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Craftsman 143173012 4-cycle engine Parts

Here are the diagrams and repair parts for Craftsman 143173012 4-cycle engine, as well as links to manuals and error code tables, if available.

Craftsman 143173012 4-cycle engine
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Browse Parts for 143173012 4-Cycle Engine

  • Head Gasket for Craftsman 143173012 - Part 29953B

    Basic engine diagram

    Head Gasket

    Part #29953B

    The manufacturer no longer makes this part, and there's no substitute part

  • Screw for Craftsman 143173012 - Part 610593

    Magneto no. 610693a diagram

    Screw

    Part #610593

    The manufacturer no longer makes this part, and there's no substitute part

  • Piston Pin for Craftsman 143173012 - Part 31306

    Basic engine diagram

    Piston Pin

    Part #31306

    The manufacturer no longer makes this part, and there's no substitute part

  • Tube for Craftsman 143173012 - Part 30138

    Basic engine diagram

    Tube

    Part #30138

    The manufacturer no longer makes this part, and there's no substitute part

  • Ring for Craftsman 143173012 - Part 31749

    Basic engine diagram

    Ring

    Part #31749

    The manufacturer no longer makes this part, and there's no substitute part

  • Clip for Craftsman 143173012 - Part 31311

    Magneto no. 610693a diagram

    Clip

    Part #31311

    The manufacturer no longer makes this part, and there's no substitute part

  • Core/plate for Craftsman 143173012 - Part 30545

    Magneto no. 610693a diagram

    Core/plate

    Part #30545

    The manufacturer no longer makes this part, and there's no substitute part

  • Screw for Craftsman 143173012 - Part 6023

    Basic engine diagram

    Screw

    Part #6023

    The manufacturer no longer makes this part, and there's no substitute part

  • O-ring for Craftsman 143173012 - Part 630740

    Carburetor no. 631243 diagram

    O-ring

    Part #630740

    The manufacturer no longer makes this part, and there's no substitute part

  • Shaft for Craftsman 143173012 - Part 31748

    Basic engine diagram

    Shaft

    Part #31748

    The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…

Things to do: tune up the engine, inject pump saver into the water pump when storing the pressure washer for the winter…

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…

Main causes: faulty unloader valve, bad pressure regulator…

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…

Repair guides for gas pressure washers

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

How to replace a pressure washer pump

How to replace a pressure washer pump

The pump can be damaged by air in the inlet water supply or by chemicals that remain in the pump body after using the ch…

Repair time and Difficulty

 15 minutes or less
How to install a pressure washer O-ring kit

How to install a pressure washer O-ring kit

O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps t…

Repair time and Difficulty

 45 minutes or less
How to replace a pressure washer unloader valve

How to replace a pressure washer unloader valve

The unloader valve recirculates water to protect the pump from damage. If the unloader valve is defective, replace it us…

Repair time and Difficulty

 15 minutes or less

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

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