Craftsman
Lawn & Garden Engine

Model # 143274612 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143274612 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 151 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
In Stock
Spark Plug 33636
#51

Replacement parts 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
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
In Stock
Rope 590451A
#12

Unit parts diagram

Rope

Part #590451A

Replaced by #590535

?
Manufacturer substitution
This part replaces 590451A. 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
Generac Lawn & Garden Equipment Engine Fuel Line (replaces 14306, 34357) 29774
#109

Replacement parts diagram

Generac 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
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.
BEST SELLER
This item is not returnable
$8.89
10% OFF Phone Price : $9.89
In Stock
Spring Retainer 630731
#2

Carburetor diagram

Spring retainer

Part #630731

Replaced by #631767

?
Manufacturer substitution
This part replaces 630731. Substitute parts can look different from the original.
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Troybilt Lawn & Garden Equipment Screw 650451
#62

Replacement parts diagram

Troybilt lawn & garden equipment screw

Part #650451

This item is not returnable
In Stock
Generac Lawn & Garden Equipment Engine Governor Control Lever Clamp 31335
#36

Replacement parts diagram

Generac lawn & garden equipment engine governor control lever clamp

Part #31335

This item is not returnable
In Stock
Carburetor Lawn & Garden Equipment Engine Carburetor Bowl Drain Valve 27136A
#17

Carburetor 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

Symptoms for electric water heaters

Main causes: excessive tank sediment, high voltage supply…

Main causes: thermostats need adjustment, bad heating elements, faulty thermostats, tank sediment build-up, broken dip t…

Repair guides for electric water heaters

How to replace a water heater element

How to replace a water heater element

If your water heater runs out of hot water quickly and one of the two heating elements has failed, replace the element f…

Repair difficulty
Time required
 30 minutes or less
How to replace an electric water heater thermostat

How to replace an electric water heater thermostat

If the water temperature fluctuates or you don't get enough hot water, follow these instructions to replace your water h…

Repair difficulty
Time required
 30 minutes or less
How to replace a water heater temperature and pressure (T&P) relief valve

How to replace a water heater temperature and pressure (T&P) relief valve

Replace a broken temperature/pressure (T&P) relief valve on an electric water heater using these instructions.…

Repair difficulty
Time required
 15 minutes or less

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.…