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TRACTOR-- MODEL NUMBER 917.272054
KOHLERENGINE-MODELNUMBERCV16.5,TYPE NUMBER43530
CYLINDER HEAD/VALVE/BREATHER CRANKCASE
KEY pART KEY PART
NO. NO. DESCRIPTION NO, NO. DESCRIPTION
1 25-351-01-S Lifter, vane (2) 1 12-032-03-S Seal, crankshaft
Kit, cylinder head Includes
2 12-755-fl%S 3-17, Gaskets 12(In_)4 2 BlOCk, cylinder
1-01-S (Use Short BlOCk 12 52218
(Qty. 2),12-041-O2-S, & 12- 3 12-445-02-S S rap, ifUng
041-03-S) 4 M-839025-S screw, hex. flange
3 12-411-01-S Rod, pt._h (2) MSx1.25x25
4 12-041-10-S Gasket, cylinder head 5 24-3B0-13-S Dowel locating (4)
5 12-017-01-S Valve, intake (Std.) 6 12-755-49-S Kit, camshaft (Includes 7, 8)
12-017-02-S Valve, intake (.25) 7 12-089-31-S Spdng, actuatinglA /
6 12-016-01-S Valve, exhaust (Std.) 5 12-422-08-S Shim, camshaft A.R. blue
12-016-02-S Valve, exhaust (.25) 12-.422-09-S Shim, camshaft .R. red
7 25-139-60-S Plug, allen hal. pipe 1/8" 12-422-10-S Shim, camshaft (A.R.)
8 12-318-19-S Cylinder Head yellow
9 25-186-01-S Arm, rocker(2) 12-422-11-S Shim, camshaft (A.R.) green
10 12-599-03-S Pivot, rocker arm (2) 12-422.12-S Shim, camshaft A.R.) gray
11 M-640034-S Screw, hex. flange 12-422-13-S Shim, camshaft (A,R.) black
M6xl.Ox34 (2) 12-422-07-S Shim, camshaft ()A.R. white
12 12-089-01-S Spdng, valve (2) 9 12-144-27-S Shaft, balance
13 12-173-01-S Cap, valve spdng (2) 10 12-874-07-S Piston w/Ring Set (Std)
14 12-755-03-S Kit, retainer (2) (Includes 11, 12)
15 12-468-05-S Washer, plain 13132" 12-874-11-S Piston w/Ring Set (.08
16 12-112-13-S Spacer, head bolt exhaust 12-874-08_._ platon w/Ring Set (.25)
port 12-874-09-S piston w/Ring Set ().50
17 12-086-15-S Screw, hex. flange 11 12-018-02-S Retainer, piston pin (2)
M1OxL5x81 (5) 12 12-108-07-S Ring Set (Std.}
18 25-237-14-S Clamp, hose (2) 12-108-08-S Ring Set (.25)
19 12-326-03-S Hose, breather
20 M-645020-S Screw, hex. flange 12-108-09-S Ring Set (.50)
M6xl.Ox20 (5) 13 12-067-05-S Conneodng Rod (Std.)
21 12_396-07-S Cover, valve w/ntpple 12-067-06-S Connecting Rod (.25)
22 M-545010-S Screw, hex. flange 14 12-380-01-S Pin, governor regulating
M5x0.8xlO 15 12-043-05-S Gear, governor
23 12-018-01-S Retainer, breather reed
24 12-402-02-S Reed, breather 16 M-631005-S Washer, plain 6 mm
NOT ILLUSTRATED 17 12-144-02-S Shaft, governor gear
12-041-01-S Gasket, carburetor (2) 18 52-139-09-S Plug, cup
12-041-03-S Gasket, exhaust manifold 19 12-755-64-S Kit, gov. cross shaft w/cUp
12-041-02-S Gasket, air filter base (includes 23)
20 X-25-102-S Washer, plain 1/4"
21 12-032-01-S Seal, governor cross shaft
22 M-631015-S Washer, plain 6 mm
23 12-154-05-S Clip, hitch pin
NOTE: AllcomponentdimensionsgivenIn U.S
Inches I Inch= 26.4 mm
49