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 143973804 engine

Craftsman 143973804 engine Parts

Here are the diagrams and repair parts for Craftsman 143973804 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 143973804 Engine

  • Craftsman Lawn & Garden Equipment Engine Carburetor Needle Valve Kit for Craftsman 143973804 - Part 631021B

    Carburetor 632756 (71/143) diagram

    Needle Seat

    Part #631021

    Replaced by #631021B

    Info Icon
    Manufacturer substitution
    This part replaces 631021. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $11.38
    15% OFF Phone Price : $13.38Info Icon
    Minus Item
    Qty
    Plus Item
  • Craftsman Lawn & Garden Equipment Engine Muffler for Craftsman 143973804 - Part 36790A

    Engine 143.973804 diagram

    Muffler

    Part #36790

    Replaced by #36790A

    Info Icon
    Manufacturer substitution
    This part replaces 36790. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $11.51
    Minus Item
    Qty
    Plus Item
  • Craftsman Lawn & Garden Equipment Engine Oil Sump Gasket for Craftsman 143973804 - Part 37609

    Engine 143.973804 diagram

    Gasket

    Part #35261

    Replaced by #37609

    Info Icon
    Manufacturer substitution
    This part replaces 35261. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $30.82
    16% OFF Phone Price : $36.82Info Icon
    Minus Item
    Qty
    Plus Item
  • Tractor Accessories Lawn & Garden Equipment Engine Recoil Starter Housing for Craftsman 143973804 - Part 590687B

    Starter 590738 diagram

    Starter Housing

    Part #590687A

    Replaced by #590687B

    Info Icon
    Manufacturer substitution
    This part replaces 590687A. Substitute parts can look different from the original.
    In Stock
    $43.01
    12% OFF Phone Price : $49.01Info Icon
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Engine Oil Sump for Craftsman 143973804 - Part 37608A

    Engine 143.973804 diagram

    Mounting Flange

    Part #34311D

    Replaced by #37608A

    Info Icon
    Manufacturer substitution
    This part replaces 34311D. Substitute parts can look different from the original.
    In Stock
    $77.26
    7% OFF Phone Price : $83.26Info Icon
    Minus Item
    Qty
    Plus Item
  • Craftsman Lawn & Garden Equipment Engine Carburetor Float Bowl Washer for Craftsman 143973804 - Part 27110A

    Carburetor 632756 (71/143) diagram

    Gasket

    Part #27110

    Replaced by #27110A

    Info Icon
    Manufacturer substitution
    This part replaces 27110. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.74
    27% OFF Phone Price : $3.74Info Icon
    Minus Item
    Qty
    Plus Item
  • Craftsman Lawn & Garden Equipment Engine Link for Craftsman 143973804 - Part 34336A

    Engine 143.973804 diagram

    Governor Link

    Part #34336

    Replaced by #34336A

    Info Icon
    Manufacturer substitution
    This part replaces 34336. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.82
    26% OFF Phone Price : $3.82Info Icon
    Minus Item
    Qty
    Plus Item
  • Craftsman Lawn & Garden Equipment Engine Fuel Line for Craftsman 143973804 - Part 29774

    Engine 143.973804 diagram

    Line

    Part #34357

    Replaced by #29774

    Info Icon
    Manufacturer substitution
    This part replaces 34357. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $3.05
    25% OFF Phone Price : $4.05Info Icon
    Minus Item
    Qty
    Plus Item
  • Crankshaft for Craftsman 143973804 - Part 33012

    #NI

    All parts diagram

    Crankshaft

    Part #33012

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

  • Ex Valve Std for Craftsman 143973804 - Part 36779

    Engine 143.973804 diagram

    Ex Valve Std

    Part #36779

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

Symptoms for electric ranges

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Repair guides for electric ranges

How to replace an oven temperature sensor on an electric range

How to replace an oven temperature sensor on an electric range

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

Repair time and Difficulty

 15 minutes or less
How to replace an electric range oven control board

How to replace an electric range oven control board

If the electronic oven control board isn't powering the bake and broil functions, you can replace it in less than half a…

Repair time and Difficulty

 15 minutes or less
How to replace a range surface element control switch

How to replace a range surface element control switch

The surface element control switch lets you turn the stovetop elements on and off, and to set the heat level. These step…

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

Bottom-Mount Refrigerator
Carpet Cleaner
Cycling
Dryer
Electric Cooktop
Electric Range
Front-Engine Lawn Tractor
Hedge Trimmer
Lawn Vacuum
Microwave/Hood Combo
Parts
Plumbing
Range
Side-By-Side Refrigerator
Table Saw
Television
Toaster Oven
Top-Mount Refrigerator