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12D100
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
3399−7 Assemblies include all parts shown in frames. 06/17/2008
7
1 699510 Cylinder Assembly
2 399269 Kit−Bushing/Seal
(Magneto Side)
3 K299819S Seal−Oil
(Magneto Side)
5 699486 Head−Cylinder
7 K∅698210 Gasket−Cylinder Head
11B 695745 Tube−Breather
12 K699485 Gasket−Crankcase
13 699482 Screw
(Cylinder Head)
15 691686 Plug−Oil Drain
15B 695757 Plug−Oil Drain
16 699445 Crankshaft
−−−−−−− Note −−−−−
699449 Crankshaft
Used on Type No(s).
0111.
699454 Crankshaft
Used on Type No(s).
0940.
18 699804 Cover−Crankcase
18B 699677 Cover−Crankcase
20 K692550 Seal−Oil
(PTO Side)
20A K691952 Seal−Oil
(PTO Side)
(Auxiliary Drive)
21 281658S Cap−Oil Fill
22 699478 Screw
(Crankcase Cover/
Sump)
23 699516 Flywheel
24 222698S Key−Flywheel
25 791968 Piston Assembly
(Standard)
−−−−−−− Note −−−−−
791326 Piston
Assembly
(.020” Oversize)
26 791969 Ring Set
(Standard)
(Used After Code Date
05060600).
−−−−−−− Note −−−−−
499631 Ring Set
(Standard)
(Used Before Code
Date 05060700).
791324 Ring Set
(.020” Oversize)
(Used After Code Date
05060600).
692786 Ring Set
(.020” Oversize)
(Used Before Code
Date 05060700).
27 691866 Lock−Piston Pin
28 499423 Pin−Piston
29 690124 Rod−Connecting
30 791584 Dipper−Connecting
Rod
32 691664 Screw
(Connecting Rod)
32A 695759 Screw
(Connecting Rod)
33 499642 Valve−Exhaust
34 499641 Valve−Intake
35 691304 Spring−Valve
(Intake)
36 691304 Spring−Valve
(Exhaust)
37 699661 Guard−Flywheel
40 692194 Retainer−Valve
45 690977 Tappet−Valve
46 693404 Camshaft
46A 695285 Camshaft
51
KzD∅692555 Gasket−Intake
55A 696710 Housing−Rewind
Starter
58 693389 Rope−Starter
(Cut To Required
Length)
60B 699334 Grip−Starter Rope
65 699228 Screw
(Rewind Starter)
65A 699851 Screw
(Rewind Starter)
78 699205 Screw
(Flywheel Guard)
95 691636 Screw
(Throttle Valve)
97 690024 Shaft−Throttle
98 398185 Kit−Idle Speed
104 D691242 Pin−Float Hinge
108 695807 Valve−Choke
109C 791954 Shaft−Choke
109B 695729 Shaft−Choke
117 690048 Jet−Main
(Standard)
118 498977 Jet−Main
(High Altitude)
121 792006 Kit−Carburetor
Overhaul
122 D693749 Spacer−Carburetor
125A 794587 Carburetor
127 D694468 Plug−Welch
127A D691739 Plug−Welch
130 691181 Valve−Throttle
133 398187 Float−Carburetor
134 D
398188 Kit−Needle/Seat
137 D
z693981 Gasket−Float Bowl
146 690979 Key−Timing
155 698214 Plate−Cylinder Head
186 692317 Connector−Hose
187 791766 Line−Fuel
(Cut to Required
Length)
187A 791867 Line−Fuel
(Molded)
187B 791874 Line−Fuel
(Molded)
K Included in Engine Gasket Set−Ref. No.358.
D Included in Carburetor Overhaul Kit−Ref. No. 121.
z Included in Carburetor Gasket Set−Ref. No. 977.
∅ Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION