Okuma
Lawn & Garden Engine

Model #5.5 OHV Okuma engine

Here are the diagrams and repair parts for Okuma 55-OHV engine, as well as links to manuals and error code tables, if available.


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  • 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”.

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Save to my profileOwner’s manual

Showing 10 of 113 parts

Bolt

#93

Engine assembly Diagram

Bolt

Part #P54598

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

Cylinder Head

#27

Engine assembly Diagram

Cylinder head

Part #P54064

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

Oil Dipstick

#37

Engine assembly Diagram

Oil dipstick

Part #P54086

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

Cylinder Head

#22

Engine assembly Diagram

Cylinder head

Part #P54052

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

Bolt

#24

Engine assembly Diagram

Bolt

Part #P54058

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

Exhaust Gasket

#89

Engine assembly Diagram

Exhaust gasket

Part #P54590

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

Valve Spring

#66

Engine assembly Diagram

Valve spring

Part #P54154

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

Snap Ring

#14

Engine assembly Diagram

Snap ring

Part #P54032

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

Washer

#15

Engine assembly Diagram

Washer

Part #P54034

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

Air Duct

#18

Engine assembly Diagram

Air duct

Part #P54042

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