TRACTOR-- MODEL NUMBER 917.273160 KOHLER ENGINE-MODEL NUMBER CV492,TYPE NUMBER 27506

CYLINDER HEAD/VALVE/BREATHER

CRANKCASE

 

 

 

 

KEY

PART

 

KEY

PART

 

 

 

 

NO.

NO.

DESCRIPTION

NO,

NO.

DESCRIPTION

 

 

 

1

25-351-01-S

Lifter, valve (2)

1

12-032-03-S

Seal, crankshaft

2

12-755-94-S

Kit, cylinder head (Includes

2

 

Block, cylinder

(Use Short

 

 

3-17, Gaskets 12 041 01-S

 

 

Block 12 522 49)

 

 

(Qty. 2), 12 041 02-S, & 12

3

12-445-02-S

Strap, lifting

 

 

 

 

 

041 03-S)

4

M-839025-S

Screw, hex. flange

3

12-411-03-S

Rod, push (2)

 

 

M8x1.25x25

 

 

 

4

12-041-10-S

Gasket, cylinder head

5

24-380-13-S

Dowel, locating

(4)

5

12-017-01-S

Valve, intake (Std.)

6

12-755-49-S

Kit, camshaft

(Includes 7,8)

 

12-017-02-S

Valve, intake (.25)

7

12-089-31-S

Spring, actuating

6

12-016-01-S

Valve, exhaust (Std.)

8

12-422-08-S

Shim, camshaft

(A.R.) blue

 

12-016-02-S

Valve, exhaust (.25)

 

12-422-09-S

Shim, camshaft

(A.R.) red

7

25-139-60-S

Plug, allen hd. pipe 1/8"

 

12-422-10-S

Shim, camshaft

(A.R.) yel

8

12-318-36-S

Cylinder Head

 

 

low

 

 

 

9

25-186-01-S

Arm, rocker (2)

 

12-422-11-S

Shim, camshaft

(A.R.) green

10

12-599-03-S

Pivot, rocker arm (2)

 

12-422-12-S

Shim, camshaft

(A.R.) gray

11

M-640034-S

Screw, hex. flange

 

12-422-13-S

Shim, camshaft

(A.R.) black

 

 

M6xL0x34 (2)

 

12-422-07-S

Shim, camshaft

(A.R.) white

12

12-089-01-S

Spring, valve (2)

9

12-144-28-S

Shaft, balance

 

13

12-173-01-S

Cap, valve spring (2)

10

12-874-07-S

Piston wiRing

Set (Std.)

14

12-755-03-S

Kit, retainer (2)

 

 

(Includes 11,12)

15

12-468-05-S

Washer, plain 13/32"

 

12-874-11-S

Piston wiRing

Set (.08)

16

12-112-13-S

Spacer, head bolt exhaust

 

12-874-08-S

Piston wiRing

Set (.25)

 

 

port

 

12-874-09-S

Piston wiRing

Set (.50)

17

12-086-15-S

Screw, hex. flange

11

12 018 02-S

Retainer, piston pin (2)

 

 

M10x1.5x81 (5)

12

12-108-07-S

Ring Set (Std.)

 

18

25-237-14-S

Clamp, hose (2)

 

12-108-08-S

Ring Set (.25)

 

 

19

12-326-03-S

Hose, breather

 

12-108-09-S

Ring Set (.50)

 

 

20

M-645020-S

Screw, hex. flange

13

12-067-11-S

Connecting

Rod (Std.)

 

 

M6x1.0x20 (5)

 

12-067-06-S

Connecting

Rod (.25)

21

12-096-07-S

Cover, valve w/nipple

14

12-380-01-S

Pin, governor regulating

22

M-545010-S

Screw, hex. flange

15

12-043-05-S

Gear, governor

 

 

 

M5x0.8xl 0

16

M-631005-S

Washer, plain 6 mm

23

12-018-01-S

Retainer, breather reed

17

12-144-02-S

Shaft, governor gear

24

12-402-02-S

Reed, breather

18

52-139-09-S

Plug, cup

 

 

 

 

 

 

19

12-755-64-S

Kit, gov. cross shaft w/clip

 

 

 

20

X-25-102-S

(Includes 23)

 

 

 

 

 

Washer, plain 1/4"

 

 

 

21

12-032-01-S

Seal, governor cross shaft

 

 

 

22

M-631015-S

Washer, plain 6 mm

 

 

 

23

12-154-05-S

Clip, hitch pin

 

 

NOTE: All component dimensions given in U.S. inches 1 inch = 25.4 mm

51

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Craftsman 917.27316 owner manual Cylinder HEAD/VALVE/BREATHER