Craftsman
Lawn & Garden Engine

Model # 143531142 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143531142 4-cycle engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 186 parts  |

Plug Cover 27276
#93

Basic engine diagram

Plug cover

Part #27276

The manufacturer no longer makes this part, and there's no substitute part

Element 31410
#40

Basic engine diagram

Element

Part #31410

The manufacturer no longer makes this part, and there's no substitute part

Valve Kit 29314
#5

Basic engine diagram

Valve kit

Part #29314

The manufacturer no longer makes this part, and there's no substitute part

Governor Gear Assembly 30591
#107

Basic engine diagram

Governor gear assembly

Part #30591

The manufacturer no longer makes this part, and there's no substitute part

Gasket 27677
#26

Basic engine diagram

Gasket

Part #27677

The manufacturer no longer makes this part, and there's no substitute part

/gvnr Shaft 30574
#106

Basic engine diagram

/gvnr shaft

Part #30574

The manufacturer no longer makes this part, and there's no substitute part

Gasket 630750
#21

Carburetor no. 630989 diagram

Gasket

Part #630750

The manufacturer no longer makes this part, and there's no substitute part

Shft/levr 630983
#1

Carburetor no. 630989 diagram

Shft/levr

Part #630983

The manufacturer no longer makes this part, and there's no substitute part

Gasket Set 31346
#140

Basic engine diagram

Gasket set

Part #31346

The manufacturer no longer makes this part, and there's no substitute part

Gasket 630742
#19

Carburetor no. 630989 diagram

Gasket

Part #630742

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas cooktops

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure, lack of …

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, burner valve failure…

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

Repair guides for gas cooktops

How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Repair difficulty
Time required
 45 minutes or less
How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Repair difficulty
Time required
 30 minutes or less

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