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TRACTOR - - MODEL NUMBER 917.274650
KOHLER ENGINE-MODEL NUMBER SV590, TYPE NUMBER 0002
HEADNALVE/BREATHER CRANKCASE
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 20 096 07-S Kit, valve cover (Includes 2) 1
2 20 041 13-S Gasket, valve cover
3 M-645020-S Screw, hex. flange M6xl.0x20 2 25 139 57-S.
(7) 3 20 032 01-S.
4 20 326 01-S Hose, breather 4 20 194 02-S
5 20 599 01-S Kit, rocker arm pivot (2) (In- 5 20 067 04-S
cludes 6) 6 20 874 01-S
6 20 086 04-S Screw, set (2) 7 20 108 01-S
7 20 186 01-S Arm, rocker (2) 8 20 018 04-S
8 20 086 03-S Screw, set - rocker pivot (2) 9 20 755 04-S
9 20 146 03-S Plate, push rod guide (2)
10 20 062 01-S Kit, retainer (2) (includes 6) 10 20 086 16-S
11 20 173 01-S Cap, valve spring (2) 11 20 423 02-S
12 20 089 03-S Spring, valve (2) 12 12 154 05-S
13 20 086 02-S Screw, hex. flange M10x1.5x37 13 X-25-102-S
(6) 14 M-631015-S
14 12 468 05-S Washer, flat 1/2" 15 20 144 02-S
15 20 318 01-S Head, cylinder 16 20 393 02-S
16 20 016 01-S Valve, exhaust
17 20 017 01-S Valve, intake 17 20 112 02-S
18 20 841 01-S Kit, cylinder head gasket repair 18 20 086 13-S
(includes head mounting hard- 19 20 032 07-S
ware) 20 20 144 04-S
19 20 411 02-S Rod, push (2) 21 20 144 06-S
22 20 468 01-S
23 20 090 01-S
24 20 086 06-S
25 20 010 03-S
26 20 089 06-S
27 20 044 16-S
28 20 468 03-S
Crankcase (USE: Short Block 20
522 01)
Plug, sq. hd. pipe 3/8"
Seal, oil
Ball, check valve
Rod, connecting
Piston wiRing Set (includes 7,8)
Ring Set (94 mm)
Retainer, piston pin (2)
Kit, balance weight (includes
10,11)
Kit, screw/guide pin
Shoe, guide
Clip, hitch pin
Washer, plain
Washer, plain
Shaft, governor cross
Pump assembly, oil (Includes
17-20)
Spacer, oil pump screw (2)
Screw, oil pump (2)
Seal, oil pump outlet
Shaft center, cam - Intake
Shaft center, cam - Exhaust
(Includes 22)
Washer, thrust
Lever assembly, cam (2) (In-
cludes 24)
Screw, shoulder
Gear assembly, cam (Includes
26-28)
Spring, ACR
Weight, ACR
Washer, thrust - ACR (2)
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
49
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