Craftsman
Lawn & Garden Engine

Model # 143963810 Official Craftsman engine

Here are the diagrams and repair parts for Official Craftsman 143963810 engine, as well as links to manuals and error code tables, if available.

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Showing 10 of 135 parts  |

Troybilt Lawn & Garden Equipment Engine Air Filter 35066
#245

Engine (71/143) 143.963810 diagram

Troybilt lawn & garden equipment engine air filter

Part #35066

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Troybilt Lawn & Garden Equipment Engine Carburetor Gasket (replaces 27141) 26756
#184

Engine (71/143) 143.963810 diagram

Troybilt lawn & garden equipment engine carburetor gasket (replaces 27141)

Part #26756

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Starter 590694
#390

Engine (71/143) 143.963810 diagram

Starter

Part #590694

Replaced by #590785

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Manufacturer substitution
This part replaces 590694. Substitute parts can look different from the original.
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Tecumseh Lawn & Garden Equipment Engine Air Filter Cover (replaces 35986, B35065) 35065
#250

Engine (71/143) 143.963810 diagram

Tecumseh lawn & garden equipment engine air filter cover (replaces 35986, b35065)

Part #35065

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Troybilt Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#292

Engine (71/143) 143.963810 diagram

Troybilt lawn & garden equipment engine fuel line clamp

Part #26460

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Float 632019
#28

Carburetor 632046a diagram

Float

Part #632019

Replaced by #632019A

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Primer Assembly 632047
#35

Carburetor 632046a diagram

Primer assembly

Part #632047

Replaced by #632047A

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This part replaces 632047. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine O-ring 34265
#306

Engine (71/143) 143.963810 diagram

Lawn & garden equipment engine o-ring

Part #34265

Replaced by #36832

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This part replaces 34265. Substitute parts can look different from the original.
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Troybilt Lawn & Garden Equipment O-ring 35499
#307

Engine (71/143) 143.963810 diagram

Troybilt lawn & garden equipment o-ring

Part #35499

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Troybilt Lawn & Garden Equipment Engine Air Filter Collar 35797
#241

Engine (71/143) 143.963810 diagram

Troybilt lawn & garden equipment engine air filter collar

Part #35797

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Symptoms for water softeners

Choose a symptom to see related water softener repairs.

Main causes: faulty brine valve assembly, bad rotor valve…

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…

Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed…

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…

Main causes: lack of electrical power, bad power transformer, faulty timer…

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

Repair guides for water softeners

These step-by-step repair guides will help you safely fix what’s broken on your water softener.

How to replace a water softener valve motor

How to replace a water softener valve motor

The valve motor rotates the valve rotor to operate the water softener. If the water softener valve motor fails, follow t…

Repair difficulty
Time required
 30 minutes or less
How to replace a water softener venturi

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…

Repair difficulty
Time required
 15 minutes or less
How to replace a water softener rotor position switch

How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step…

Repair difficulty
Time required
 30 minutes or less

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

Use the advice and tips in these articles and videos to get the most out of your water softener.

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Top questions about Sears and Sears PartsDirect

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What are the main components of a lawn mower?

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