Tecumseh
Lawn & Garden Engine

Model # TYPE 642-16B Official Tecumseh 3.0-hp outboard motor

Here are the diagrams and repair parts for Official Tecumseh TYPE-642-16B 3.0-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 220 parts  |

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

Clip 631022
#13

Carburetor assembly diagram

Clip

Part #631022

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

Gasket 510217
#29

Engine assembly diagram

Gasket

Part #510217

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

Fuel Fitting 29683
#53

Engine assembly diagram

Fuel fitting

Part #29683

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

Gasket 631334
#21

Carburetor assembly diagram

Gasket

Part #631334

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

Piston 310230
#5

Engine assembly diagram

Piston

Part #310230

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

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.…