Craftsman
Lawn & Garden Engine

Model # 143344452 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143344452 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 147 parts  |

Lawn Mower O-ring 631028
#25

Replacement parts diagram

Lawn mower o-ring

Part #631028

Replaced by #631028A

?
Manufacturer substitution
This part replaces 631028. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Spark Plug 35078
#51

Replacement parts diagram

Spark plug

Part #35078

Replaced by #J19LM

?
Manufacturer substitution
This part replaces 35078. 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
Needle Seat 631021
#12

Replacement parts diagram

Needle seat

Part #631021

Replaced by #631021B

?
Manufacturer substitution
This part replaces 631021. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$9.79
9% OFF Phone Price : $10.79
Back Order
Lawn & Garden Equipment Engine Recoil Starter Rope, 98-in (replaces 1258, 28288, 28358, 28528, 30971, 31285, 31395, 31396, 31696, 590451a, 590456, 590527, 730608, 740032) 590535
#9

Rewind starter diagram

Lawn & garden equipment engine recoil starter rope, 98-in (replaces 1258, 28288, 28358, 28528, 30971, 31285, 31395, 31396, 31696, 590451a, 590456, 590527, 730608, 740032)

Part #590535

BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Lamination 34443A
#118

Replacement parts diagram

Lamination

Part #34443A

Replaced by #34443D

?
Manufacturer substitution
This part replaces 34443A. Substitute parts can look different from the original.
BEST SELLER
$45.43
12% OFF Phone Price : $51.43
In Stock
Lawn & Garden Equipment Engine Fuel Line (replaces 32180, 32180a, 32180b, 500236, Tc-32180c) 32180C
#104

Replacement parts diagram

Lawn & garden equipment engine fuel line (replaces 32180, 32180a, 32180b, 500236, tc-32180c)

Part #32180C

BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Float 632019
#14

Replacement parts diagram

Float

Part #632019

Replaced by #632019A

?
Manufacturer substitution
This part replaces 632019. Substitute parts can look different from the original.
This item is not returnable
$8.89
10% OFF Phone Price : $9.89
In Stock
Lawn & Garden Equipment Engine O-ring 34265
#124

Replacement parts diagram

Lawn & garden equipment engine o-ring

Part #34265

Replaced by #36832

?
Manufacturer substitution
This part replaces 34265. Substitute parts can look different from the original.
This item is not returnable
In Stock
Filter 3331
#89

Replacement parts diagram

Filter

Part #3331

Replaced by #36693

?
Manufacturer substitution
This part replaces 3331. Substitute parts can look different from the original.
This item is not returnable
$13.69
13% OFF Phone Price : $15.69
In Stock
Flange Gasket 26750A
#24

Replacement parts diagram

Flange gasket

Part #26750A

Replaced by #37609

?
Manufacturer substitution
This part replaces 26750A. Substitute parts can look different from the original.
This item is not returnable
Back Order

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.…