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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
2
12-755-94-S
Kit, cylinder head (Includes
2
3-17, Gaskets 12 041 01-S
(Qty. 2), 12 041 02-S, & 12
3
12-445-02-S
041 03-S)
4
M-839025-S
3
12-411-03-S
Rod, push (2)
4
12-041-10-S
Gasket, cylinder head
5
24-380-13-S
5
12-017-01-S
Valve, intake (Std.)
6
12-755-49-S
12-017-02-S
Valve, intake (.25)
7
12-089-31-S
6
12-016-01-S
Valve, exhaust (Std.)
8
12-422-08-S
12-016-02-S
Valve, exhaust (.25)
12-422-09-S
7
25-139-60-S
Plug, allen hd. pipe 1/8"
12-422-10-S
8
12-318-36-S
Cylinder Head
9
25-186-01-S
Arm, rocker (2)
12-422-11-S
10
12-599-03-S
Pivot, rocker arm (2)
12-422-12-S
11
M-640034-S
Screw, hex. flange
12-422-13-S
M6xL0x34 (2)
12-422-07-S
12
12-089-01-S
Spring, valve (2)
9
12-144-28-S
13
12-173-01-S
Cap, valve spring (2)
10
12-874-07-S
14
12-755-03-S
Kit, retainer (2)
15
12-468-05-S
Washer, plain 13/32"
12-874-11-S
16
12-112-13-S
Spacer, head bolt exhaust
12-874-08-S
port
12-874-09-S
17
12-086-15-S
Screw, hex. flange
11
12 018 02-S
M10x1.5x81 (5)
12
12-108-07-S
18
25-237-14-S
Clamp, hose (2)
12-108-08-S
19
12-326-03-S
Hose, breather
12-108-09-S
20
M-645020-S
Screw, hex. flange
13
12-067-11-S
M6x1.0x20 (5)
12-067-06-S
21
12-096-07-S
Cover, valve w/nipple
14
12-380-01-S
22
M-545010-S
Screw, hex. flange
15
12-043-05-S
M5x0.8xl 0
16
M-631005-S
23
12-018-01-S
Retainer, breather reed
17
12-144-02-S
24
12-402-02-S
Reed, breather
18
52-139-09-S
19
12-755-64-S
20
X-25-102-S
21
12-032-01-S
22
M-631015-S
23
12-154-05-S
Seal, crankshaft
Block, cylinder (Use Short
Block 12 522 49)
Strap, lifting
Screw, hex. flange
M8x1.25x25
Dowel, locating (4)
Kit, camshaft (Includes 7,8)
Spring, actuating
Shim, camshaft (A.R.) blue
Shim, camshaft (A.R.) red
Shim, camshaft (A.R.) yel
low
Shim, camshaft (A.R.) green
Shim, camshaft (A.R.) gray
Shim, camshaft (A.R.) black
Shim, camshaft (A.R.) white
Shaft, balance
Piston wiRing Set (Std.)
(Includes 11,12)
Piston wiRing Set (.08)
Piston wiRing Set (.25)
Piston wiRing 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, gov. cross shaft w/clip
(Includes 23)
Washer, plain 1/4"
Seal, governor cross shaft
Washer, plain 6 mm
Clip, hitch pin
NOTE: All component dimensions given in U.S.
inches 1 inch = 25.4 mm
51
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