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Onan
Lawn & Garden Engine

Model # B48G-GA020/3858C Official Onan gas engine

Here are the diagrams and repair parts for Official Onan B48G-GA020-3858C 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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Showing 10 of 297 parts  |
Plug 167-0291
#9

Ignition diagram

Plug

Part #167-0291

Replaced by #909

?
Manufacturer substitution
This part replaces 167-0291. Substitute parts can look different from the original.
This item is not returnable
$5.40
In Stock
Line 503-0874
#38

Fuel system diagram

Line

Part #503-0874

Replaced by #30962

?
Manufacturer substitution
This part replaces 503-0874. Substitute parts can look different from the original.
This item is not returnable
$6.76 | 
13% OFF Phone Price : $7.76
Back Order
Flat Washer 526-0018
Flat washer

Part #526-0018

Replaced by #STD551025

?
Manufacturer substitution
This part replaces 526-0018. Substitute parts can look different from the original.
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
.005" Oversize 112-0164-05
#1B

Piston and rod diagram

.005" oversize

Part #112-0164-05

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

Brush 191-1041
#28

Starter motor parts diagram

Brush

Part #191-1041

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

Throttle 146-0261
#9

Carburetor diagram

Throttle

Part #146-0261

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

Lead 167-1596
#8B

Ignition diagram

Lead

Part #167-1596

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

Guide 110-1807
#16

Cylinder block diagram

Guide

Part #110-1807

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

Washer 526-0234
#9

Fuel system diagram

Washer

Part #526-0234

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

Lifting 403-1523
#12

Air housing diagram

Lifting

Part #403-1523

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

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