Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Craftsman
Lawn & Garden Engine

Model # 143246322 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143246322 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 178 parts  |
Lawn Mower O-ring 631028
#25

Carburetor no. 631810 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
Needle Seat 631021
#12

Carburetor no. 631810 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
In Stock
Starter Rope 30971
#9

Rewind starter diagram

Starter rope

Part #30971

Replaced by #590535

?
Manufacturer substitution
This part replaces 30971. 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
Cook Top Side Trim Kit Lawn & Garden Equipment Engine Air Filter (replaces 28424l) 28424
#82

Engine diagram

Cook top side trim kit lawn & garden equipment engine air filter (replaces 28424l)

Part #28424

BEST SELLER
This item is not returnable
$4.14 | 
19% OFF Phone Price : $5.14
In Stock
Carburetor Float 631023
#14

Carburetor no. 631810 diagram

Carburetor float

Part #631023

Replaced by #632019A

?
Manufacturer substitution
This part replaces 631023. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$8.89 | 
10% OFF Phone Price : $9.89
In Stock
Fuel Bowl 631025
#16

Carburetor no. 631810 diagram

Fuel bowl

Part #631025

Replaced by #631867

?
Manufacturer substitution
This part replaces 631025. Substitute parts can look different from the original.
This item is not returnable
$3.49 | 
22% OFF Phone Price : $4.49
In Stock
Lawn & Garden Equipment Engine Locking Plate 31588
#106

Engine diagram

Lawn & garden equipment engine locking plate

Part #31588

This item is not returnable
$4.27 | 
19% OFF Phone Price : $5.27
In Stock
Screw 30688
#89

Engine diagram

Screw

Part #30688

Replaced by #30063

?
Manufacturer substitution
This part replaces 30688. Substitute parts can look different from the original.
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Carburetor Lawn & Garden Equipment Engine Carburetor Bowl Drain Valve 27136A
#17

Carburetor no. 631810 diagram

Carburetor 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
Generac Lawn & Garden Equipment Engine Governor Control Lever Clamp 31335
#42

Engine diagram

Generac lawn & garden equipment engine governor control lever clamp

Part #31335

This item is not returnable
$2.16
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

View all

Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Read more

Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Read more

Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Read more

Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Read more

Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Read more

Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Read more

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

View all
How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Read more
Repair difficulty
Time required
 45 minutes or less

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

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

View all
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.…

Read more
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.…

Read more

Parts & More