Briggs & Stratton 21A900 5069−11, Assemblies include all parts shown in frames, 02/07/2008

Models: 21A900

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21A900

REF.

PART

 

REF.

PART

 

REF.

PART

 

NO.

NO.

DESCRIPTION

NO.

NO.

DESCRIPTION

NO.

NO.

DESCRIPTION

1

697377

Cylinder Assembly

11

794683

Tube−Breather

23A

693555

Flywheel

2

399265

Kit−Bushing/Seal

 

 

(Used After Code Date

 

 

(Rewind Starter)

 

 

(Magneto Side)

 

 

07071800).

 

 

Used on Type No(s).

3 K391086S

Seal−Oil

 

 

−−−−−− Note −−−−−−

 

 

0117, 0134, 0139,

 

 

(Magneto Side)

 

 

697113 Tube−Breather

 

 

0141, 0142, 0149,

4

697106

Sump−Engine

 

 

(Used Before Code

 

 

0151, 0161, 0166,

 

 

(Used After Code Date

 

 

Date 07071900).

 

 

0168, 0170, 0171,

 

 

05100200).

12

K697110

Gasket−Crankcase

 

 

0184, 0188, 0190.

 

 

−−−−−− Note −−−−−−

 

 

−−−−−− Note −−−−−−

 

 

 

 

(.015” Thick)

 

 

 

 

795940 Sump−Engine

 

 

 

 

698283 Flywheel

 

 

 

 

(Standard)

 

 

 

 

(Used Before Code

 

 

 

 

(Rewind Starter)

 

 

13

690360

Screw

 

 

 

 

Date 05100200).

 

 

Used on Type No(s).

 

 

 

 

(Cylinder Head)

 

 

 

 

Must Use Kit 795940,

 

 

 

 

0127, 0134, 0136,

 

 

14

790560

Stud

 

 

 

 

Includes Sump And

 

 

0138, 0144.

 

 

 

 

(Cylinder Head)

 

 

 

 

Counterweight.

 

 

24

222698S

Key−Flywheel

 

 

15

690946

Plug−Oil Drain

4A

697188

Sump−Engine

25

792305

Piston Assembly

 

 

(3/8” Standard)

 

 

(Used After Code Date

 

 

 

 

(Standard)

 

 

16A

697390

Crankshaft

 

 

 

 

05100200).

 

 

−−−−−− Note −−−−−−

 

 

20

K791892

Seal−Oil

 

 

 

 

Used on Type No(s).

 

 

792728 Piston

 

 

 

 

(PTO Side)

 

 

 

 

0101, 0105, 0115,

 

 

 

 

Assembly

 

 

22

692125

Screw

 

 

 

 

0119, 0121, 0122,

 

 

(.020” Oversize)

 

 

0129, 0156, 0157,

 

 

(Crankcase

26

792306

Ring Set

 

 

0165, 0172, 0173,

 

 

Cover/Sump)

 

 

(Standard)

 

 

0176, 0178, 0179,

23

693556

Flywheel

 

 

−−−−−− Note −−−−−−

 

 

0180, 0186, 0187,

 

 

Used on Type No(s).

 

 

792643 Ring Set

 

 

0188, 0189, 0190,

 

 

0115, 0137, 0157,

 

 

(.020” Oversize)

 

 

0191, 0192, 0195,

 

 

0192.

27

698469

Lock−Piston Pin

 

 

0197, 0198, 0199.

 

 

−−−−−− Note −−−−−−

 

 

(Used After Code Date

 

 

−−−−−− Note −−−−−−

 

 

693557 Flywheel

 

 

02100300).

 

 

795957 Sump−Engine

 

 

Used on Type No(s).

 

 

−−−−−− Note −−−−−−

 

 

(Used Before Code

 

 

0145, 0147, 0150,

 

 

698138 Lock−Piston

 

 

Date 05100200).

 

 

0159, 0176, 0191.

 

 

Pin

 

 

Used on Type No(s).

 

 

698281 Flywheel

 

 

(Used Before Code

 

 

0101, 0105, 0115,

 

 

Used on Type No(s).

28

697099

Date 02100400).

 

 

0119, 0121, 0122,

 

 

0101, 0104, 0105,

Pin−Piston

 

 

0129, 0156, 0157,

 

 

29

791633

Rod−Connecting

 

 

 

 

0119, 0120, 0121,

 

 

0165, 0172, 0173,

 

 

 

 

(Standard)

 

 

 

 

0122, 0123, 0124,

 

 

 

 

0176, 0178, 0179,

 

 

 

 

−−−−−− Note −−−−−−

 

 

 

 

0125, 0128, 0129,

 

 

 

 

0180, 0186, 0187,

 

 

 

 

697262 Rod−

 

 

 

 

0131, 0140, 0143,

 

 

 

 

0188, 0189, 0190,

 

 

 

 

Connecting

 

 

 

 

0152, 0153, 0155,

 

 

 

 

0191, 0192, 0195,

 

 

 

 

(.020” Undersize)

 

 

 

 

0158, 0162, 0164,

 

 

 

 

0197, 0198, 0199.

 

 

 

 

(Used Before Code

 

 

 

 

0169, 0172, 0173,

 

 

 

 

Must Use Kit 795957,

 

 

 

 

Date 05040400).

 

 

 

 

0178, 0183, 0185,

 

 

 

 

Includes Sump And

 

 

32

791118

Screw

 

 

 

 

0186, 0187.

 

 

Counterweight.

 

 

 

 

(Connecting Rod)

 

 

 

 

698282 Flywheel

 

 

5

792964

Head−Cylinder

 

 

33

695760

Valve−Exhaust

 

 

Used on Type No(s).

7KΔ273280S

Gasket−Cylinder Head

 

 

34

695761

Valve−Intake

9

K697109

Gasket−Breather

 

 

0113, 0133, 0154,

35

691279

Spring−Valve

 

 

(Used Before Code

 

 

0156, 0165, 0167,

 

 

(Intake)

 

 

Date 07071900).

 

 

0179, 0180, 0189,

 

 

 

 

 

(After Date Code Use

 

 

0195, 0197, 0198,

 

 

 

 

 

Liquid Sealant

 

 

0199.

 

 

 

 

 

Reference 850)

 

 

790924 Flywheel

 

 

 

10

697157

Screw

 

 

Used on Type No(s).

 

 

 

 

 

(Breather Assembly)

 

 

0113, 0156, 0167.

 

 

 

 

 

 

 

 

 

 

 

 

KIncluded in Engine Gasket Set−Ref. No. 358.

DIncluded in Carburetor Overhaul Kit−Ref. No. 121 or 121A.

zIncluded 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.

5069−11

Assemblies include all parts shown in frames.

02/07/2008

11

Page 11
Image 11
Briggs & Stratton 21A900 service manual 5069−11, Assemblies include all parts shown in frames, 02/07/2008