Onan
Lawn & Garden Engine

Model # B48G-GA019.9/3713B Official Onan gas engine

Here are the diagrams and repair parts for Official Onan B48G-GA0199-3713B 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 280 parts  |

Lock 5/16" - Code 21bj, 21bk, 21bw 850-0045
Lock 5/16" - code 21bj, 21bk, 21bw

Part #850-0045

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

Washer 526-0113
#4

Starter motor diagram

Washer

Part #526-0113

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

Flat Washer 526-0122
#40

Cylinder block diagram

Flat washer

Part #526-0122

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

Flat Washer 526-0018
Flat washer

Part #526-0018

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

Plug 167-0291
#9

Ignition diagram

Plug

Part #167-0291

Replaced by #909

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Manufacturer substitution
This part replaces 167-0291. Substitute parts can look different from the original.
This item is not returnable
In Stock
Flat Washer 526-0214
#12

Governor diagram

Flat washer

Part #526-0214

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

Throttle 146-0261
#9

Carburetor parts diagram

Throttle

Part #146-0261

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

Choke 153-0515
#29

Fuel system diagram

Choke

Part #153-0515

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

Cover 149-1326
#6

Fuel pump parts diagram

Cover

Part #149-1326

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

Housing 140-1662
#6

Fuel system diagram

Housing

Part #140-1662

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

Repair guides for front-engine lawn tractors

How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair difficulty
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How to replace the brake interlock switch on a riding lawn mower

How to replace the brake interlock switch on a riding lawn mower

If the engine won’t start even though the brake is on, the brake interlock switch could be at fault. Here’s how to repla…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair difficulty
Time required
 45 minutes or less

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