start mechanism, users can start the engine with the push of a button, adding ease of use to the operator's experience. Furthermore, these tractors may come equipped with additional features like a bagger or mulch kit, enabling users to manage grass clippings efficiently.

Ultimately, the Craftsman 917.377631 and 917.37763 models exemplify a blend of power, comfort, and technology, proving to be valuable assets for any homeowner looking to maintain their lawn easily and effectively. With their reliable engines, wide cutting decks, user-centric designs, and added convenience features, these garden tractors are prepared to tackle the demands of residential landscaping tasks.