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Craftsman
Lawn & Garden Engine

Model # 143626152 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143626152 4-cycle engine, as well as links to manuals and error code tables, if available.

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

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Model diagram and schematic

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ALL PARTS
Showing 10 of 169 parts  |
Lawn Mower O-ring 631028
#25

Carburetor 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
Back Order
Needle Seat 631021
#12

Carburetor 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
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Starter Rope 590386
#9

Rewind starter diagram

Starter rope

Part #590386

Replaced by #590535

?
Manufacturer substitution
This part replaces 590386. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.49
| 
29% OFF Phone Price : $3.49
Back Order
Breather Element Air Filter 28424
#40

Basic engine diagram

Breather element air filter

Part #28424

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

Carburetor Float 631023
#14

Carburetor diagram

Carburetor float

Part #631023

Replaced by #632019A

?
Manufacturer substitution
This part replaces 631023. Substitute parts can look different from the original.
This item is not returnable
$8.89
| 
10% OFF Phone Price : $9.89
In Stock
Generac Lawn & Garden Equipment Engine Service Manual (replaces 692509, 730546, 740048) 740049

#NI

All parts diagram

Generac lawn & garden equipment engine service manual (replaces 692509, 730546, 740048)

Part #740049

This item is not returnable
$12.19
| 
14% OFF Phone Price : $14.19
In Stock
Fuel Bowl 631025
#16

Carburetor 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
Lauson Lawn & Garden Equipment Engine Carburetor Rebuild Kit 31840
#31

Carburetor diagram

Lauson lawn & garden equipment engine carburetor rebuild kit

Part #31840

This item is not returnable
$22.60
| 
21% OFF Phone Price : $28.60
In Stock
/fuel Clamp 26460
#119

Basic engine diagram

/fuel clamp

Part #26460

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

Troybilt Lawn & Garden Equipment Engine Welch Plug (replaces 53-005) 631027
#11

Carburetor diagram

Troybilt lawn & garden equipment engine welch plug (replaces 53-005)

Part #631027

This item is not returnable
$2.16
In Stock

Symptoms for gas walk-behind mowers

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

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Why does my lawn mower stall?

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

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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...

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Why does my lawn mower cut unevenly?

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

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Why won't my lawn mower move?

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

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Why does my lawn mower run rough?

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

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Why does my lawn mower vibrate a lot?

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

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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.

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How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks....

Read more
Repair difficulty
Time required
60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope....

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

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix....

Read more
Repair difficulty
Time required
15 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.

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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....

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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....

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