REPAIR PARTS

20 H.P. GARDEN TRACTOR - MODEL NUMBER 917,254460 and 917.250040

ENGINE MODEL NUMBER MV20S, 57517

CRANKCASE

21

_

4

14

3

5

4

KEY

PART

 

DESCRIPTION

 

 

NO.

NO.

 

 

 

 

 

 

i

X-82-2

 

"Nut, hex.. 5/16d8

(16)"

2

52

468

12

"Washer',flat 5/16

(12)"

3

82

755

18

"Kit, #1

cylinder barrel

(Includes

4

 

 

 

4-6)"

 

 

 

 

52

016 06

"Valve,

exhaust"

 

 

5

52

031

01

"Insert,

valve

seat

(2)"

 

7

52

316

06

"Guide,

valve

(2)"

 

 

52

755

50

"Kit, oil relief"

 

 

 

8

52

072

12

"Step stud 5/16-18x3/4"

,3/8-

 

25

086

12

16x5/8"",2"" long(12)"

 

 

"Screw,

hexo flange 5/16-18x2

10 X-269-43

(2)"

 

 

 

 

"Ring, retaining"

 

 

11

52

078 05

"Shaft,

governor"

 

 

12

52

030

10

"Bearing; sleeve (Std.)

(2)"

 

52

030

11

"Bearing, sleeve (_010)"

 

52

030

12

"Bearing, sleeve (.020)"

\

13

\

\

12

KEY

PART

 

DESCRIPTION

 

NO.

NO.

 

 

 

 

 

 

13

25 086

10

"Screw,

flex. flange 5/16-18×1-

 

 

 

1f2

(3)"

 

 

14

25 086

13

"Screw,

hex. flange 3/8-16x3-5I

15

41 46801

8

(2)"

 

 

"Washer,

plain (4)"

 

16

X-352-33

Stud 5/16-18x4-1/8

(2)

17

52 141 02

O-ring

 

 

18

52 139

08

Plug

 

 

19

25 086

11

"Screw,

hex_ flange

5/16-18x3-

 

 

 

1/2

(6)"

 

 

20

52 032

10

"Seal, front oil"

 

21

82 755

19

"Kit,

#2 cylinder barrel (includes

 

 

 

4-6)"

 

 

5O

Page 50
Image 50
Sears 917.25004, 917.25446 owner manual Crankcase