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  Kohler CS12-941521 12 HP Engine Parts
Kohler 12 HP Engine Replacement For Model CS12-941521

Kohler 12 HP Engine Replacement Parts For Model CS12-941521

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Page I
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Page A
Kohler CS12-941521 12 HP Engine Page A Diagram
 Fig #
1
Nut: Exhaust Obsolete - Not Available
 $2.99

Part Number:63 100 03-S

Discontinued

Discontinued
 $2.99
Discontinued
2
Washer: Spring
 $3.99

Part Number:63 468 31-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
3
Elbow: A/c
 $48.12

Part Number:63 054 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $48.12
Usually ships in 7 - 12 business days
 $48.12
4
Gasket: A/c
Minimum Quantity of 2 Required
 $4.99

Part Number:63 041 08-S

In Stock

In Stock
 $4.99
In Stock
 $4.99
Page B
Kohler CS12-941521 12 HP Engine Page B Diagram
 Fig #
1
Kit: Blower Housing
 $272.45

Part Number:63 027 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $272.45
Usually ships in 7 - 12 business days
 $272.45
2
Baffle: Cyl
 $21.38

Part Number:63 063 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $21.38
Usually ships in 7 - 12 business days
 $21.38
3
Screw: Cyl Head
 $8.41

Part Number:63 086 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.41
Usually ships in 7 - 12 business days
 $8.41
4
Screw
 $3.99

Part Number:63 086 08-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
Page C
Kohler CS12-941521 12 HP Engine Page C Diagram
 Fig #
1
Crankcase Obsolete - Not Available
 $413.57

Part Number:63-561-01-S

Discontinued

Discontinued
 $413.57
Discontinued
2
Oil Seal-governor Shaft
 $9.74

Part Number:63 032 03-S

In Stock

In Stock
 $9.74
In Stock
 $9.74
3
Piston W/ring Set Std
 $382.65

Part Number:63 874 04-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $382.65
Usually ships in 7 - 12 business days
 $382.65
3
Piston W/ring Set (+.25mm)
 $293.17

Part Number:63 874 05-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $293.17
Usually ships in 7 - 12 business days
 $293.17
3
Piston W/ring Set (+.50mm)
 $353.22

Part Number:63 874 06-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $353.22
Usually ships in 7 - 12 business days
 $353.22
4
Ring: Retainer
 $5.40

Part Number:63 018 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.40
Usually ships in 7 - 12 business days
 $5.40
5
Ring Set (std)
 $128.03

Part Number:63 108 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $128.03
Usually ships in 7 - 12 business days
 $128.03
5
Ring Set (.25mm O/s)
 $118.93

Part Number:63 108 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $118.93
Usually ships in 7 - 12 business days
 $118.93
5
Ring Set (.50mm O/s)
 $118.93

Part Number:63 108 03-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $118.93
Usually ships in 7 - 12 business days
 $118.93
6
Connecting Rod
 $252.92

Part Number:63 067 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $252.92
Usually ships in 7 - 12 business days
 $252.92
7
Bearing
 $93.10

Part Number:63 030 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $93.10
Usually ships in 7 - 12 business days
 $93.10
8
Dowel Pin
 $10.76

Part Number:63 380 04-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.76
Usually ships in 7 - 12 business days
 $10.76
9
Bearing
 $122.27

Part Number:63 030 03-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $122.27
Usually ships in 7 - 12 business days
 $122.27
10
Bearing
 $31.22

Part Number:63 030 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $31.22
Usually ships in 7 - 12 business days
 $31.22
11
Shaft: Flyweight
 $29.33

Part Number:63 144 03-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $29.33
Usually ships in 7 - 12 business days
 $29.33
12
Gasket: Closure Plate
 $31.79

Part Number:63 041 07-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $31.79
Usually ships in 7 - 12 business days
 $31.79
14
Oil Seal
 $19.72

Part Number:63 032 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $19.72
Usually ships in 7 - 12 business days
 $19.72
15
Screw: Cyl Head
 $4.67

Part Number:63 086 31-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.67
Usually ships in 7 - 12 business days
 $4.67
22
Shaft: Governor Cross
 $24.47

Part Number:63 144 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $24.47
Usually ships in 7 - 12 business days
 $24.47
23
Washer
 $3.99

Part Number:63 468 03-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
24
Clip
 $3.99

Part Number:63 154 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
26
Balance Shaft
 $75.05

Part Number:63 144 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $75.05
Usually ships in 7 - 12 business days
 $75.05
27
Camshaft
 $384.14

Part Number:63 012 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $384.14
Usually ships in 7 - 12 business days
 $384.14
28
Spring: Acr
 $8.99

Part Number:63 089 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.99
Usually ships in 7 - 12 business days
 $8.99
29
Plug: Drain
 $3.99

Part Number:63 139 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
30
Gasket: Plug
 $3.99

Part Number:63 041 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
31
Closure Plate
 $620.45

Part Number:63 009 12-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $620.45
Usually ships in 7 - 12 business days
 $620.45
6315501-S
Connector
 $18.97

Part Number:63 155 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $18.97
Usually ships in 7 - 12 business days
 $18.97
Page D
Kohler CS12-941521 12 HP Engine Page D Diagram
 Fig #
1
Crankshaft
 $321.40

Part Number:6301403-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $321.40
Usually ships in 7 - 12 business days
 $321.40
Page E
Kohler CS12-941521 12 HP Engine Page E Diagram
 Fig #
1
Stud
 $4.67

Part Number:63 072 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.67
Usually ships in 7 - 12 business days
 $4.67
2
Gasket: Exhaust
 $13.93

Part Number:63 041 06-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $13.93
Usually ships in 7 - 12 business days
 $13.93
3
Nut: Exhaust Obsolete - Not Available
 $2.99

Part Number:63 100 03-S

Discontinued

Discontinued
 $2.99
Discontinued
6321301-S
Tool
 $33.95

Part Number:63 213 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $33.95
Usually ships in 7 - 12 business days
 $33.95
Page F
Kohler CS12-941521 12 HP Engine Page F Diagram
 Fig #
1
Stud: Carburetor
 $10.26

Part Number:63 072 06-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.26
Usually ships in 7 - 12 business days
 $10.26
2
Kit: Carburetor: Cs12 Obsolete - Not Available
 $217.76

Part Number:63 853 22-S

Discontinued

Discontinued
 $217.76
Discontinued
3
Gasket: Intake Obsolete - Not Available
Minimum Quantity of 2 Required
 $4.99

Part Number:63 041 13-S

Discontinued

Discontinued
 $4.99
Discontinued
4
Manifold: Intake
 $30.50

Part Number:63 164 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $30.50
Usually ships in 7 - 12 business days
 $30.50
5
Gasket: A/c
Minimum Quantity of 2 Required
 $4.99

Part Number:63 041 08-S

In Stock

In Stock
 $4.99
In Stock
 $4.99
6
Hose: Vacuum Crank To Filter
 $33.91

Part Number:63 353 08-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $33.91
Usually ships in 7 - 12 business days
 $33.91
7
Clamp: Vacuum Line Obsolete - Not Available
 $3.99

Part Number:63 237 19-S

Discontinued

Discontinued
 $3.99
Discontinued
8
Screw: Washer Head
Minimum Quantity of 2 Required
 $3.99

Part Number:63 086 81-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
9
Clip Cs8.5
 $3.99

Part Number:63 154 07-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
10
Fuel Pump
 $200.82

Part Number:63 393 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $200.82
Usually ships in 7 - 12 business days
 $200.82
11
Bracket: Fuel Pump
 $36.40

Part Number:63 126 22-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $36.40
Usually ships in 7 - 12 business days
 $36.40
12
Screw Obsolete - Not Available
 $3.99

Part Number:63 086 21-S

Discontinued

Discontinued
 $3.99
Discontinued
13
Gasket: Fuel Pump
 $3.99

Part Number:6304145-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
14
Hose: Filter To Pump
 $14.01

Part Number:63 353 06-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.01
Usually ships in 7 - 12 business days
 $14.01
15
Filter: Vaccum Line
 $39.81

Part Number:63 050 06-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $39.81
Usually ships in 7 - 12 business days
 $39.81
16
Line: Fuel
 $3.99

Part Number:63 353 09-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
6335305-S
Hose: Carburetor Bleeder
 $8.49

Part Number:63 353 05-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.49
Usually ships in 7 - 12 business days
 $8.49
Page G
Kohler CS12-941521 12 HP Engine Page G Diagram
 Fig #
2
Screw: Valve Cover
 $3.99

Part Number:63 086 44-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
3
Screw: Valve Cover
 $3.99

Part Number:63 086 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
4
Valve Cover Assembly
 $142.40

Part Number:63 096 07-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $142.40
Usually ships in 7 - 12 business days
 $142.40
5
Gasket: Valve Cover
 $20.95

Part Number:63 041 04-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $20.95
Usually ships in 7 - 12 business days
 $20.95
6
Screw: Cyl Head
 $8.41

Part Number:63 086 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.41
Usually ships in 7 - 12 business days
 $8.41
7
Cylinder Head
 $695.44

Part Number:63 318 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $695.44
Usually ships in 7 - 12 business days
 $695.44
8
Pin: Dowel
 $3.99

Part Number:63 380 03-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
9
Gasket: Cylinder Head
 $30.17

Part Number:63 041 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $30.17
Usually ships in 7 - 12 business days
 $30.17
10
Screw: Valve Adj
 $8.00

Part Number:63 086 05-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.00
Usually ships in 7 - 12 business days
 $8.00
11
Nut
 $3.99

Part Number:63 100 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
12
Arm: Rocker
 $61.88

Part Number:63 186 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $61.88
Usually ships in 7 - 12 business days
 $61.88
13
Shaft: Rocker Arm
 $13.87

Part Number:63 144 06-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $13.87
Usually ships in 7 - 12 business days
 $13.87
14
Valve: Cotter Obsolete - Not Available
 $13.66

Part Number:63 462 01-S

Discontinued

Discontinued
 $13.66
Discontinued
15
Cap: Valve Spring Obsolete - Not Available
 $4.99

Part Number:6317301-S

Discontinued

Discontinued
 $4.99
Discontinued
16
Spring: Valve
 $9.93

Part Number:63 089 05-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $9.93
Usually ships in 7 - 12 business days
 $9.93
17
Seal: Valve Stem
 $18.34

Part Number:63 032 01-S

In Stock

In Stock
 $18.34
In Stock
 $18.34
18
Push Rod Obsolete - Not Available
 $13.40

Part Number:63 411 01-S

Discontinued

Discontinued
 $13.40
Discontinued
19
Lifter: Valve
 $28.65

Part Number:63 351 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $28.65
Usually ships in 7 - 12 business days
 $28.65
20
Valve: Intake
 $51.08

Part Number:63 017 01-S

In Stock

In Stock
 $51.08
In Stock
 $51.08
21
Valve: Exhaust
 $104.79

Part Number:63 016 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $104.79
Usually ships in 7 - 12 business days
 $104.79
Page H
Kohler CS12-941521 12 HP Engine Page H Diagram
 Fig #
1
Nut: Fw
 $14.53

Part Number:63 100 04-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.53
Usually ships in 7 - 12 business days
 $14.53
2
Washer
 $7.58

Part Number:63 468 06-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.58
Usually ships in 7 - 12 business days
 $7.58
3
Flywheel
 $208.78

Part Number:63 025 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $208.78
Usually ships in 7 - 12 business days
 $208.78
4
Screw
 $4.99

Part Number:63 086 13-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
5
Ign Module Kit (cs8.5-12hp) Obsolete - Not Available
 $203.58

Part Number:63 755 02-S

Discontinued

Discontinued
 $203.58
Discontinued
6
Cap Assembly
 $34.61

Part Number:63 173 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $34.61
Usually ships in 7 - 12 business days
 $34.61
7
Spark Plug
 $12.00

Part Number:66 132 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $12.00
Usually ships in 7 - 12 business days
 $12.00
8
Key: Woodruff
 $11.11

Part Number:63 340 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.11
Usually ships in 7 - 12 business days
 $11.11
9
Oil Level Gauge
 $109.45

Part Number:63 099 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $109.45
Usually ships in 7 - 12 business days
 $109.45
Page I
Kohler CS12-941521 12 HP Engine Page I Diagram
 Fig #
1
Dipstick
 $63.82

Part Number:63 038 02-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $63.82
Usually ships in 7 - 12 business days
 $63.82
2
Tube: Dipstick
 $72.04

Part Number:63 123 01-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $72.04
Usually ships in 7 - 12 business days
 $72.04
3
O-ring: Dipstick Tube
 $3.99

Part Number:63 153 10-S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
 Fig #
Engine Parts

Repair Guides for Kohler 12 HP Engine CS12-941521

How to Test a Small Engine for Spark

If your small engine isn't starting, you'll need to diagnose many issues including the spark plug. This video walks you through the steps of how to test for a spark using a spark tester.

How to Replace the Fuel Filters in Your Outdoor Power Equipment

This video will help you troubleshoot your fuel-line replacement repairs.

Quick Fix: How to Clean a Spark Arrestor Screen on a Small 2-Cycle Engine

This repair video will instruct you how to repair a dirty or damaged spark arrestor on your small engine.

Quick Fix: How to Replace the Spark Plug in a Small Engine

This video will help you replace the spark plug on a small engine which will help get your gas powered equipment up and running again.

Questions & Answers for Kohler CS12-941521

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