Briggs & Stratton 21A900 - Manual (Page 12)

REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION
21A900
K Included in Engine Gasket Set−Ref. No. 358.
D Included in Carburetor Overhaul Kit−Ref. No. 121 or 121A.
z
Included in Carburetor Gasket Set−Ref. No. 977 or 977A.
Δ Included in Valve Gasket Set−Ref. No. 1095.
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
5069−12 Assemblies include all parts shown in frames. 02/07/2008
12
36 691279 Spring−Valve
(Exhaust)
37 697352 Guard−Flywheel
37A 697626 Guard−Flywheel
(Electric Start)
Used on Type No(s).
0117, 0127, 0134,
0136, 0138, 0139,
0141, 0142, 0144,
0149, 0151, 0161,
0166, 0168, 0170,
0171, 0176, 0184,
0188, 0190.
42 499586 Keeper−Valve
43 691968 Slinger−Governor/Oil
45 690564 Tappet−Valve
46 793880 Camshaft
50 697361 Manifold−Intake
51KD
z
Δ692137 Gasket−Intake
53 690227 Stud
(Carburetor)
54 691148 Screw
(Intake Manifold)
55 695130 Housing−Rewind
Starter
56 695129 Pulley−Starter
57 695131 Spring−Rewind Starter
58 695132 Rope−Starter
60 494212 Grip−Starter Rope
65 690759 Screw
(Rewind Starter)
(Used After Code Date
07040800).
−−−−−− Note −−−−−−
697725 Screw
(Rewind Starter)
(Used Before Code
Date 07040900).
73 Screen−Rotating
(Service With Flywheel
Fan 794440)
(Used Before Code
Date 07040900).
73A 794437 Screen−Rotating
(Used After Code Date
07040800).
74 697897 Screw
(Rotating Screen)
(Used Before Code
Date 07040900).
75 690582 Washer
(Flywheel)
75 690582 Washer
(Flywheel)
78 691003 Screw
(Flywheel Guard)
78A 690364 Screw
(Flywheel
Guard)(Electric Start)
81 691178 Lock−Muffler Screw
93 D690602 Bushing−Throttle Shaft
94 498030 Kit−Idle Mixture
(Walbro)
94A 695425 Kit−Idle Mixture
(Nikki)
95 D691636 Screw
(Throttle Valve)
(Walbro)
95A D690718 Screw
(Throttle Valve)(Nikki)
98 495800 Kit−Idle Speed
(Walbro)
98A 695408 Kit−Idle Speed
(Nikki)
104 D690525 Pin−Float Hinge
(Walbro)
104A D694918 Pin−Float Hinge
(Nikki)
105 D231855S Valve−Float Needle
(Walbro)
105A D696136 Valve−Float Needle
(Nikki)
106 D690577 Seat−Inlet
(Walbro)(Gravity Feed)
−−−−−− Note −−−−−−
D691780 Seat−Inlet
(Walbro)(Pump Feed)
108 691227 Valve−Choke
(Walbro)
108A 698773 Valve−Choke
(Nikki)
117 699897 Jet−Main
(Standard)
(Used Before Code
Date 07122600).
−−−−−− Note −−−−−−
794258 Jet Main
(Standard)
(Used After Code Date
07122500).
118 699898 Jet−Main
(High Altitude)
(Used Before Code
Date 07122600).
−−−−−− Note −−−−−−
791405 Jet Main
(High Altitude)
(Used After Code Date
07122500).
121 790031 Kit−Carburetor
Overhaul
(Walbro)
121A 698787 Kit−Carburetor
Overhaul
(Nikki)
125 790021 Carburetor
(Walbro)
(Used Before Code
Date 06121900).
Used on Type No(s).
0142, 0166.
125A 791266 Carburetor
(Nikki)
(Used Before Code
Date 07122600).
−−−−−− Note −−−−−−
794653 Carburetor
(Nikki)
(Used After Code Date
07122500).
125B 794215 Carburetor
(Nikki)
(Used Before Code
Date 07122600).
−−−−−− Note −−−−−−
794653 Carburetor
(Nikki)
(Used After Code Date
07122500).
127 D694524 Plug−Welch
127A D690727 Plug−Welch
(Nikki)
130 790024 Valve−Throttle
(Walbro)
130A 698774 Valve−Throttle
(Nikki)
131 790901 Kit−Throttle Shaft
(Walbro)
131A 698776 Kit−Throttle Shaft
(Nikki)
133 494381 Float−Carburetor
(Walbro)
133A 694914 Float−Carburetor
(Nikki)
135A 698780 Tube−Fuel Transfer
(Nikki)
(Used Before Code
Date 07122600).
−−−−−− Note −−−−−−
792022 Tube−Fuel
Transfer
(Nikki)
(Used After Code Date
07122500).