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 BF-MS3271E engine

Onan BF-MS3271E engine Parts

Here are the diagrams and repair parts for Onan BF-MS3271E 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 BF-MS3271E Engine

  • Gasket for Onan BF-MS3271E - Part 142-0556

    #NI

    All parts diagram

    Gasket

    Part #142-0556

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

  • Cap Screw for Onan BF-MS3271E - Part 800-0008

    Fuel system group diagram

    Cap Screw

    Part #800-0008

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

  • Insert for Onan BF-MS3271E - Part 110-0245

    Cylinder block group diagram

    Insert

    Part #110-0245

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

  • Piston Pin for Onan BF-MS3271E - Part 112-0122

    Crankshaft, flywheel, camshaft and piston group diagram

    Piston Pin

    Part #112-0122

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

  • Washer for Onan BF-MS3271E - Part 526-0066

    Washer

    Part #526-0066

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

  • Ring for Onan BF-MS3271E - Part 113-0174-05

    Crankshaft, flywheel, camshaft and piston group diagram

    Ring

    Part #113-0174-05

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

  • Lawn & Garden Equipment Engine Carburetor Needle Valve for Onan BF-MS3271E - Part 142-0549

    Carburetor parts group diagram

    Lawn & Garden Equipment Engine Carburetor Needle Valve

    Part #142-0549

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

  • Lock Washer for Onan BF-MS3271E - Part 850-0040

    Lock Washer

    Part #850-0040

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

  • Lawn & Garden Equipment Engine Ball Bearing for Onan BF-MS3271E - Part 510-0015

    Crankshaft, flywheel, camshaft and piston group diagram

    Lawn & Garden Equipment Engine Ball Bearing

    Part #510-0015

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

  • Vacuum Port Cap Clamp for Onan BF-MS3271E - Part 503-0301

    Fuel system group diagram

    Vacuum Port Cap Clamp

    Part #503-0301

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

Repair guides for side-by-side refrigerators

How to replace an electronic control board on the back of a refrigerator

How to replace an electronic control board on the back of a refrigerator

If your refrigerator isn't running, an electronic control board failure could be the problem. A service technician can d…

Repair time and Difficulty

 15 minutes or less
How to replace a press-in door gasket in a side-by-side refrigerator

How to replace a press-in door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Repair time and Difficulty

 15 minutes or less
How to replace an ice maker in a side-by-side refrigerator

How to replace an ice maker in a side-by-side refrigerator

Learn how to replace the ice maker in a side-by-side refrigerator with these step-by-step instructions.…

Repair time and Difficulty

 30 minutes or less

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

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
Dishwasher
Electric Range
Electric Wall Oven
Front-Engine Lawn Tractor
Gas Range
Gas Water Heater
Laundry Center
Lawn & Garden
Lawn Edger
Microwave/Hood Combo
Range/Microwave Combo
Room Air Conditioner
Television
Upright Vacuum
Wall Oven
Washer