Lawn & Garden Engine

Model # BG-MS3270A Official Onan engine

Here are the diagrams and repair parts for Official Onan BG-MS3270A engine, as well as links to manuals and error code tables, if available.

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Browse Parts for
BG-MS3270A Engine
Element 140-1216
#13

Fuel system diagram

Element

Part #140-1216

Replaced by #45-083-02-S

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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
Back Order
Pre-clner 140-1259
#20

Fuel system diagram

Pre-clner

Part #140-1259

Replaced by #45-083-01-S

?
Manufacturer substitution
This part replaces 140-1259. Substitute parts can look different from the original.
This item is not returnable
$7.29
12% OFF Phone Price : $8.29
Back Order
Flat Washer 526-0214
#28

Governor, starter charging alternator & blower housing grp. diagram

Flat washer

Part #526-0214

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

Lead Assembly 336-2132
#14

Ignition group diagram

Lead assembly

Part #336-2132

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

Lawn & Garden Equipment Engine Carburetor Rebuild Kit 142-0570

#NI

All parts diagram

Lawn & garden equipment engine carburetor rebuild kit

Part #142-0570

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

Dust Cover 191-1034
#1

Starter parts group diagram

Dust cover

Part #191-1034

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

Insert 110-0197-02
#28G

Cylinder block diagram

Insert

Part #110-0197-02

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

Piston Pin 112-0143-40
#11F

Crankshaft, flywheel, camshaft and piston group diagram

Piston pin

Part #112-0143-40

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

Rod Assembly 114-0247-20
#14C

Crankshaft, flywheel, camshaft and piston group diagram

Rod assembly

Part #114-0247-20

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

Clip 518-0176
#14

Governor, starter charging alternator & blower housing grp. diagram

Clip

Part #518-0176

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

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