FORM MS−0875−07/03/2008
REPLACES FORM MS−0875−05/13/2008
FILE IN SECT. 2 OF SERVICE MANUAL
12V800
Illustrated Parts List
Model Series
12V800
TYPE NUMBERS
0109 through 3118.
TABLE OF CONTENTS
Alternator . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Air Cleaner . . . . . . . . . . . . . . . . . . . . . . . . . 4
Blower Housing/Shrouds . . . . . . . . . . . . 5
Camshaft . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Carburetor . . . . . . . . . . . . . . . . . . . . . . . . . 3
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Crankshaft . . . . . . . . . . . . . . . . . . . . . . . . . 2
Cylinder . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Electric Starter . . . . . . . . . . . . . . . . . . . . . . 6
Electrical . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Engine Sump . . . . . . . . . . . . . . . . . . . . . . . 2
Exhaust System . . . . . . . . . . . . . . . . . . . . 4
Flywheel . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Flywheel Brake . . . . . . . . . . . . . . . . . . . . . 6
Fuel Supply . . . . . . . . . . . . . . . . . . . . . . . . 3
Governor Spring . . . . . . . . . . . . . . . . . . . . 4
Ignition . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Kits/Gaskets . . . . . . . . . . . . . . . . . . . . . . . . 2 & 3
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . 2
Piston Group . . . . . . . . . . . . . . . . . . . . . . . 2
Rewind Starter . . . . . . . . . . . . . . . . . . . . . . 5
Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
PRINTED IN U.S.A.
COPYRIGHT by BRIGGS & STRATTON CORPORATION
All rights reserved. No part of this material may be reproduced or transmitted,
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.
12V800
1319 WARNING LABEL
1058 OPERATOR’S MANUAL
1330 REPAIR MANUAL
1019 LABEL KIT
REQUIRED when replacing parts
with warning labels affixed.
1
11
50
2
584
3
8
718
10
54
9
51
306
585
684
7
307
847
13
40
5
45
523
45
842
36
33
869
870
871
337
40
35
287
868
635
34
383
25
27
16
525
24
1095 VALVE GASKET SET
9
7
374
28
27
46A
46
29
715
146
32A
883
721
741
32
43
743
20
20A
7
51
163
524
9
101
374
358 ENGINE GASKET SET
3
524
26
22
4
83
4A
12
12
585
12
617
668
842
883
15A
15
20
15
20
20A
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−2
Assemblies include all parts shown in frames.
2
07/03/2008
12V800
125
97
134
365
633
163
133
104
975
137
127
130
95
617
276
118 276
117 276
PRIMER SYSTEM
977 CARBURETOR GASKET SET
121 CARBURETOR OVERHAUL KIT
276
134
137
617
104
137
633
276
617
163
633
127
163
187
187A
957A
972B
957B
601
957B
601
187B
601
601
240
1059
187C
190
601A
670
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−3
Assemblies include all parts shown in frames.
3
07/03/2008
12V800
968
300
425
300A
883
81
81
613A
613
425
832A
832C
968A
836
836
967
832D
445
676D
836
966
677
976
994
443
11A
259
346
163
843
188
222F
227
562
209B
505
202
615
668
268
271
269
270
404
267
267
265
616
265A
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−4
Assemblies include all parts shown in frames.
4
07/03/2008
12V800
608
65
55
592
930A
58
1211
921A
60
969A
1210
459
689
456
597
969
921D
332
455
1005
37
78
304
305
363
23A
1036 EMISSIONS LABEL
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−5
Assemblies include all parts shown in frames.
5
07/03/2008
12V800
333
356
334
1119
851
474
990A
910
789A
745
923
935
922
621
1160
309
510
742
1236
937
783
784
651
697
785
513
783A
1009
309A
510
742
937
783
801
545
784
785
544
513
803
651
783A
310
853
853
802
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−6
Assemblies include all parts shown in frames.
6
07/03/2008
12V800
REF.
NO.
PART
NO.
DESCRIPTION
697322 Cylinder Assembly
399269 Kit−Bushing/Seal
(Magneto Side)
3 K299819S Seal−Oil
(Magneto Side)
4
493279 Sump−Engine
−−−−−−− Note −−−−−
696294 Sump−Engine
Used on Type No(s).
1783.
4A
493365 Sump−Engine
(Auxiliary PTO)
5
691160 Head−Cylinder
7 K∅692249 Gasket−Cylinder Head
8
695250 Breather Assembly
9 K∅699833 Gasket−Breather
10
691125 Screw
(Breather Assembly)
11
691781 Tube−Breather
11A
691934 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)
1
2
REF.
NO.
16
K Included in Engine Gasket Set−Ref. No.358.
D Included in Carburetor Overhaul Kit−Ref. No. 121.
PART
NO.
DESCRIPTION
REF.
NO.
691451 Crankshaft
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
694442 Crankshaft
(Used Before Code
Date 97011300).
691452 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0630,0631,0666,0668,
1085,1766,1767,1777,
1778,1779,1780.
694059 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
0630,0631,0666,0668.
691450 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0109,0180,0181,0183,
0191,1081,1091.
694440 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
0109,0180,0181,0183.
691454 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0182.
692000 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
0182.
692994 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0625,1741,3118.
498878 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
1741.
691455 Crankshaft
Used on Type No(s).
1092.
PART
NO.
DESCRIPTION
20 K399781S Seal−Oil
(PTO Side)
20A K691952 Seal−Oil
(PTO Side)
(Auxiliary PTO)
22
691092 Screw
(Crankcase
Cover/Sump)
23A
691987 Flywheel
−−−−−−− Note −−−−−
691992 Flywheel
Used on Type No(s).
0667, 0668, 1731,
1734, 1767.
696291 Flywheel
Used on Type No(s).
1783.
24 222698S Key−Flywheel
Included in Carburetor Gasket Set−Ref. No. 977.
∅ Included in Valve Gasket Set−Ref. No 1095.
z
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−7
Assemblies include all parts shown in frames.
7
07/03/2008
12V800
REF.
NO.
25
PART
NO.
DESCRIPTION
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).
REF.
NO.
26
K Included in Engine Gasket Set−Ref. No.358.
D Included in Carburetor Overhaul Kit−Ref. No. 121.
PART
NO.
DESCRIPTION
REF.
NO.
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
28
29
32
32A
33
34
35
PART
NO.
DESCRIPTION
691866 Lock−Piston Pin
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
691588 Lock−Piston
Pin
(Used Before Code
Date 97011300).
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).
499424 Rod−Connecting
(Standard)
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
490566 Rod−
Connecting
(Standard)
(Used Before Code
Date 97011300).
691664 Screw
(Connecting Rod)
695759 Screw
(Connecting Rod)
(Used After Code Date
00042200).
262651S Valve−Exhaust
262652S Valve−Intake
691270 Spring−Valve
(Intake)
Included in Carburetor Gasket Set−Ref. No. 977.
∅ Included in Valve Gasket Set−Ref. No 1095.
z
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−8
Assemblies include all parts shown in frames.
8
07/03/2008
12V800
REF.
NO.
36
37
40
43
45
46
46A
50
51
54
55
58
60
65
78
81
83
95
97
PART
NO.
DESCRIPTION
691270 Spring−Valve
(Exhaust)
694086 Guard−Flywheel
692194 Retainer−Valve
691997 Slinger−Governor/Oil
690548 Tappet−Valve
691449 Camshaft
(Used After Code Date
96060200).
−−−−−−− Note −−−−−
492830 Camshaft
(Used Before Code
Date 96060300).
691459 Camshaft
(Counterclockwise)
(Used After Code Date
96060200).
497465 Manifold−Intake
K272199S Gasket−Intake
691650 Screw
(Intake Manifold)
691421 Housing−Rewind
Starter
697316 Rope−Starter
(Cut To Required
Length)
281434S Grip−Starter Rope
690837 Screw
(Rewind Starter)
691108 Screw
(Flywheel Guard)
691740 Lock−Muffler Screw
691778 Shaft−Auxiliary Drive
691636 Screw
(Throttle Valve)
493267 Shaft−Throttle
(Metal)
−−−−−−− Note −−−−−
696565 Shaft−Throttle
(Plastic)
REF.
NO.
101
104
117
118
121
K Included in Engine Gasket Set−Ref. No.358.
D Included in Carburetor Overhaul Kit−Ref. No. 121.
PART
NO.
DESCRIPTION
REF.
NO.
691623 Pin−Shaft
D691242 Pin−Float Hinge
494870 Jet−Main
(Standard)
(Used After Code Date
02092900).
−−−−−−− Note −−−−−
498975 Jet−Main
(Standard)
(Used After Code Date
96060200 and Before
Code Date 02093000).
497466 Jet−Main
(Standard)
(Used After Code Date
95102900 and Before
Code Date 96060300).
494870 Jet−Main
(Standard)
(Used Before Code
Date 95103000).
497315 Jet−Main
(High Altitude)
(Used After Code Date
02092900).
−−−−−−− Note −−−−−
497348 Jet−Main
(High Altitude)
(Used After Code Date
96060200 and Before
Code Date 02093000).
497315 Jet−Main
(High Altitude)
(Used Before Code
Date 95103000).
498260 Kit−Carburetor
Overhaul
PART
NO.
DESCRIPTION
698444 Carburetor
(Used After Code Date
96060200).
−−−−−−− Note −−−−−
498254 Carburetor
(Used Before Code
Date 96060300).
127 D694468 Plug−Welch
130
691203 Valve−Throttle
−−−−−−− Note −−−−−
696564 Valve−Throttle
(Used With Plastic
Throttle Shaft)
133
398187 Float−Carburetor
134 D398188 Kit−Needle/Seat
137 Dz693981 Gasket−Float Bowl
146
690979 Key−Timing
163KDz272653 Gasket−Air Cleaner
187
791766 Line−Fuel
(Cut to Required
Length)
187A
791873 Line−Fuel
(Molded)
187B
791891 Line−Fuel
(Includes Filter)
(Used After Code Date
05063000).
−−−−−−− Note −−−−−
692042 Line−Fuel
(Includes Filter)
(Used Before Code
Date 05070100).
187C
791875 Line−Fuel
(Molded)
188
690877 Screw
(Control Bracket)
190
690940 Screw
(Fuel Tank)
202
691829 Link−Mechanical
Governor
125
Included in Carburetor Gasket Set−Ref. No. 977.
∅ Included in Valve Gasket Set−Ref. No 1095.
z
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−9
Assemblies include all parts shown in frames.
9
07/03/2008
12V800
REF.
NO.
209B
222F
240
259
265
265A
267
268
269
270
271
276
287
300
300A
PART
NO.
DESCRIPTION
699056 Spring−Governor
−−−−−−− Note −−−−−
691851 Spring−
Governor
Used on Type No(s).
0180, 0181, 0183,
0191, 0668, 1081,
1091, 1092.
691292 Spring−
Governor
Used on Type No(s).
0182, 0630, 0631,
0666, 0667, 1085,
1731, 1733, 1766,
1767, 1777.
691852 Spring−
Governor
Used on Type No(s).
1734.
691436 Bracket−Control
(Remote/Manual
Friction)
(Compliance)
298090S Filter−Fuel
691189 Bracket−Casing Clamp
690798 Clamp−Casing
691024 Clamp−Casing
691044 Screw
(Casing Clamp)
691025 Casing−Control Wire
(Cut To Required
Length)
691026 Wire−Control
(Cut To Required
Length)
691027 Nut
(Control Wire Casing)
691028 Lever−Control
Dz271716 Washer−Sealing
690940 Screw
(Dipstick Tube)
692038 Muffler
(Tuned)
494343S Muffler
(Square Lo Tone)
REF.
NO.
304
305
306
307
309
309A
310
332
333
334
337
346
356
358
363
365
383
404
K Included in Engine Gasket Set−Ref. No.358.
D Included in Carburetor Overhaul Kit−Ref. No. 121.
PART
NO.
DESCRIPTION
REF.
NO.
493293 Housing−Blower
−−−−−−− Note −−−−−
493294 Housing−
Blower
Used on Type No(s).
0181, 0183, 0191,
0667, 0668, 1092,
1731, 1734.
695892 Housing−
Blower
Used on Type No(s).
1787, 1788.
696298 Housing−
Blower
Used on Type No(s).
1783.
691108 Screw
(Blower Housing)
690450 Shield−Cylinder
690345 Screw
695550 Motor−Starter
(Used Before Code
Date 07052900).
795092 Motor−Starter
(Used After Code Date
07052800).
(Cylinder Shield)
692327 Bolt
(Starter Motor)
690662 Nut
(Flywheel)
802574 Armature−Magneto
691061 Screw
(Magneto Armature)
802592S Plug−Spark
690661 Screw
(Spark Arrestor)
692390 Wire−Stop
497316 Gasket Set−Engine
19069 Puller−Flywheel
691688 Screw
(Carburetor)
89838S Wrench−Spark Plug
690272 Washer
(Governor Crank)
PART
NO.
DESCRIPTION
691135 Screw
(Air Cleaner Cover)
443
690349 Screw
(Air Cleaner Primer
Base)
445 497725S Filter−Air Cleaner
Cartridge
455
791960 Cup−Flywheel
456
692299 Plate−Pawl Friction
459 281505S Pawl−Ratchet
474
691991 Alternator
505
691251 Nut
(Governor Control
Lever)
510
795093 Drive−Starter
513
692358 Clutch−Drive
523
499621 Dipstick
524 K692296 Seal−Dipstick Tube
525
495265 Tube−Dipstick
544
690786 Armature−Starter
545
492919 Washer Set
(Starter Motor)
562
92613 Bolt
(Governor Control
Lever)
584
697734 Cover−Breather
Passage
585 K691879 Gasket−Breather
Passage
592
690800 Nut
(Rewind Starter)
597
691696 Screw
(Pawl Friction Plate)
601
791850 Clamp−Hose
601A
691038 Clamp−Hose
608
497680 Starter−Rewind
613
691340 Screw
(Muffler)
613A
691653 Screw
(Muffler)
615
690340 Retainer−Governor
Shaft
616
698801 Crank−Governor
617Dz270344S Seal−O Ring
(Intake Manifold)
425
Included in Carburetor Gasket Set−Ref. No. 977.
∅ Included in Valve Gasket Set−Ref. No 1095.
z
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−10
Assemblies include all parts shown in frames.
10
07/03/2008
12V800
REF.
NO.
PART
NO.
DESCRIPTION
621
692310 Switch−Stop
633 Dz691321 Seal−Choke/Throttle
Shaft
(Throttle Shaft)
635
66538S Boot−Spark Plug
651
691660 Screw
(Starter Gear Cover)
668 K493823 Spacer
670
692294 Spacer−Fuel Tank
676D
497682 Deflector−Muffler
(Side Out)
(Extended)
677
690661 Screw
(Muffler Deflector)
684
690345 Screw
(Breather Passage
Cover)
689
691855 Spring−Friction
697
691127 Screw
(Drive Cap)
715
691147 Screw
(Stop Shaft)
718
690959 Pin−Locking
721
690449 Stop−Shaft
741
795755 Gear−Timing
(Plastic)
−−−−−−− Note −−−−−
794388 Gear−Timing
(Use Without Woodruff
Key)
(Used After Code Date
07093000).
790345 Gear−Timing
(Use Without Woodruff
Key)
(Used Before Code
Date 07100100).
691830 Gear−Timing
(Uses Woodruff Key)
742
93941 Retainer−E Ring
743
691772 Gear−Drive
745
691648 Screw
(Brake)
REF.
NO.
783
783A
784
785
789A
801
802
803
832A
832C
832D
836
842
843
K Included in Engine Gasket Set−Ref. No.358.
D Included in Carburetor Overhaul Kit−Ref. No. 121.
PART
NO.
DESCRIPTION
REF.
NO.
691918 Gear−Pinion
(Starter)
(19 Teeth)
691269 Gear−Pinion
(12 Teeth)
795095 Cover−Starter Gear
692352 Gasket−Starter Cover
696547 Harness−Wiring
(Used After Code Date
00040600).
−−−−−−− Note −−−−−
691372 Harness−
Wiring
(Used Before Code
Date 00040700).
690782 Cap−Drive
695267 Cap−End
(Used After Code Date
00040600).
−−−−−−− Note −−−−−
695975 Cap−End
(Used Before Code
Date 00040700).
695266 Housing−Starter
(Used After Code Date
00040600).
−−−−−−− Note −−−−−
695975 Housing−
Starter
(Used Before Code
Date 00040700).
691424 Guard−Muffler
(Square Lo Tone)
691442 Guard−Muffler
(Yardman Guard)
499034 Guard−Muffler
(Used with Super Lo
Tone Muffler Tuned)
690664 Screw
(Muffler Guard)
K691031 Seal−O Ring
(Dipstick Tube)
691884 Lever−Sleeve
847
851
853
868
869
870
910
921A
921D
922
923
930A
935
937
957A
957B
966
967
968
968A
969
969A
972B
975
PART
NO.
DESCRIPTION
692047 Dipstick/Tube
Assembly
493880S Terminal−Spark Plug
695268 Adapter−Wire
697338 Seal−Valve
691155 Seat−Valve
(Intake)
690380 Seat−Valve
(Exhaust)
691094 Stud
(Alternator)
695886 Cover−Blower Housing
691339 Cover−Blower Housing
691831 Spring−Brake
691994 Brake
691345 Guard−Rewind
499421 Switch−Interlock
691325 Spline−Starter
692046 Cap−Fuel Tank
(Plastic)
699985 Cap−Fuel Tank
(Plastic)
691439 Base−Air Cleaner
Primer
273185S Filter−Pre-Cleaner
498997 Cover−Air Cleaner
693198 Cover−Air Cleaner
Used on Type No(s).
3118.
690700 Screw
(Blower Housing
Cover)
691138 Screw
(Blower Housing
Cover)
699374 Tank−Fuel
(Plastic)
−−−−−−− Note −−−−−
699387 Tank−Fuel
(Plastic)
Used on Type No(s).
1783.
493640 Bowl−Float
Included in Carburetor Gasket Set−Ref. No. 977.
∅ Included in Valve Gasket Set−Ref. No 1095.
z
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−11
Assemblies include all parts shown in frames.
11
07/03/2008
12V800
REF.
NO.
976
977
990A
994
1005
1009
1019
1036
PART
NO.
DESCRIPTION
694395 Primer−Carburetor
498261 Gasket Set−Carburetor
695951 Key Set
(Touch N Mow)
398067 Arrestor−Spark
691346 Fan−Flywheel
696255 Screw
(Starter Motor)
494256 Kit−Label
−−−−−−− Note −−−−−
790231 Kit−Label
(Touch N Mow)
Label−Emissions
(Available From A
Briggs & Statton
Authorized Dealer)
REF.
NO.
PART
NO.
1058
277039 Operator’s Manual
−−−−−−− Note −−−−−
277101 Operator’s
Manual
(Touch N Mow)
692311 Kit−Screw/Washer
−−−−−−− Note −−−−−
696293 Kit−Screw/
Washer
(Touch N Mow)
498528 Gasket Set−Valve
691648 Screw
(Alternator)
690345 Screw
(Interlock Switch)
1059
1095
1119
1160
K Included in Engine Gasket Set−Ref. No.358.
D Included in Carburetor Overhaul Kit−Ref. No. 121.
DESCRIPTION
REF.
NO.
1210
1211
1236
1319
1330
PART
NO.
DESCRIPTION
498144 Pulley/Spring
Assembly
(Pulley)
498144 Pulley/Spring
Assembly
(Spring)
695959 Starter−Mechanical
(Touch N Mow)
(Do Not Service
Individual Parts,
Only As A Whole)
794467 Label−Warning
270962 Manual−Repair
Included in Carburetor Gasket Set−Ref. No. 977.
∅ Included in Valve Gasket Set−Ref. No 1095.
z
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0875−12
Assemblies include all parts shown in frames.
12
07/03/2008
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