Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
Craftsman 143521021 4-cycle engine

Craftsman 143521021 4-cycle engine Parts

Here are the diagrams and repair parts for Craftsman 143521021 4-cycle engine, as well as links to manuals and error code tables, if available.

By Schematic
By Part
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for 143521021 4-Cycle Engine

  • Condenser for Craftsman 143521021 - Part 30548

    Magneto no. 610667 diagram

    Condenser

    Part #30548

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

  • Fastener for Craftsman 143521021 - Part 28776

    No-pull starter no. 29986 diagram

    Fastener

    Part #28776

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

  • Screw for Craftsman 143521021 - Part 6021

    Basic engine diagram

    Screw

    Part #6021

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

  • Conn Rod Asy for Craftsman 143521021 - Part 28593

    Basic engine diagram

    Conn Rod Asy

    Part #28593

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

  • Intake Pipe for Craftsman 143521021 - Part 30770

    Basic engine diagram

    Intake Pipe

    Part #30770

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

  • Brake for Craftsman 143521021 - Part 29717

    No-pull starter no. 29986 diagram

    Brake

    Part #29717

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

  • Lock Washer for Craftsman 143521021 - Part 27070

    Basic engine diagram

    Lock Washer

    Part #27070

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

  • Washer for Craftsman 143521021 - Part 29804

    No-pull starter no. 29986 diagram

    Washer

    Part #29804

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

  • Pistn/pin for Craftsman 143521021 - Part 27084

    Basic engine diagram

    Pistn/pin

    Part #27084

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

  • Carubretor for Craftsman 143521021 - Part 630446

    Carburetor no. 630893 (power products) diagram

    Carubretor

    Part #630446

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

Symptoms for gas ranges

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Repair guides for gas ranges

How to replace a gas range oven igniter

How to replace a gas range oven igniter

If your gas oven doesn't heat up, the problem could be a faulty oven igniter. These step-by-step instructions guide you …

Repair time and Difficulty

 45 minutes or less
How to replace an oven temperature sensor on a gas range

How to replace an oven temperature sensor on a gas range

See how to replace an oven temperature sensor on a gas range.…

Repair time and Difficulty

 15 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

Repair time and Difficulty

 15 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.…

Parts & More

Blender
Bottom-Mount Refrigerator
Dishwasher
Drill Press
Dryer
Front-Engine Lawn Tractor
Gas Walk-Behind Mower
Lawn Vacuum
Parts
Range
Refrigerator
Snowblower
Washer