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Onan
Lawn & Garden Engine

Model # B48M-GA018 Official Onan gas engine

Here are the diagrams and repair parts for Official Onan B48M-GA018 gas engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 263 parts  |
Filter 122-0338
#15

Oil system diagram

Filter

Part #122-0338

Replaced by #52-050-02-S1

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Manufacturer substitution
This part replaces 122-0338. Substitute parts can look different from the original.
BEST SELLER
$14.24 | 
12% OFF Phone Price : $16.24
In Stock
Element 140-1216
#4

Fuel system diagram

Element

Part #140-1216

Replaced by #45-083-02-S

?
Manufacturer substitution
This part replaces 140-1216. Substitute parts can look different from the original.
This item is not returnable
$25.09 | 
19% OFF Phone Price : $31.09
In Stock
Plug 167-0298
#9

Ignition diagram

Plug

Part #167-0298

Replaced by #857

?
Manufacturer substitution
This part replaces 167-0298. Substitute parts can look different from the original.
This item is not returnable
$6.46
In Stock
Flat Washer 526-0018
#39

Cylinder block diagram

Flat washer

Part #526-0018

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

Cap Screw 800-0028
#13

Oil system diagram

Cap screw

Part #800-0028

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

Screw 815-0290
#5

Air housing diagram

Screw

Part #815-0290

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

Spring 150-1214
#4

Governor diagram

Spring

Part #150-1214

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

R. Side 110-2564
#37A

Cylinder block diagram

R. side

Part #110-2564

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

Cam Pin 105-0402
#11

Camshaft diagram

Cam pin

Part #105-0402

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

Valve Insert 110-1824
#13A

Cylinder block diagram

Valve insert

Part #110-1824

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

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Time required
 15 minutes or less

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