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31N800
REF.
PART
NO.
NO.
DESCRIPTION
1
793987 Cylinder Assembly
2
399265 Kit−Bushing/Seal
(Magneto Side)
3 K391086s Seal−Oil
(Magneto Side)
4
697106 Sump−Engine
5
793989 Head−Cylinder
7 KΔ699168 Gasket−Cylinder Head
9 K697109 Gasket−Breather
(Used Before Code
Date 07072400).
10
697157 Screw
(Breather Assembly)
11
794683 Tube−Breather
(Used After Code Date
07071800).
−−−−−− Note −−−−−−
697113 Tube−Breather
(Used Before Code
Date 07071900).
12
K697110 Gasket−Crankcase
(.015"Thick)(Standard)
13
793988 Screw
(Cylinder Head)
(Used After Code Date
07011400).
−−−−−− Note −−−−−−
690360 Screw
(Cylinder Head)
(Used Before Code
Date 07011500).
(Cylinder Head)
15
690946 Plug−Oil Drain
(Square Head)
16
697127 Crankshaft
20 K791892 Seal−Oil
(PTO Side)
22
692125 Screw
(Crankcase
Cover/Sump)
23
693556 Flywheel
24 222698s Key−Flywheel
25
791937 Piston Assembly
(Standard)
−−−−−− Note −−−−−−
793019 Piston
Assembly
(.020 Oversize)
26
791936 Ring Set
(Standard)
−−−−−− Note −−−−−−
792649 Ring Set
(.020 Oversize)
27
698469 Lock−Piston Pin
28
697099 Pin−Piston
(Standard)
K Included in Engine Gasket Set−Ref. No.358.
D Included in Carburetor Overhaul Kit−Ref. No. 121A.
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
3593−8
REF.
PART
NO.
NO.
DESCRIPTION
29
791631 Rod−Connecting
(Standard)
33
791934 Valve−Exhaust
34
791935 Valve−Intake
35
691279 Spring−Valve
(Intake)
36
691279 Spring−Valve
(Exhaust)
37
697352 Guard−Flywheel
42
499586 Keeper−Valve
43
691968 Slinger−Governor/Oil
45
690564 Tappet−Valve
46
793880 Camshaft
50
690193 Manifold−Intake
51KΔD692137 Gasket−Intake
53
690227 Stud
(Carburetor)
54
691148 Screw
(Intake Manifold)
73
Screen−Rotating
(Service With Flywheel
Fan 794436)
(Used Before Code
Date 07040900).
73A
794437 Screen−Rotating
(Used After Code Date
07040800).
74
697897 Screw
(Rotating Screen)
(Used Before Code
Date 07040900).
78
691003 Screw
(Flywheel Guard)
94A
695425 Kit−Idle Mixture
95A D690718 Screw
(Throttle Valve)
98A
695408 Kit−Idle Speed
104A D694918 Pin−Float Hinge
105A D696136 Valve−Float Needle
108B
695419 Valve−Choke
117A
699732 Jet−Main
(Standard)
118A
843099 Jet−Main
(High Altitude)
121A
792369 Kit−Carburetor
Overhaul
(Nikki Carburetor)
125A
792171 Carburetor
(Nikki Carburetor)
Assemblies include all parts shown in frames.
8
REF.
PART
NO.
NO.
127A D690727 Plug−Welch
130A
699500 Valve−Throttle
131A
699501 Kit−Throttle Shaft
133A
694914 Float−Carburetor
135
792022 Tube−Fuel Transfer
137A D698781 Gasket−Float Bowl
141B
698778 Kit−Choke Shaft
146
691639 Key−Timing
187B
791805 Line−Fuel
188
691693 Screw
192
691986 Adjuster−Rocker Arm
202
691841 Link−Mechanical
209
692208 Spring−Governor
216
691840 Link−Choke
222
694042 Bracket−Control
227
691374 Lever−Governor
232
691842 Spring−Governor Link
238
691843 Cap−Valve
240A
691035 Filter−Fuel
265
691024 Clamp−Casing
267
792629 Screw
268
691025 Casing−Control Wire
269
691026 Wire−Control
270
691027 Nut
271
691028 Lever−Control
276A
695410 Washer−Sealing
304
790929 Housing−Blower
305
697102 Screw
305A
793376 Screw
Δ Included in Valve Gasket Set−Ref. No 1095.
DESCRIPTION
(Formed)(10−1/4
Inches Long)(Cut to
Required Length)
(Control Bracket)
Governor
Control
(Includes Paper
Element With A 40
Micron Rating)
(Casing Clamp)
(Cut To Required
Length)
(Cut To Required
Length)
(Control Wire Casing)
(Red)
(Blower Housing)
(Blower Housing)(Lift
Screw)
10/30/2007
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