Craftsman
Lawn & Garden Engine

Model # 143961670 Official Craftsman engine

Here are the diagrams and repair parts for Official Craftsman 143961670 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 138 parts  |

Lawn & Garden Equipment Engine Air Filter 450252
#245

Engine (71/143) 143.961670 diagram

Lawn & garden equipment engine air filter

Part #450252

This item is not returnable
$4.09
20% OFF Phone Price : $5.09
In Stock
Carburetor 632941B
Carburetor

Part #632941B

Replaced by #640231A

?
Manufacturer substitution
This part replaces 632941B. Substitute parts can look different from the original.
$75.19
6% OFF Phone Price : $80.19
In Stock
Starter Handle 590452
#13

Starter 590690 (71/143) diagram

Starter handle

Part #590452

Replaced by #590701

?
Manufacturer substitution
This part replaces 590452. Substitute parts can look different from the original.
This item is not returnable
$7.80
11% OFF Phone Price : $8.80
In Stock
Lawn & Garden Equipment Engine Exhaust Gasket 510347
#274

Engine (71/143) 143.961670 diagram

Lawn & garden equipment engine exhaust gasket

Part #510347

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Fuel Tank Kit 410277
#300

Engine (71/143) 143.961670 diagram

Lawn & garden equipment engine fuel tank kit

Part #410277

$53.59
9% OFF Phone Price : $58.59
In Stock
Lawn & Garden Equipment Engine Oil Seal 510319
#78

Engine (71/143) 143.961670 diagram

Lawn & garden equipment engine oil seal

Part #510319

In Stock
Lawn & Garden Equipment Engine Ignition Coil (replaces 611291) 611056
#100

Engine (71/143) 143.961670 diagram

Lawn & garden equipment engine ignition coil (replaces 611291)

Part #611056

$65.99
7% OFF Phone Price : $70.99
In Stock
Lawn & Garden Equipment Engine Carburetor Diaphragm And Gasket Kit 632934
#70

Carburetor 632941b div71/143 diagram

Lawn & garden equipment engine carburetor diaphragm and gasket kit

Part #632934

$28.79
15% OFF Phone Price : $33.79
In Stock
Lawn & Garden Equipment Engine Cylinder Head Gasket 510349
#119

Engine (71/143) 143.961670 diagram

Lawn & garden equipment engine cylinder head gasket

Part #510349

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Air Cleaner Cover 450253
#250

Engine (71/143) 143.961670 diagram

Lawn & garden equipment engine air cleaner cover

Part #450253

This item is not returnable
$12.00
14% OFF Phone Price : $14.00
In Stock

Symptoms for gas ranges

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

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

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Repair difficulty
Time required
 60 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

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.…