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Briggs & Stratton 123K02-0438-E1 Camshaft, Crankshaft, Cylinder, Engine Sump, Kit/Gasket, Lubrication, Piston Group, Valves

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Diagrams Shown are for U.S. Models

Camshaft, Crankshaft, Cylinder, Engine Sump, Kit/Gasket, Lubrication, Piston Group, Valves

Prices shown are USD

Ref#
 Part
Price
Qty
 
1
Cylinder Assembly Used After Code Date 11063000
590401 592645
$180.70
1
Cylinder Assembly Used Before Code Date 11070100
697322 592645
$180.70
2
Kit-Bushing/Seal (Magneto Side)
399269 796961
$13.35
$13.34
3
SEAL, Oil (Magneto Side)
299819S
$3.50
4
Sump, Engine
493279
$74.40
5
Head-Cylinder Used After Code Date 11063000
590411
$26.60
5
Head-Cylinder Used Before Code Date 11070100
691160 594989
$31.90
7
Gasket-Cylinder Head Used After Code Date 11063000
799875
$8.50
7
Gasket-Cylinder Head Used Before Code Date 11070100
692249
$6.40
8
Breather Assembly Used Before Code Date 11070100
695250 590395
$8.50
8
Breather Assembly Used After Code Date 11063000
590395
$8.50
9
Gasket-Breather Used Before Code Date 11070100
696125 699833
$2.80
9
Gasket-Breather Used After Code Date 11063000
699472 699833
$2.80
10
Screw (Breather Assembly)
691125
$2.26
11
Tube-Breather
691781
$6.40
12
Gasket-Crankcase
692232
$3.70
13
Screw (Cylinder Head) Used After Code Date 11063000
590422
$2.15
$2.14
13
Screw (Cylinder Head) Used Before Code Date 11070100
690912
$2.15
$2.14
15
PLUG, Oil Drain (Square Socket)
691680
$3.20
16
Crankshaft
691450 797017
$101.00
20
Seal-Oil (PTO Side)
399781S
$5.00
22
Screw (Crankcase Cover/Sump)
691092
$2.26
24
KEY, Flywheel
222698S
$2.00
25
Piston Assembly (.020" Oversize) Used After Code Date 09041600 Used Before Code Date 11070100
797303 590405
$69.10
25
Piston Assembly (Standard) Used After Code Date 11063000
590404
$42.50
25
Piston Assembly (.020" Oversize) Used After Code Date 11063000
590405
$69.10
25
Piston Assembly (Standard) Used Before Code Date 07090400
791097 799063
$53.15
$53.14
25
Piston Assembly (.020" Oversize) Used Before Code Date 07090400
791326 799064
$58.50
25
Piston Assembly (Standard) Used After Code Date 07090300 Used Before Code Date 09041700
795429 799063
$53.15
$53.14
25
Piston Assembly (.020" Oversize) Used After Code Date 07090300 Used Before Code Date 09041700
795430 799064
$58.50
25
Piston Assembly (Standard) Used After Code Date 09041600 Used Before Code Date 11070100
797302 590404
$42.50
26
Ring Set (.020" Oversize) Used After Code Date 09041600 Used Before Code Date 11070100
797305 590405
$69.10
26
Ring Set (Standard) Used Before Code Date 04031500
499425
$20.40
26
Ring Set (.020" Oversize) Used Before Code Date 04102200
499427
$29.75
$29.74
26
Ring Set (Standard) Used After Code Date 11063000
590402
$29.75
$29.74
26
Ring Set (.020" Oversize) Used After Code Date 11063000
590403
$29.75
$29.74
26
Ring Set (Standard) Used After Code Date 04031400 Used Before Code Date 07090400
791098
$29.75
$29.74
26
Ring Set (.020" Oversize) Used After Code Date 04102100 Used Before Code Date 07090400
791324
$26.60
26
Ring Set (Standard) Used After Code Date 07090300 Used Before Code Date 09041700
795431
$29.75
$29.74
26
Ring Set (.020" Oversize) Used After Code Date 07090300 Used Before Code Date 09041700
795432
$29.75
$29.74
26
Ring Set (Standard) Used After Code Date 09041600 Used Before Code Date 11070100
797304 590404
$42.50
27
Lock-Piston Pin Used After Code Date 09041600
691588
$2.66
27
Lock-Piston Pin Used Before Code Date 09041700
691866
$2.55
$2.54
28
Pin-Piston (Standard) Used After Code Date 09041600
298909
$5.35
$5.34
28
Pin-Piston (Standard) Used Before Code Date 09041700
499423
$5.35
$5.34
29
Rod-Connecting (Standard) Used Before Code Date 09041700
499424 590406
$53.15
$53.14
29
Rod-Connecting (Standard) Used After Code Date 09041600
797306
$37.26
32
Screw (Connecting Rod)
691664
$2.60
32A
Screw (Connecting Rod)
695759
$2.70
33
Valve-Exhaust Used Before Code Date 11070100
262651S 590394
$14.90
33
Valve-Exhaust Used After Code Date 11063000
590394
$14.90
34
Valve-Intake Used After Code Date 11063000
590393
$12.75
$12.74
34
Valve-Intake Used Before Code Date 11070100
262652S 590393
$12.75
$12.74
35
Spring-Valve (Intake)
691270
$3.20
36
Spring-Valve (Exhaust)
691270
$3.20
40
Retainer-Valve
692194
$3.60
43
Slinger-Governor/Oil
691997
$15.95
$15.94
45
Tappet-Valve
690548
$5.86
46
Camshaft
691449
$47.86
50
Manifold-Intake
497465 794305
$12.30
51
Gasket-Intake
272199S
$2.90
54
Screw (Intake Manifold)
691650
$2.26
146
KEY, Woodruff
690979
$2.20
163
Gasket-Air Cleaner
272653S 795629
$2.60
287
SCREW (Dipstick Tube)
690940
$2.35
$2.34
306
Shield-Cylinder
690450
$7.55
$7.54
306A
Shield-Cylinder
790836
$13.06
307
Screw (Cylinder Shield)
690345
$3.10
337
Plug-Spark Used After Code Date 11063000
799876 591868
$3.26
337
Plug-Spark (EMS) Used Before Code Date 11070100
697451
$5.46
337
Plug-Spark (Resistor) Used Before Code Date 11070100
802592S 796112S
$3.46
358
Gasket Set-Engine Used After Code Date 11063000
590508
$26.60
358
Gasket Set-Engine Used Before Code Date 11070100
794307 590508
$26.60
383
Wrench-Spark Plug
89838S
$3.00
523
Dipstick
499621
$10.10
524
Seal-Dipstick Tube
692296
$2.70
525
Tube-Dipstick
495265
$12.75
$12.74
584
Cover-Breather Passage
697734
$5.35
$5.34
585
Gasket-Breather Passage
691879
$3.75
$3.74
617
Seal-O Ring (Intake Manifold)
270344S
$2.15
$2.14
635
BOOT, Spark Plug
66538S
$2.66
668
Spacer
493823
$3.55
$3.54
684
Screw (Breather Passage Cover)
690345
$3.10
718
PIN, Locating
690959
$3.75
$3.74
741
Gear-Timing (Uses Woodruff Key)
691830
$10.60
741
Gear-Timing (Use Without Woodruff Key) Used Before Code Date 07072300
790345
$9.55
$9.54
741
Gear-Timing (Use Without Woodruff Key) Used After Code Date 07072200 Used Before Code Date 08021800
794388
$9.55
$9.54
741
Gear-Timing (Plastic) Used After Code Date 08021700
795755 797521
$8.46
741
Gear-Timing (Metal) Used After Code Date 08021700
797521
$8.46
842
SEAL, O-Ring (Dipstick Tube)
691031
$3.10
847
Dipstick/Tube Assembly
692047
$12.75
$12.74
868
Seal-Valve Used Before Code Date 11070100
697338
$7.46
868
Seal-Valve Used After Code Date 11063000
590410
$7.46
869
Seat-Valve (Intake)
691155
$5.35
$5.34
870
Seat-Valve (Exhaust)
690380
$5.35
$5.34
871
Bushing-Valve Guide (Intake) Used Before Code Date 11070100
63709
$8.50
871
Bushing-Valve Guide Used After Code Date 11063000
590409
$7.95
$7.94
871
Bushing-Valve Guide (Exhaust) Used Before Code Date 11070100
262001
$7.95
$7.94
883
Gasket-Exhaust
691881
$5.35
$5.34
1019
Kit-Label
494256
1019
Kit-Label (Touch N Mow)
790231
$17.66
1058
Operator's Manual Used After Code Date 11063000
380567TRI
1058
Operator's Manual (Touch N Mow)
277101
1058
Operator's Manual Used Before Code Date 11070100
277039TRI
1095
Gasket Set-Valve Used After Code Date 11063000
590507
$15.46
1095
Gasket Set-Valve Used Before Code Date 11070100
498528
$15.46
1319
LABEL, Warning
794467
$12.75
$12.74
1330
Repair Manual
270962
$23.70

Ron Ayers
1929 N. Memorial Dr. Greenville, NC 27834

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