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 # 143971670 Official Craftsman engine

Here are the diagrams and repair parts for Official Craftsman 143971670 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 101 parts  |
Troybilt Lawn & Garden Equipment Engine Spark Plug Boot (replaces 27276, Tc-610118) 610118
#101

Engine 143.971670 diagram

Troybilt lawn & garden equipment engine spark plug boot (replaces 27276, tc-610118)

Part #610118

This item is not returnable
$5.24 | 
16% OFF Phone Price : $6.24
In Stock
Carburetor 632979
#0

Carburetor 632979 (71/143) diagram

Carburetor

Part #632979

Replaced by #640231A

?
Manufacturer substitution
This part replaces 632979. Substitute parts can look different from the original.
$75.19 | 
7% OFF Phone Price : $81.19
In Stock
Lawn & Garden Equipment Engine Air Filter Screen 450255
#245A

Engine 143.971670 diagram

Lawn & garden equipment engine air filter screen

Part #450255

This item is not returnable
$7.59 | 
12% OFF Phone Price : $8.59
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 Ignition Coil (replaces 611291) 611056
#100

Engine 143.971670 diagram

Lawn & garden equipment engine ignition coil (replaces 611291)

Part #611056

$65.99 | 
8% OFF Phone Price : $71.99
In Stock
Lawn & Garden Equipment Engine Carburetor Gasket 510327B
#184

Engine 143.971670 diagram

Lawn & garden equipment engine carburetor gasket

Part #510327B

This item is not returnable
$5.71
In Stock
Lawn & Garden Equipment Engine Fuel Line Clamp 410253
#292

Engine 143.971670 diagram

Lawn & garden equipment engine fuel line clamp

Part #410253

This item is not returnable
$2.16
In Stock
Screw 650938
#277

Engine 143.971670 diagram

Screw

Part #650938

Replaced by #650988

?
Manufacturer substitution
This part replaces 650938. Substitute parts can look different from the original.
This item is not returnable
$4.59 | 
18% OFF Phone Price : $5.59
In Stock
Rope 590639
#12

Starter 590690 (71/143) diagram

Rope

Part #590639

Replaced by #590639A

?
Manufacturer substitution
This part replaces 590639. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Engine Throttle Shaft Return Spring 570701
#203

Engine 143.971670 diagram

Lawn & garden equipment engine throttle shaft return spring

Part #570701

This item is not returnable
$2.16
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Repair guides for rear-tine tillers

How to replace a tiller drive belt

How to replace a tiller drive belt

The drive belt connects the engine to the transmission, which drives the tines and wheels. If the drive belt is worn an…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the tines on a rear-tine tiller

How to replace the tines on a rear-tine tiller

Badly worn tines cut through the soil less effectively. If the tines are bent, dull or worn, follow these steps to repla…

Read more
Repair difficulty
Time required
 30 minutes or less

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

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