Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Craftsman
Boating

Model # 21758560 Official Craftsman 3.5-hp outboard motor

Here are the diagrams and repair parts for Official Craftsman 21758560 3.5-hp outboard motor, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

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

Search
ALL PARTS
Showing 10 of 227 parts  |
Gasket 631028
#25

Carburetor assembly diagram

Gasket

Part #631028

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

Float 631023
#14

Carburetor assembly diagram

Float

Part #631023

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

Cover 610118
#43

Engine assembly diagram

Cover

Part #610118

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

Gasket 27554
#18

Carburetor assembly diagram

Gasket

Part #27554

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

Gasket 631334
#21

Carburetor assembly diagram

Gasket

Part #631334

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

Spring 630766
#59

Engine assembly diagram

Spring

Part #630766

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

Ring Set 310190
#6

Engine assembly diagram

Ring set

Part #310190

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

Piston 310230
#5

Engine assembly diagram

Piston

Part #310230

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

Gasket 510274
#18

Engine assembly diagram

Gasket

Part #510274

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

Starter 590420
Starter

Part #590420

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

Symptoms for gas ranges

Why isn't my range's gas burner heating properly?

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

Read more

Why won't my range's gas burner spark or ignite?

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

Read more

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Read more
Repair difficulty
Time required
 60 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…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas ranges

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

Read more
How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Read more
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.…

Read more

Parts & More