Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
Onan BG-MS2980A engine

Onan BG-MS2980A engine Parts

Here are the diagrams and repair parts for Onan BG-MS2980A engine, as well as links to manuals and error code tables, if available.

By Schematic
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for BG-MS2980A Engine

  • Cylinder Head for Onan BG-MS2980A - Part 110-2273

    Cylinder block group diagram

    Cylinder Head

    Part #110-2273

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

  • Housing for Onan BG-MS2980A - Part 134-2991

    Governor, starter, charging alternator & blower housing grp. diagram

    Housing

    Part #134-2991

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

  • Spacer for Onan BG-MS2980A - Part 150-1257

    Crankshaft, flyweel, camshaft and piston group diagram

    Spacer

    Part #150-1257

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

  • Plate for Onan BG-MS2980A - Part 101-0439

    Cylinder block group diagram

    Plate

    Part #101-0439

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

  • Guard for Onan BG-MS2980A - Part 134-3212

    Crankshaft, flyweel, camshaft and piston group diagram

    Guard

    Part #134-3212

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

  • Lawn & Garden Equipment Engine Oil Pump Gasket Kit for Onan BG-MS2980A - Part 120-0161

    Gear cover, oil base and oil pump group diagram

    Lawn & Garden Equipment Engine Oil Pump Gasket Kit

    Part #120-0161

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

  • Stator for Onan BG-MS2980A - Part 191-1102

    Governor, starter, charging alternator & blower housing grp. diagram

    Stator

    Part #191-1102

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

  • Pin for Onan BG-MS2980A - Part 516-0072

    Cylinder block group diagram

    Pin

    Part #516-0072

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

  • Cap Screw for Onan BG-MS2980A - Part 800-0034

    Fuel system group diagram

    Cap Screw

    Part #800-0034

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

  • Ring for Onan BG-MS2980A - Part 113-0186-40

    Crankshaft, flyweel, camshaft and piston group diagram

    Ring

    Part #113-0186-40

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower front deck tray

How to replace a lawn mower front deck tray

Learn how to replace the front deck tray on your lawn mower if it's cracked or damaged.…

Repair time and Difficulty

 60 minutes or less
How to replace a lawn mower transmission

How to replace a lawn mower transmission

Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…

Repair time and Difficulty

 60 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair time and Difficulty

 45 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…

Parts & More

Bottom-Mount Refrigerator
Dehumidifier
Dryer
Electric Range
Front-Engine Lawn Tractor
Garbage Disposal
Gas Pressure Washer
Gas Snowblower
Miter Saw
Others
Parts
Refrigerator
Snow Blade
Top-Mount Refrigerator
Treadmill
Washer