Craftsman
Lawn & Garden Engine

Model # 143361012 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143361012 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 134 parts  |

Lawn Mower O-ring 631028
#25

Carburetor no. 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. 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
$10.12
17% OFF Phone Price : $12.12
In Stock
Spark Plug 35078
#51

Engine 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
Lawn & Garden Equipment Engine Carburetor Gasket (replaces 27141) 26756
#83

Engine diagram

Lawn & garden equipment engine carburetor gasket (replaces 27141)

Part #26756

BEST SELLER
This item is not returnable
$3.03
36% OFF MSRP : $4.70
In Stock
Line 34357
#105

Engine diagram

Line

Part #34357

Replaced by #29774

?
Manufacturer substitution
This part replaces 34357. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.99
14% OFF Phone Price : $6.99
In Stock
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
Carburetor 632046
Carburetor

Part #632046

Replaced by #632795A

?
Manufacturer substitution
This part replaces 632046. Substitute parts can look different from the original.
BEST SELLER
$80.08
17% OFF MSRP : $96.00
In Stock
Primer Assembly 632047
#9

Carburetor no. diagram

Primer assembly

Part #632047

Replaced by #632047A

?
Manufacturer substitution
This part replaces 632047. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
Lawn & Garden Equipment Engine Oil Seal 27897
#26

Engine diagram

Lawn & garden equipment engine oil seal

Part #27897

BEST SELLER
This item is not returnable
$4.69
48% OFF MSRP : $9.00
In Stock
Lawn & Garden Equipment Engine Flywheel Key (replaces 02-403) 611004
#42

Engine diagram

Lawn & garden equipment engine flywheel key (replaces 02-403)

Part #611004

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

Symptoms for gas cooktops

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure, lack of …

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, burner valve failure…

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

Repair guides for gas cooktops

How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Repair difficulty
Time required
 45 minutes or less
How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Repair difficulty
Time required
 30 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.…