Craftsman
Lawn & Garden Engine

Model # 143640091A Official Craftsman carburetor

Here are the diagrams and repair parts for Official Craftsman 143640091A carburetor, 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 28 parts  |

Lawn Mower O-ring 631028
#29

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
Needle Seat 631021
#30

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
$10.12
17% OFF Phone Price : $12.12
In Stock
Lawn & Garden Equipment Engine Carburetor Rebuild Kit (replaces 632760a, 632809) 632760B
#60

Carburetor diagram

Lawn & garden equipment engine carburetor rebuild kit (replaces 632760a, 632809)

Part #632760B

BEST SELLER
$23.60
17% OFF Phone Price : $28.60
In Stock
Lawn & Garden Equipment Engine Carburetor Float Bowl Washer (replaces 49-084) 27110A
#44

Carburetor diagram

Lawn & garden equipment engine carburetor float bowl washer (replaces 49-084)

Part #27110A

BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Lawn & Garden Equipment Engine Carburetor O-ring 632547
#37

Carburetor diagram

Lawn & garden equipment engine carburetor o-ring

Part #632547

BEST SELLER
This item is not returnable
$3.30
30% OFF MSRP : $4.70
In Stock
Carburetor Float 631024
#27

Carburetor diagram

Carburetor float

Part #631024

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Throttle Shaft Seal 631183
Lawn & garden equipment engine throttle shaft seal

Part #631183

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Dust Seal Washer 631184
Lawn & garden equipment engine dust seal washer

Part #631184

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Welch Plug (replaces 53-005) 631027
#48

Carburetor diagram

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

Part #631027

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Welch Plug 630748
#47

Carburetor diagram

Lawn & garden equipment engine welch plug

Part #630748

This item is not returnable
In Stock

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.…