Briggs & Stratton 12J800 Series, Illustrated Parts List

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12J800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0991 − 10 Assemblies include all parts shown in frames. 11/30/2007
10
20 K 399781S Seal − Oil
(PTO Side)
20A K 691952 Seal − Oil
(PTO Side)
(Auxiliary PTO)
22 691092 Screw
(Crankcase Cover/
Sump)
23A 691987 Flywheel
−−−−−−− Note −−−−−
691992 Flywheel
Used on Type No(s).
0826, 0873, 0874,
1552, 1567, 1753,
1925, 1931, 1934,
1973, 1974, 2805,
2905, 2935, 4961.
696291 Flywheel
Used on Type No(s).
2327, 2328, 2329.
24 222698S Key − Flywheel
25 795429 Piston Assembly
(Standard)
(Used After Code Date
07090300).
−−−−−−− Note −−−−−
791096 Piston
Assembly
(Used After Code Date
04031400 and Before
Code Date 07090400).
494058 Piston
Assembly
(Standard)
(Used Before Code
Date 97011300).
795430 Piston
Assembly
(.020” Oversize)
(Used After Code Date
07090300).
791325 Piston
Assembly
(.020” Oversize)
(Used After Code Date
04102100 and Before
Code Date 07040400).
494060 Piston
Assembly
(.020” Oversize)
(Used Before Code
Date 97011300).
26 795431 Ring Set
(Standard)
(Used After Code Date
07090300).
−−−−−−− Note −−−−−
791098 Ring Set
(Standard)
(Used After Code Date
04031400 and Before
Code Date 07090400).
499425 Ring Set
(Standard)
(Used After Code Date
97011200 and Before
Code Date 04031500).
493261 Ring Set
(Standard)
(Used Before Code
Date 97011300).
795432 Ring Set
(.020” Oversize)
(Used After Code Date
07090300).
791324 Ring Set
(.020” Oversize)
(Used After Code Date
04102100 and Before
Code Date 07090400).
499427 Ring Set
(.020” Oversize)
(Used After Code Date
97011200 and Before
Code Date 04102200).
493389 Ring Set
(.020” Oversize)
(Used Before Code
Date 97011300).
493390 Ring Set
(.030” Oversize)
(Used Before Code
Date 97011300).
27 691866 Lock − Piston Pin
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
691588 Lock − Piston
Pin
(Used Before Code
Date 97011300).
28 499423 Pin − Piston
(Standard)
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
298909 Pin − Piston
(Standard)
(Used Before Code
Date 97011300).
298908 Pin − Piston
(.005” Oversize)
(Used Before Code
Date 97011300).
29 499424 Rod − Connecting
(Standard)
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
490566 Rod −
Connecting
(Standard)
(Used Before Code
Date 97011300).
32 691664 Screw
(Connecting Rod)
32A 695759 Screw
(Connecting Rod)
(Used After Code Date
00042200).
33 262651S Valve − Exhaust
34 262652S Valve − Intake
35 691270 Spring − Valve
(Intake)
36 691270 Spring − Valve
(Exhaust)
37 694086 Guard − Flywheel
40 692194 Retainer − Valve
43 691997 Slinger − Governor/Oil
45 690548 Tappet − Valve
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