4900 Molly Pitcher Highway
Chambersburg, PA 17202 US
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Briggs & Stratton 12S157-0124-F8 Camshaft, Crankshaft, Cylinder, Piston Group

Change Assembly
Diagrams Shown are for U.S. Models

Camshaft, Crankshaft, Cylinder, Piston Group

Prices shown are USD

Ref#
 Part
Price
Qty
 
1
CYLINDER ASSEMBLY
$177.49
3
SEAL-OIL (Magneto Side)
$4.91
7
GASKET, Cylinder Head
$7.69
12
GASKET-CRANKCASE
$7.69
15
PLUG-OIL DRAIN (Square Head)
$4.67
15A
PLUG-OIL DRAIN (Flush)
$4.43
16B
CRANKSHAFT
$129.99
17
BEARING-BALL (PTO Side)
$23.75
17A
BEARING-BALL
$23.21
20
SEAL-OIL (PTO Side)
$7.81
24
KEY, Flywheel
$4.43
25
PISTON ASSEMBLY (.020 Oversize)
$84.99
25
PISTON ASSEMBLY (Standard)
$64.99
26
SET, Ring (.020 Oversize)
$34.97
26
SET, Ring (Standard)
$29.15
27
LOCK-PISTON PIN
$3.95
28
PIN-PISTON/STD (Standard)
$7.35
29
ROD, Connecting
$32.32
29A
ROD, Connecting (.020 Undersize)
$32.85
30
DIPPER-CONN ROD
$5.27
32
SCREW (Connecting Rod)
$3.95
32A
SCREW (Connecting Rod)
$4.07
32B
SCREW (Connecting Rod)
$4.07
46
CAMSHAFT
$54.99
46A
CAMSHAFT
$54.99
51
GASKET, Intake (2 Required)
$3.59
163B
GASKET, Air Cleaner (Flat Panel Air Cleaner)
$4.91
306
SHIELD-CYLINDER
$16.60
307
SCREW (Cylinder Shield)
$3.35
309
MOTOR, Starter
$299.99
332
NUT (Flywheel)
$4.31
357
KEY, Drive Pulley
$4.91
358
GASKET SET, Engine
$49.91
377
KEY, Woodruff
$3.23
552
BUSHING, Governor Crank
$7.46
615
RETAINER, Governor Shaft
$4.07
616
CRANK, Governor
$7.46
718
PIN-LOCATING
$5.39
741
GEAR-TIMING (Metal)
$14.18
868
SEAL-VALVE
$10.57
883
GASKET-EXHAUST
$3.95
993
GASKET-CYL HD PLATE
$7.23
1022
GASKET-ROCKER COVER
$6.66
1058
MANUAL, Operator's
1319
LABEL, Warning
$16.27
1319A
LABEL, Warning
$16.27
1330
MANUAL, Repair
$37.62