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
Lauson H40-55086D 4-cycle engine

Lauson H40-55086D 4-cycle engine Parts

Here are the diagrams and repair parts for Lauson H40-55086D 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 H40-55086D 4-Cycle Engine

  • Nut And Washer for Lauson H40-55086D - Part 30322

    Basic engine diagram

    Nut And Washer

    Part #30322

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

  • Screw for Lauson H40-55086D - Part 650548

    Basic engine diagram

    Screw

    Part #650548

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

  • Stud for Lauson H40-55086D - Part 29309

    Basic engine diagram

    Stud

    Part #29309

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

  • Washer for Lauson H40-55086D - Part 30094

    Basic engine diagram

    Washer

    Part #30094

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

  • Washer for Lauson H40-55086D - Part 8303

    Basic engine diagram

    Washer

    Part #8303

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

  • Screw for Lauson H40-55086D - Part 28261

    Basic engine diagram

    Screw

    Part #28261

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

  • /carb Float for Lauson H40-55086D - Part 631024

    Carburetor no. 631017a diagram

    /carb Float

    Part #631024

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

  • Screw for Lauson H40-55086D - Part 650572

    Basic engine diagram

    Screw

    Part #650572

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

  • Retainer for Lauson H40-55086D - Part 31280

    Rewind starter no. 590374 diagram

    Retainer

    Part #31280

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

  • Housing Assembly for Lauson H40-55086D - Part 31283

    Rewind starter no. 590374 diagram

    Housing Assembly

    Part #31283

    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

Air Compressor
Bottom-Mount Refrigerator
Camcorder
Dishwasher
Electric Range
Gas Cooktop
Gas Snowblower
Gas Walk-Behind Mower
Parts
Reciprocating Saw