Craftsman 917.272074 Owner's Manual page 49

TRACTOR -- MODEL NUMBER 917.272074
KOHLER ENGINE-MODEL NUMBER CV490, TYPE NUMBER 27508
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
M6xl.0x34 (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
M10xl.5x81 (5) 12 12-108-07-S
18 25-237-14-S Clamp, hose (2) 12-108-08-S
t9 12-326-03-S Hose, breather 12-108-09-S
20 M-645020-S Screw, hex. flange 13 12-067-11-S
M6xl.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
M5x0.8xl0 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 51)
Strap, lifting
Screw, hex. flange
M8xl.25x25
Dowel, locating (4)
Kit, camshaft .llncludes 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 wiRing Set (Std.)
_ncludes 11,12)
iston wiring Set (.08)
Piston wiRing 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 114=
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
49