Craftsman 917.273135 Owner's Manual page 51

TRACTOR - - MODEL NUMBER 917.273135
KOHLER ENGINE-MODEL NUMBER CV490,TYPE NUMBER 27508
CYLINDER HEADAfALVEJBREATHER CRANKCASE
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO.
1 25-351-01-S Lifter, valve (2) 1
2 12-755-94-S Kit, cylinder head (Inc{udes 2
3-17, Gaskets 12 041 01-S
(Qty. 2), 12 041 02-S, & 12 3
041 03-S) 4
3 12-411-03-S Rod, push (2)
4 12-041-10-S Gasket, cylinder head 5
5 12-017-01-S Valve, intake (Std.) 6
12-017-02-S Valve, intake (.25) 7
6 12-016-01-S Valve, exhaust (Std.) 8
12-016-02-S Valve, exhaust (.25)
7 25-139-60-S Plug, alien hd. pipe 1/8"
8 12-318-36-S Cylinder Head
9 25-186-01-S Arm, rocker (2)
10 12-599-03-S Pivot, rocker arm (2)
11 M-640034-S Screw, hex. flange M6xL0x34
2) g
12 12-089-01-S Spring, valve (2) 10
13 12-173-01-S Cap, valve spring (2)
14 12-755-03-S Kit, retainer (2)
15 12-468-05-S Washer, plain 13/32"
16 12-112-13-S Spacer, head bolt exhaust
port 11
17 12-086-15-S Screw, hex.flange 12
M10xl.5x81 (5)
18 25-237-14-S Clamp, hose (2)
19 12-326-03-S Hose, breather 13
20 M-645020-S Screw, hex. flange
M6x1.0x20 (5) 14
21 12-096-07-S Cover, valve w/nipple 15
22 M-545010-S Screw, hex. flange 16
M5x0.Sx10 17
23 12-018-01-S Retainer. breather reed 18
24 12-402-02-S Reed, breather 19
DESCRIPTION
12-032-03-S
12-445-02-S
M-839025-S
24-380-13-S
12-755-49-S
12-089-31-S
12-422-08-S
12-422-09-S
12-422-10-S
12-422-11-S
12-422-12-S
12-422-13-S
12-422-07-S
12-144-28-S
12-874-07-S
12-874-11-S
12-874-08-S
12-874-09-S
12 018 02-S
12-108-07-S
12-108-08-S
12-108-09-S
12-067-11-S
12-067-06-S
12-380-01-S
12-043-05-S
M-631005-S
12-144-02-S
52-139-09-S
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 51 )
rap, {ifting
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.) 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/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, 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