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

  • Screw for Craftsman 143521021 - Part 29826

    Basic engine diagram

    Screw

    Part #29826

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

  • Flywheel for Craftsman 143521021 - Part 30556

    Magneto no. 610667 diagram

    Flywheel

    Part #30556

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

  • Baffle for Craftsman 143521021 - Part 28621

    Basic engine diagram

    Baffle

    Part #28621

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

  • Camshaft for Craftsman 143521021 - Part 29615

    Basic engine diagram

    Camshaft

    Part #29615

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

  • Rod for Craftsman 143521021 - Part 30637

    Basic engine diagram

    Rod

    Part #30637

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

  • Knob for Craftsman 143521021 - Part 29228

    No-pull starter no. 29986 diagram

    Knob

    Part #29228

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

  • Lever for Craftsman 143521021 - Part 30853

    Basic engine diagram

    Lever

    Part #30853

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

  • Nut And Washer for Craftsman 143521021 - Part 29752

    Basic engine diagram

    Nut And Washer

    Part #29752

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

  • Handle Assembly for Craftsman 143521021 - Part 29987

    No-pull starter no. 29986 diagram

    Handle Assembly

    Part #29987

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

  • Tank Assembly for Craftsman 143521021 - Part 30779

    Basic engine diagram

    Tank Assembly

    Part #30779

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

Symptoms for upright vacuums

Main causes: dirty sensor eyes, bad dirt sensor control board…

Main causes: wiring failure, faulty dirt sensor control board…

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