Craftsman 917.272420 User Manual
Page 53
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TRACTOR--MODEL NUMBER 917.272420
KOHLER ENGINE-MODEL NUMBER CV492, TYPE NUMBER 27506
CYLINDER HEAD/VALVE/BREATHER
DESCRIPTION
KEY PART
NO.
NO.
1
25-351-01-S
2
12-755-94-S
3
12-411-03-S
4
12-041-10-S
5
12-017-01-8
12-017-02-S
6
12-016-01-S
12-016-02-S
7
25-139-60-S
8
12-318-36-S
9
25-186-01-S
10
12-599-03-S
11
M-640034-S
12
12-089-01-S
13
12-173-01-S
14
12-755-03-S
15
12-468-05-S
16
12-112-13-S
17
12-086-15-S
18
25-237-14-S
19
12-326-03-S
20
M-646020-S
21
12-096-07-S
22
M-545010-S
23
12-018-01-S
24
12-402-02-S
Lifter, valve (2)
Kit, cylinder head {Includes
3-17, Gaskets 12 041 01-S
(Qty. 2),12 041 02-S, & 12
041 03-S)
Rod, push (2)
Gasket, cylinder head
Valve, intake (Std.)
Valve, intake (.25)
Valve, exhaust (Std.)
Valve, exhaust (.25)
Plup, alien hd. pipe 1/8"
Cylinder Head
Arm, rocker (2)
Pivot, rocker arm (2)
Screw, hex. flange
M6xl.0x34 (2)
Spring, valve (2)
Cap, valve spring (2)
Kit, retainer ¡2)
Washer, plain 13/32"
Spacer, head bolt exhaust
port
Screw, hex. flange
M10x1.5x81 (5)
Clamp, hose (2)
Hose, breather
Screw, hex. flange
M6x 1.0x20 (5)
Cover, valve w/nipple
Screw, hex. flange
M5x0.8x10
Retainer, breather reed
Reed, breather
CRANKCASE
KEY PART
NO. NO.
9
10
12-032-03-S
12-445-02-S
M-839025-S
24-380
12-755
12-089
12-422
12-422
12-422
12-422
12-422
12-422
12-422
12-144
12-874-
13-S
49-S
31-S
08- S
09- S
10- S
11- S
12- S
13- S
07-S
28-S
07-S
12-874-11-S
12-874-08-S
12-874-09-S
11
12 018 02-S
12
12-108-07-S
12-108-08-S
12-108-09-3
13
12-067-11-S
12-067-06-S
14
12-380-01-S
15
12-043-05-S
16
M-631005-S
17
12-144-02-S
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
DESCRIPTION
Seal, crankshaft
Block, cylinder(Use
Short Block 12 522 49)
Strap, lifting
Screw, hex. flange
M8x 1.25x25
Dowel, locating (4)
Kit, camshaft (Includes 7,8)
Spring, actuating
shim,
camshaft (A.R.) blue
Shim, camshaft (A.R.i red
Shim, camshaft (A.R.) yellow
Shim, camshaft (A.R.) green
Shim, camshaft (A.R.) gray
Shim, camshaft (A.R.) black
Shim, camshaft (A.R.) white
Shaft, balance
Piston w/Ring Set (Std.)
(Includes 11,12)
Piston w/Ring Set (.08)
Piston w/Ring Set (.25)
Piston w/Rfng 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
53