Briggs & Stratton 12H800 Series Setup guide

in any form or by any means, electronic or mechanical, including photocopying,

recording or by any information storage and retrieval system, without permission

in writing from Briggs & Stratton Corporation.

PRINTED IN U.S.A.

FORM MS−0990−07/01/2008

REPLACES FORM MS−0990−05/08/2008

FILE IN SECT. 2 OF SERVICE MANUAL

12H800

Illustrated Parts List

Model Series

12H800

TYPE NUMBERS

0652 through 6699.

TABLE OF CONTENTS

Alternator 7. . . . . . . . . . . . . . . . . . . . . . . . . .

Air Cleaner 4. . . . . . . . . . . . . . . . . . . . . . . . .

Blower Housing/Shrouds 6. . . . . . . . . . . .

Camshaft 2. . . . . . . . . . . . . . . . . . . . . . . . . . .

Carburetor 3. . . . . . . . . . . . . . . . . . . . . . . . .

Controls 5. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Crankshaft 2. . . . . . . . . . . . . . . . . . . . . . . . .

Cylinder 2. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Electric Starter 7. . . . . . . . . . . . . . . . . . . . . .

Electrical 7. . . . . . . . . . . . . . . . . . . . . . . . . . .

Engine Sump 2. . . . . . . . . . . . . . . . . . . . . . .

Exhaust System 4. . . . . . . . . . . . . . . . . . . .

Flywheel 7. . . . . . . . . . . . . . . . . . . . . . . . . . .

Flywheel Brake 7. . . . . . . . . . . . . . . . . . . . .

Fuel Supply 5. . . . . . . . . . . . . . . . . . . . . . . .

Governor Spring 5. . . . . . . . . . . . . . . . . . . .

Ignition 7. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Kits/Gaskets 2 & 3. . . . . . . . . . . . . . . . . . . . . . . .

Lubrication 2. . . . . . . . . . . . . . . . . . . . . . . .

Piston Group 2. . . . . . . . . . . . . . . . . . . . . . .

Rewind Starter 7. . . . . . . . . . . . . . . . . . . . . .

Valves 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

12H800

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

0990−2Assemblies include all parts shown in frames. 07/01/2008

128

718

307

306

383

635

337

13 5

15A

20A

1102

847

523

287

524

525

842

883

1095 VALVE GASKET SET

40 45

358 ENGINE GASKET SET

883

842

617

524

163

20A

585

668

32A

743

101

721

715

146

741

374

46A

374

870

869

871

306A

635A

684

585

584

868

1019 LABEL KIT

1330 REPAIR MANUAL

1058 OPERATOR’S MANUAL

1319 WARNING LABEL

REQUIRED when replacing parts

with warning labels affixed.

12H800

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

0990−3Assemblies include all parts shown in frames. 07/01/2008

130

94 134

217

121 CARBURETOR OVERHAUL KIT

977 CARBURETOR GASKET SET

163

137 276

104

127

137

163

633

617

633A

276

617

633

633A

118

975

133

134

125

PRIMER SYSTEM

617

130

633

127

163

276

137

104

365

276

276 117

975

133

134

617

633

163

276

137

104

365

276

CHOKE SYSTEM

108

692

633A

125A

109A

127

118A

117A

AUTOCHOKE SYSTEM

975

133

134

617

231

130

633

163

276

137

104

276

108A

633A

125B 109B

127

117B

276

118B

633

217

109

12H800

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

0990−4Assemblies include all parts shown in frames. 07/01/2008

346

677

836

613

883

163

529

970

159

443A

445A

967A

968B

425A

966A

976

300 300A

676

832

676C

676B676A

832B832A

300B

994

613A

613B

836A

836 836B

677

677677

836

1387

1388

1386

883

291

976

163

529

966B

832E

836C

12H800

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

0990−5Assemblies include all parts shown in frames. 07/01/2008

670

190

240 601A

209 616

404

615

505

562

202

188

843A

843

265

267

270

271

268

621 227

98A

222

222E222D

222C222B222A

668

621

668

601

269

209B209A

958

187C187 187B187A

601

601A

601

972B

1059

957A

265A

267

265B

930

957

972

957A 957B

957B

12H800

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

0990−6Assemblies include all parts shown in frames. 07/01/2008

921E

969

921C

604A

564A

921B

969A

921

564

604

925

305

304

1036 EMISSIONS LABEL

921A

921F

921H

969A

604B

564B

921G

969A

969

921K

969A

921J

969A

921N

969A

921P

969A

604C

564B

921R

969A

564B

604D

921U

969A

12H800

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

0990−7Assemblies include all parts shown in frames. 07/01/2008

922A

923A

621

922

745

236

923

373

359

520

507

990A

990

664

500

940

259 1160

497

347

627

851

910

474

1119

356

935

892

333

356F

356D

356B

356A

789B

789A

1236

1009

363

23A

455

332

1005

592

597

456

689

459

1210

1211

608

334

851A

635A

333A

986

930A

930

356H

946

310

802

853

803

544

801

783A

651

513

785

784

783

937

742

309

545

510

853

697

783A

651

513

785

784

783

937

742

510

309A

923B 621 922A

12H800

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

0990−8Assemblies include all parts shown in frames. 07/01/2008

1 697322 Cylinder Assembly

2 399269 Kit−Bushing/Seal

(Magneto Side)

3K299819S Seal−Oil

(Magneto Side)

4 493279 Sump−Engine

−−−−−−− Note −−−−−

498983 Sump−Engine

Used on Type No(s).

1167, 1715, 1955,

1961, 2320, 2324,

2331, 2367, 2673,

2681, 3182.

696294 Sump−Engine

Used on Type No(s).

1375, 1376, 1379,

1717, 1718, 1719,

1730, 1731, 1732,

1735, 1754, 1781,

1792, 1795, 1809,

1811, 1959, 1960,

1996, 2002, 2042,

2043, 2108, 2326,

3181, 3187, 3188.

4A 493365 Sump−Engine

(Auxilliary PTO)

5 691160 Head−Cylinder

7K∅692249 Gasket−Cylinder Head

8 495786 Breather Assembly

9K∅699833 Gasket−Breather

10 94650 Screw

(Breather Assembly)

11 691781 Tube−Breather

12 K692232 Gasket−Crankcase

13 690912 Screw

(Cylinder Head)

15 691680 Plug−Oil Drain

(Square Socket)

15A 691093 Plug−Oil Drain

(Hex Socket)

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

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

zIncluded 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

12H800

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

0990−9Assemblies include all parts shown in frames. 07/01/2008

16 691451 Crankshaft

(Used After Code Date

97011200).

−−−−−−− Note −−−−−

694442 Crankshaft

(Used Before Code

Date 97011300).

691450 Crankshaft

(Used After Code Date

97011200).

Used on Type No(s).

0823,1520,1530,1531,

1532,1533,1567,1705,

1718,1746,1747,1751,

1769,1782,1850,1851,

1905,1906,1907,1910,

1911,1912,1913,1915,

1916,1918,1923,1939,

1940,1950,1951,1952,

1972,1975,1979,1980,

1987,2018,2019,2024,

2029,2150,2313,2375.

2376,2379,2380,2609,

2610,2611,2612,2630,

2631,2649,2667,2677,

2678,2679,2686,3120,

3123,3138,3140,3167,

3176,3184,3187,3188.

694440 Crankshaft

(Used Before Code

Date 97011300).

Used on Type No(s).

0823,1520,1530,1531,

1532,1533,1567,2630,

2631.

692980 Crankshaft

(Used After Code Date

97011200).

Used on Type No(s).

0658,0660,1570,1758,

1760,1763,2670.

694443 Crankshaft

(Used Before Code

Date 97011300).

Used on Type No(s).

0658,0660,1758.

691452 Crankshaft

(Used After Code Date

97011200).

Used on Type No(s).

0664,0665,0666,0670,

0671,0672,0680,0840,

0866,0868,0873,0877,

0878,1150,1166,1170,

1171,1320,1326,1332,

1366,1368,1370,1371,

1372,1374,1375,1376,

1377,1378,1379,1544,

1559,1569,1723,1727,

1730,1731,1733,1734,

1736,1737,1738,1739,

1740,1748,1749,1770,

1771,1784,1785,1786,

1790,1794,1795,1801,

1803,1804,1805,1810,

1811,1814,1816,1818,

1821,1823,1825,1826,

1827,1829,1830,1831,

1832,1835,1837,1839,

1844,1845,1846,1847,

1849,1852,1914,1917,

1919,1920,1926,1932,

1935,1936,1941,1942,

1943,1947,1948,1958,

1959,1962,1964,1965,

1966,1967,1970,1973,

1976,1977,1983,1985,

1988,1991,1992,1993,

1994,1995,1996,2001,

2002,2006,2008,2009,

2010,2012,2014,2015,

2017,2023,2027,2028,

2035,2042,2043,2108,

2148,2149,2350,2644,

2669,2676,3130,3132,

3137,3166,3169,3170,

3181,3185,3186,3189,

3313,3314,3315,3320,

3322,3323,3325.

694059 Crankshaft

(Used Before Code

Date 97011300).

Used on Type No(s).

0866,0868,0873,0877,

1166,1170,1332,1366,

1368,1370,1371,1544,

1559,1569,1977.

691455 Crankshaft

(Used After Code Date

97011200).

Used on Type No(s).

1149,1548,1701,1925,

2312,2313,2314,2315,

2316,2324,2328,2352,

2360,2370,2373,2381,

2383,2384,2394,2395,

2396,3172,3173,3180,

3318,3319.

691375 Crankshaft

(Used Before Code

Date 97011300).

Used on Type No(s).

1149,1548.

692822 Crankshaft

Used on Type No(s).

1766.

691482 Crankshaft

Used on Type No(s).

1961,2329,2334, 3183.

694079 Crankshaft

Used on Type No(s).

1717,1767,1768,1775.

692717 Crankshaft

Used on Type No(s).

1955,1986,3178.

694478 Crankshaft

Used on Type No(s).

1777.

694849 Crankshaft

Used on Type No(s).

1714,1726,2013,2044,

2349,2383,2391,2635,

2683.

694850 Crankshaft

Used on Type No(s).

1836,2331,2333,2681.

696009 Crankshaft

Used on Type No(s).

1720,1776,1778,1840,

1841,2032,2036,2039,

2040.

696290 Crankshaft

Used on Type No(s).

2320.

691454 Crankshaft

Used on Type No(s).

1706,2151.

791061 Crankshaft

Used on Type No(s).

2037,2038.

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

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

zIncluded 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

12H800

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

0990−10 Assemblies include all parts shown in frames. 07/01/2008

20 K399781S Seal−Oil

(PTO Side)

20A K691952 Seal−Oil

(PTO Side)

(Auxilliary PTO)

22 691092 Screw

(Crankcase Cover/

Sump)

23A 691987 Flywheel

−−−−−−− Note −−−−−

691992 Flywheel

Used on Type No(s).

0667, 0878, 1149,

1167, 1369, 1548,

1559, 1569, 1701,

1714, 1715, 1726,

1729, 1750, 1786,

1802, 1807, 1817,

1822, 1824, 1836,

1849, 1919, 1932,

1941, 1942, 1948,

1955, 1961, 1967,

2005, 2009, 2013,

2016, 2037, 2038,

2044, 2320, 2324,

2331, 2333, 2349,

2367, 2383, 2391,

2635, 2669, 2673,

2681, 3133, 3178,

3179, 3183, 3324.

696291 Flywheel

Used on Type No(s).

1375, 1376, 1379,

1717, 1718, 1719,

1730, 1731, 1732,

1735, 1754, 1781,

1792, 1795, 1809,

1811, 1959, 1960,

1996, 2001, 2002,

2042, 2043, 2108,

2326, 3181, 3187,

3188.

24 222698S Key−Flywheel

25 795429 Piston Assembly

(Standard)

(Used After Code Date

07090300).

−−−−−−− Note −−−−−

791097 Piston

Assembly

(Standard)

(Used After Code Date

04031400 and Before

Code Date 07090400).

493262 Piston

Assembly

(Standard)

(Used Before Code

Date 97011300).

795430 Piston

Assembly

(.020” Oversize)

(Used After Code Date

07090300).

791326 Piston

Assembly

(.020” Oversize)

(Used After Code Date

04102100 and Before

Code Date 07040400).

499431 Piston

Assembly

(.020” Oversize)

(Used After Code Date

97011200 and Before

Code Date 04102200).

493386 Piston

Assembly

(.020” Oversize)

(Used Before Code

Date 97011300).

493387 Piston

Assembly

(.030” 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).

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

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

zIncluded 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

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