Craftsman
Lawn & Garden Engine

Model # 143680012 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143680012 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 203 parts  |

Line 34357
#167

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
Gasket 27110
#20

Carburetor diagram

Gasket

Part #27110

Replaced by #27110A

?
Manufacturer substitution
This part replaces 27110. 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
Troybilt Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#145

Engine diagram

Troybilt lawn & garden equipment engine fuel line clamp

Part #26460

BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Lauson Lawn & Garden Equipment Engine Fuel Line (replaces 30241, 430217, 503-1199, 503-1577, Tc-30962) 30962
#166

Engine diagram

Lauson lawn & garden equipment engine fuel line (replaces 30241, 430217, 503-1199, 503-1577, tc-30962)

Part #30962

This item is not returnable
$6.76
13% OFF Phone Price : $7.76
In Stock
Screw 30688
#82

Engine diagram

Screw

Part #30688

Replaced by #30063

?
Manufacturer substitution
This part replaces 30688. Substitute parts can look different from the original.
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Lawn & Garden Equipment Engine Screw 28942
#170

Engine diagram

Lawn & garden equipment engine screw

Part #28942

This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Screw 30564
#34

Engine diagram

Screw

Part #30564

Replaced by #650451

?
Manufacturer substitution
This part replaces 30564. Substitute parts can look different from the original.
This item is not returnable
In Stock
Lauson Lawn & Garden Equipment Engine Starter Pinion Gear Retainer Ring 33842
#2

Starter motor diagram

Lauson lawn & garden equipment engine starter pinion gear retainer ring

Part #33842

This item is not returnable
In Stock
Lauson Gear 33844
#5

Starter motor diagram

Lauson gear

Part #33844

In Stock
Valve Spring 33507
#23

Engine diagram

Valve spring

Part #33507

This item is not returnable
In Stock

Repair guides for front-engine lawn tractors

How to replace a ground drive belt on a riding lawn mower

How to replace a ground drive belt on a riding lawn mower

Replace the ground drive belt if it's broken or too worn to spin the transaxle pulley.…

Repair difficulty
Time required
 45 minutes or less
How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair difficulty
Time required
 45 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.…