TRACTOR - - MODEL NUMBER 917.273180 KOHLER ENGINE - MODEL NUMBER CV490TYPE NUMBER 27532

CRANKCASE

CYUNDER HEAD/VALVE/BREATHER

KEY

PART

 

 

KEY

PART

NO.

NO.

DESCRIPTION

 

NO.

N_

1

25-351-01-S

Lifter, valve (2)

 

1

12-032-03-S

2

12-755-97-S

Kit, cylinder head (Includes 3-16,

2

N/A

 

 

Gaskets 12 041 01-S (Qty. 2),

 

3

12-445-02-S

 

 

12 041 O2-S, & 12 041 03-S)

 

4

M-8390P-5-S

3

12-411-05-S

Rod, push (2)

 

5

24-380-13-S

4

12-041-10-S

Gasket, cylinder head

 

6

12-010-31-S

5

12-O17-01-S

Valve, intake (Std.)

 

7

12.422-08-S

6

12-O16-01-S

Valve, exhaust (Std.)

 

 

12-422-09-S

7

12-318-36-S

Cyitnder Head

 

 

12.422-10-S

8

25-186-01-S

Arm, rocker (2)

 

 

12-422-11-S

9

12-599-03-S

Pivot, rocker arm (2)

 

 

12-422-12-S

10

M-640034-S

Screw, hex. flange M6xl.0x34

(2)

 

12-422-13-S

11

12-089-34-S

Spring, valve (2)

 

 

12-422-07-S

12

12-173-01-S

Cap, valve spring (2)

 

8

12-144-28-S

13

12-755-03-S

Kit, retainer (2)

 

9

12-874-07-S

14

12-468-05-S

Washer, plain 13/32 _

 

 

 

15

12-112-13-S

Spacer, head bolt exhaust port

 

12-874-11 -S

16

20-086-02-S

Screw, hex. flange M10x1.5x81 (5)

 

12-874-O8-S

17

25-237-14-S

Clamp, hose (2)

 

 

12-874-09-S

18

12-326-18-S

Hose, braather

 

10

12 018 02-S

19

M-645016-S

Screw, hex. flange M6xl.0x20

(5)

11

12-108-07-S

20

12-096-47-S

Cover, valve w/nipple

 

 

12-108-08-S

21

M-545010-S

Screw, hex. flange M5x0.8xl0

 

 

 

 

12-108-09-S

2;2

66-018-04-S

Retainer, breather reed

 

 

 

12

12-067-11 -S

23

12-402-02-S

Reed, breather

 

 

 

12-067-12-S

 

 

 

 

 

NOT ILLUSTRATED

 

 

13

12-380-01-S

 

 

 

 

 

12-017-02-S

Valve, intake (.25)

 

14

12-043-05-S

 

12-016-02-S

Valve, exhaust (.25)

 

15

M-631005-S

 

 

 

 

16

12-144-02oS

 

 

 

 

17

52-139-09-S

 

 

 

 

18

12-755-64-S

 

 

 

 

19

X-25-102-S

 

 

 

 

20

12-032-01-S

 

 

 

 

21

M-631015-S

 

 

 

 

22

12-154-05-S

DESCRIPTION

Seal, crankshaft

Crankcase (Use Short Block 12 522 51) Strap, lifting

Screw, hex. flange M8x1.25x25 Pin, locating (4)

Camshaft assembly

Shim, camshaft - blue (A.R.)

Shim, camshaft - red (A.R.)

Shim, camshaft - yellow (A.R.)

Shim, camshaft - green (KR.)

Shim, camshaft- gray (A.R.)

Shim, camshaft - black (A.R.)

Shim, camshaft - white (A.R.)

Shaft, balance

Piston w/Ring Set (Std.) (Includes 11,12)

Piston w/Ring Set (.08)

Piston w/Ring Set (.25)

Piston w/Ring Set (.50)

Retainer, piston pin (2)

Ring Set (Std.)

Ring Set (.25)

Ring Set (,50)

Connecting Rod (Std.)

Connecting Rod (.25)

Pin, governor regulating

Gear, governor

Washer, plain 6 mm

Shaft, governor gear

Plug, cup

Kit, governor cross shaft w/cUp (Includes 22)

Washer, pJain1/4"

Seal, governor cross shaft

Washer, plain 6 mm

Clip, hitch pin

NOTE: All component dimensions glvea in U.S. inches 1 inch = 28.4 mm

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Craftsman 917.273180 manual Crankcase Cyunder HEAD/VALVE/BREATHER