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

Tecumseh TYPE 643-21 engine Parts

Here are the diagrams and repair parts for Tecumseh TYPE 643-21 engine, as well as links to manuals and error code tables, if available.

Tecumseh TYPE 643-21 engine
By Schematic
By Part
SELECT DIAGRAM
?

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

Browse Parts for TYPE 643-21 Engine

  • Starter for Tecumseh TYPE 643-21 - Part 590148

    Rewind starter no. 590420 diagram

    Starter

    Part #590148

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

  • Clip for Tecumseh TYPE 643-21 - Part 31311

    Magneto no. 610832a diagram

    Clip

    Part #31311

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

  • Control Lever for Tecumseh TYPE 643-21 - Part 570485

    Basic engine diagram

    Control Lever

    Part #570485

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

  • Shoe for Tecumseh TYPE 643-21 - Part 610281

    Magneto no. 610832a diagram

    Shoe

    Part #610281

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

  • Flywheel for Tecumseh TYPE 643-21 - Part 610751

    Magneto no. 610832a diagram

    Flywheel

    Part #610751

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

  • Inlet Needle for Tecumseh TYPE 643-21 - Part 631725

    Carburetor no. 631899 diagram

    Inlet Needle

    Part #631725

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

  • Wire for Tecumseh TYPE 643-21 - Part 610809

    Basic engine diagram

    Wire

    Part #610809

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

  • Choke Rod for Tecumseh TYPE 643-21 - Part 570405

    Basic engine diagram

    Choke Rod

    Part #570405

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

  • Stator Ay for Tecumseh TYPE 643-21 - Part 610833

    Magneto no. 610832a diagram

    Stator Ay

    Part #610833

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

  • Sprg/keeper for Tecumseh TYPE 643-21 - Part 590414

    Rewind starter no. 590420 diagram

    Sprg/keeper

    Part #590414

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

Repair guides for electric wall ovens

How to replace a wall oven broil element

How to replace a wall oven broil element

Follow these step-by-step instructions to replace the broiler element in an electric oven.…

Repair time and Difficulty

 15 minutes or less
How to replace a temperature sensor on an electric wall oven

How to replace a temperature sensor on an electric wall oven

These step-by-step instructions guide you through replacing a temperature sensing probe on an electric wall oven.…

Repair time and Difficulty

 15 minutes or less
How to replace a wall oven hidden bake element

How to replace a wall oven hidden bake element

These step-by-step instructions guide you through replacing the hidden bake element.…

Repair time and Difficulty

 30 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

Canister Vacuum
Dishwasher
Gas Walk-Behind Mower
Generator
Lawn & Garden Engine
Microwave/Hood Combo
Parts
Repair