4-CYCLE ENGINE
MODEL NUMBER 143.956000
REF
PART
NO.
NO.
1
36146
2
27652
6
36059
7
36005A
9
590568
10
36002
11
36003
12
36001
14
28277
15
36006
16
36008
17
31335
18
650548
19
36103
20
36010
25
3601't
26
650802
30
36111
40
36073
36074
36075
41
36070
36071
36072
42
36076
36077
36078
43
20381
45
36023A
46
32610A
48
36030
50
36031
52
29914
69
36032A
70
36033A
72
30572
73
28833
75
36010
80
30574A
81
30590A
82
30591
83
36057
85
36034
86
650924
89
611154
90
611155
91
611156
92
650815
93
650816
100
34443A
101
610118
103
650814
1!0
36054
t19
36119
120
36120
t25
36471
36472
126
29314B
29315C
130
135
150
151
602tA
35395
31672
31673
REF PART
DESCRIPTION
NO. NO.
Cylinder (includes 2, 10, 20 & 125)
169 27234A
Dowel Pin
172 32755
Breather Element
174 30200
* Breather Cover & Gasket
177 650925
Screw #10-24 x 3/4
186 36009
Breather Valve Body
187 36035
Check Valve
190 36013
Breather Tube
19!
36122
Flat Washer
192 36016
Governor Rod, Machined
193 36015
Governor Lever
194 36014
Governor Lever Clamp
195 610973
Screw #8-32 x 5/16
198 36017
Governor Spring
199 36018
Oil Seal
202 36482
Blower Housing Baffle Assembly
203 36482
(Includes Reference Number 195)
204 650549
Screw 1/4-20 x 5/8
205 650777
Crankshaft
215 36051
Piston, Pin, Ring Set, Standard
239 36048
Piston, Pin, Ring Set, ..010 Oversize
240 36044A
Piston, Pin, Ring Set, +020Oversize
Piston & Pin Assembly, Standard
243 650899
Piston & Pin Assembly, .010 Over
245 36046
Piston & Pin Assembly, +020Over
250 36154
(Assemblies include ReL #43)
251 650928
Ring Set, Standard
255 36110
Ring Set, .010 Oversize
256 650983
Ring Set, ..020 Oversize
260 36153
Piston Pin Retaining Ring
261 650737
Connecting Rod Assy+ (Includes 46)
262 650929
Connecting Rod Bolt
263A
36156
Valve Lifter
275 36107
Camshaft (MCR)
276 36043
Oil Pump Assembly
277 650927
* Mounting Flange Gasket
285 34449A
Mounting Flange (Includes #72-85)
287 650926
Oil Drain Plug
290 34357
Drain Plug Gasket
292 26460
Oil Seal
299 650900
Governor Shaft
300 36066
Washer
301 35355
Governor Gear Assy+.(Includes 8+1)
305 36063
Governor Spool
307 35499
Idler Gear
308 36040
Screw 1/4-20 x 1-9/16
310 36064
Flywheel Key
346A
28763
Flywheel
347
650898
Flywheel Fan
350
36045
Belleville Washer
370A
36261
Flywheel Nut
370B
36155
Solid State Ignition
380 632671
Spark Plug Cover
390 590702
Screw, Torx T-15 #10-24 x 1
400 36121A
Ground Wire
416 36085
* Cylinder Head Gasket
Cylinder Head
417 650760
Exhaust Valve, Standard
Exhaust Valve, 1/32" Oversize
Intake Valve, Standard
Intake Valve, 1/32" Oversize (All
Valves Include Reference #151)
Screw 5/I6-18 x 1+1/2
Resistor Spark Plug (RJ19LM)
Valve Spring
Lower Valve Spring Cap
DESCRIPTION
* Valve Spring Box Gasket
Valve Spring Box Cover
Screw #10-24 x 9/16
Carburetor Mounting Stud
Governor Link
* Carburetor Mounting Spacer
Brake Lever Assembly
Brake Control Lever
Brake Control Lever Link
Brake Spring
Retaining Ring
Terminal Assembly
Brake Control Lever Spring
Brake Lever Bushing
Compression Spring
Compression Spring
Screw #5-40 x 7t16
Screw #6-32 x 21/32
Control Knob
* Carburetor to Air Cleaner Gasket
Air Cleaner Body (Includes
Reference #239, 299 and 350)
Screw #10-32 x 2-3/32
Air Cleaner Filter
Air Cleaner Cover
Lock Nut 1/4+20
Control Plate
Screw #8-32 x 21/64
Blower Housing
Screw t/4+20 x 1/2
Screw 1/4+20 x 11/16
Starter Grill
Muffler
Locking Plate
Screw 5/6-18 x 2-11/32
Starter Cup
Screw #8-32 x 21/64
Fuel Line
Fuel Line Clamp
"U" Type Nut Clip
Fuel Tank (Includes Ref. #30i)
Fuel Cap Assembly
Oil Fill Tube
"O" Ring
Fill Tube Clip
Dipstick
Screw #10-32 x 35/64
Screw #10-32 x 27/64
Primer
Lubrication Decal
Control Decal
Carburetor (Includes #187 and 239)
Rewind Starter
Gasket Set (Incl. Al! Items Marked*)
Spark Arrestor Kit (includes
Reference Number 417) (Optional)
Screw #8-32 x 3/8 (Optional)
RPM Settings:
Low: 2450-2750, High: 2900+3200
NOTE: This engine could have been built with 590637
Starter+ Refer to design of air intake louvers for part
identification+Individual starter parts do not interchange,
NOTE: All component dimensions given in UoS. inches
1 inch = 25+4 mm
25