Craftsman
Lawn & Garden Engine

Model # 143712012 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143712012 4-cycle engine, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 171 parts  |

Spark Plug 34251
#53A

Basic engine diagram

Spark plug

Part #34251

Replaced by #J19LM

?
Manufacturer substitution
This part replaces 34251. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.80
17% OFF Phone Price : $5.80
In Stock
Spark Plug 33636
#53

Basic engine diagram

Spark plug

Part #33636

Replaced by #J19LM

?
Manufacturer substitution
This part replaces 33636. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.80
17% OFF Phone Price : $5.80
In Stock
Lawn & Garden Equipment Engine Fuel Line (replaces 14306, 34357) 29774
Lawn & garden equipment engine fuel line (replaces 14306, 34357)

Part #29774

BEST SELLER
This item is not returnable
$5.99
14% OFF Phone Price : $6.99
In Stock
Lawn & Garden Equipment Engine Carburetor Bowl Drain Valve 27136A
#16

Carburetor diagram

Lawn & garden equipment engine carburetor bowl drain valve

Part #27136A

This item is not returnable
$8.09
11% OFF Phone Price : $9.09
In Stock
Lawn & Garden Equipment Engine Fuel Pump Rebuild Kit 33010
#148

Basic engine diagram

Lawn & garden equipment engine fuel pump rebuild kit

Part #33010

$40.69
11% OFF Phone Price : $45.69
In Stock
Tube 27627
#100

Basic engine diagram

Tube

Part #27627

Replaced by #35350

?
Manufacturer substitution
This part replaces 27627. Substitute parts can look different from the original.
This item is not returnable
In Stock
Lawn & Garden Equipment Engine Gasket 27554
#25

Carburetor diagram

Lawn & garden equipment engine gasket

Part #27554

This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Screw 650128
Screw

Part #650128

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Carburetor Float 27105
#14

Carburetor diagram

Lawn & garden equipment engine carburetor float

Part #27105

In Stock
Lawn & Garden Equipment Engine Governor Linkage 31968
#42

Basic engine diagram

Lawn & garden equipment engine governor linkage

Part #31968

This item is not returnable
In Stock

Effective articles & videos to help repair your lawn & garden engines

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…