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Craftsman
Lawn & Garden Engine

Model # 143501121 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143501121 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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ALL PARTS
Showing 10 of 198 parts  |
Fuel Line 29774
#118

Basic engine diagram

Fuel line

Part #29774

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

Plug 27625
#25

Basic engine diagram

Plug

Part #27625

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

Spring Retainer 630731
#25

Carburetor no. 29780 diagram

Spring retainer

Part #630731

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

Diaphragm 630749
#22

Carburetor no. 29780 diagram

Diaphragm

Part #630749

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

Screw 28403
#48

Basic engine diagram

Screw

Part #28403

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

Screw 28820
#80

Basic engine diagram

Screw

Part #28820

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

Cover 630751
#23

Carburetor no. 29780 diagram

Cover

Part #630751

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

Washer 630739
#12

Carburetor no. 29780 diagram

Washer

Part #630739

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

Ring 20381
#16

Basic engine diagram

Ring

Part #20381

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

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