Briggs & Stratton 845280 Carburetor | OEM Replacement Carb

Product Number: 845280

Special Online Price!

Product Type: Parts

Have Questions?

Our experts are here to answer your questions!

Briggs & Stratton 845280 Carburetor - OEM Replacement Carburetor

The Briggs & Stratton 845280 Carburetor is a genuine OEM replacement carburetor designed for select Briggs & Stratton 386447 engine models. The carburetor mixes the correct amount of fuel and air so the engine can start, idle, accelerate, and run properly.

If your engine is hard to start, surging, stalling, leaking fuel, running rough, or only running with the choke on, the carburetor may be dirty, clogged, worn, or damaged. Replacing it with the correct Briggs & Stratton OEM carburetor helps restore reliable operation and proper engine performance.

Many carburetors look similar, so always verify your full Briggs & Stratton engine model, type, code, original carburetor number, and parts diagram before ordering.


Product Details

Brand Briggs & Stratton
Part Number 845280
Product Type Carburetor / Engine Fuel System Part
OEM / Aftermarket Genuine Briggs & Stratton OEM
Function Mixes fuel and air for proper engine starting, idling, and running performance
Common Engine Family Select Briggs & Stratton 386447 engines
Common Equipment Select outdoor power equipment using compatible Briggs & Stratton engines

Key Features

  • Genuine OEM Briggs & Stratton replacement carburetor
  • Part number 845280
  • Designed for select Briggs & Stratton 386447 engines
  • Helps restore proper fuel and air mixture
  • Supports smoother starting, idling, throttle response, and running performance
  • Built to Briggs & Stratton OEM standards for fit and function
  • Recommended when the original carburetor is clogged, leaking, worn, or damaged

Check Common Engine Fitment

Briggs & Stratton 845280 fits many 386447 engine model-type combinations. Use the dropdown sections below as a simplified reference. Always verify your complete engine model, type, code, original carburetor number, and parts diagram before ordering.

386447-0000 to 0099 Engine Types
  • 386447-0002-B1
  • 386447-0004-G1
  • 386447-0005-B1
  • 386447-0006-B1 / 386447-0006-B5
  • 386447-0008-B1
  • 386447-0010-B1
  • 386447-0011-G1
  • 386447-0017-H7
  • 386447-0018-B1
  • 386447-0020-G1
  • 386447-0022-B1
  • 386447-0024-G1
  • 386447-0025-G1
  • 386447-0027-B1
  • 386447-0031-G1
  • 386447-0034-F1
  • 386447-0039-B1
  • 386447-0040-B1
  • 386447-0043-G1
  • 386447-0044-B1
  • 386447-0047-G1
  • 386447-0048-G1
  • 386447-0052-G1
  • 386447-0054-H7
  • 386447-0055-F1
  • 386447-0056-G1
  • 386447-0058-G1
  • 386447-0065-E1 / E2 / G1 / G2
  • 386447-0066-B1
  • 386447-0069-H7
  • 386447-0079-E1 / G1
  • 386447-0081-F1
  • 386447-0083-F1
  • 386447-0085-H7
  • 386447-0087-B1 / B5
  • 386447-0090-G1
  • 386447-0092-G1
  • 386447-0096-B5
386447-0100 to 0199 Engine Types
  • 386447-0100-E1
  • 386447-0113-E1
  • 386447-0114-B1 / B5 / E1 / G1
  • 386447-0116-E1 / G1
  • 386447-0119-B1 / E1 / G1
  • 386447-0120-E1
  • 386447-0121-E1 / G1
  • 386447-0122-E1 / E2 / G2
  • 386447-0124-E1 / G1
  • 386447-0129-01 / 386447-0129-G1
  • 386447-0131-E1 / G1
  • 386447-0133-B1 / E1 / G1
  • 386447-0135-B1 / E1 / G1
  • 386447-0136-E1 / G1
  • 386447-0138-E1 / G1
  • 386447-0139-E1 / G1
  • 386447-0141-E1 / G1
  • 386447-0142-E1 / G1
  • 386447-0147-E1 / G1
  • 386447-0150-B1 / E1 / G1 / H7
  • 386447-0151-E1 / G1
  • 386447-0156-G1
  • 386447-0157-B1 / G1
  • 386447-0158-B1 / G1
  • 386447-0159-G1
  • 386447-0162-G1
  • 386447-0163-G1
  • 386447-0164-G1
  • 386447-0165-B1 / H7
  • 386447-0166-B1
  • 386447-0167-B1 / H7
  • 386447-0172-B1 / E1 / G1
  • 386447-0173-E1 / G1
  • 386447-0180-E1
  • 386447-0182-B1 / E1 / G1
  • 386447-0187-G1
  • 386447-0189-B1 / B5 / G1
  • 386447-0191-G1
  • 386447-0194-G1
  • 386447-0195-G1
  • 386447-0198-B1 / G1
  • 386447-0199-B1 / B5 / G1
386447-0200 to 0515 Engine Types
  • 386447-0201-G1
  • 386447-0202-G1
  • 386447-0206-G1
  • 386447-0212-G1
  • 386447-0215-G1 / H7
  • 386447-0216-G1
  • 386447-0217-B1 / H7
  • 386447-0218-B1 / H7
  • 386447-0221-B1
  • 386447-0224-B1
  • 386447-0227-B1
  • 386447-0231-H7
  • 386447-0238-F1
  • 386447-0239-G1
  • 386447-0240-B1 / B5
  • 386447-0243-F1
  • 386447-0246-B5
  • 386447-0398-G1
  • 386447-0399-F1
  • 386447-0401-F1
  • 386447-0404-G1
  • 386447-0406-G1
  • 386447-0409-H7
  • 386447-0415-H7
  • 386447-0422-G1
  • 386447-0430-B5
  • 386447-0438-G1
  • 386447-0440-G1
  • 386447-0443-G1
  • 386447-0444-G1
  • 386447-0449-B5
  • 386447-0450-B5
  • 386447-0451-B5
  • 386447-0452-G1
  • 386447-0454-G1
  • 386447-0455-F1
  • 386447-0456-G1
  • 386447-0458-G1
  • 386447-0459-G1
  • 386447-0463-G1
  • 386447-0464-B5
  • 386447-0470-H7
  • 386447-0471-B5
  • 386447-0472-B5
  • 386447-0473-B5
  • 386447-0475-G1
  • 386447-0500-G1
  • 386447-0513-B5
  • 386447-0514-G1
  • 386447-0515-G1
386447-1000 / 2000 / 3000 Engine Types
  • 386447-1138-G1
  • 386447-1147-G1
  • 386447-1156-G1
  • 386447-1195-G1
  • 386447-2121-G1
  • 386447-2131-G1
  • 386447-2202-G1
  • 386447-3020-G1
  • 386447-3047-G1
  • 386447-3048-G1
  • 386447-3065-G1
  • 386447-3079-G1
  • 386447-3201-G1
  • 386447-3202-B1 / B5
  • 386447-3206-B1
  • 386447-3317-H7
  • 386447-3321-G1
  • 386447-3323-B5
  • 386447-3325-B5
  • 386447-3330-B5
  • 386447-3331-G1
  • 386447-3349-G1
  • 386447-3352-G1
  • 386447-3354-G1
  • 386447-3356-G1

Important: This fitment guide is a simplified reference only. Briggs & Stratton 845280 fits many 386447 engines, but compatibility can still depend on your engine type, code, carburetor configuration, fuel pump setup, linkage style, choke setup, and parts diagram.


When Should You Replace Your Carburetor?

A carburetor may need replacement if cleaning does not correct fuel delivery problems. Common signs of carburetor issues include:

  • Hard starting
  • Engine surging
  • Rough idle
  • Stalling under load
  • Fuel leaking from the carburetor
  • Engine only runs with the choke on
  • Poor throttle response
  • Old fuel varnish or internal carburetor blockage

Always inspect related fuel system parts such as the fuel line, fuel filter, fuel pump, carburetor gaskets, linkage, choke components, and air filter when replacing a carburetor.


Why Choose a Genuine Briggs & Stratton Carburetor?

Genuine Briggs & Stratton carburetors are designed for the correct fit, fuel delivery, linkage connection, and engine performance on compatible Briggs engines. Using the correct OEM carburetor helps the engine receive the proper fuel and air mixture needed for dependable operation.


Important Fitment Note

Briggs & Stratton 845280 fits select Briggs & Stratton 386447 engines only. Fitment can vary by engine model, type, code, carburetor style, linkage setup, fuel pump configuration, choke setup, and parts diagram.

Before ordering, confirm:

  • Your full Briggs & Stratton engine model number
  • Your engine type number
  • Your engine code number
  • Your original carburetor part number
  • Your linkage and choke configuration
  • Your fuel pump and fuel line setup
  • Your Briggs & Stratton parts diagram
  • Whether your engine uses Briggs & Stratton 845280

If you are unsure, contact P&P Small Engines with your full engine model, type, and code before ordering.


Part Number / Search Terms

Briggs & Stratton 845280 may also be searched as:

  • 845280
  • Briggs 845280
  • Briggs & Stratton 845280
  • Briggs carburetor 845280
  • Briggs 386447 carburetor
  • Briggs replacement carburetor
  • Briggs OEM carburetor
  • Briggs small engine carburetor
  • Briggs fuel system part
  • Briggs engine carb

Frequently Asked Questions

Is Briggs & Stratton 845280 an OEM carburetor?

Yes. Briggs & Stratton 845280 is a genuine OEM Briggs & Stratton carburetor.

What engines does Briggs 845280 fit?

It fits many Briggs & Stratton 386447 engine model-type combinations. Always verify your complete engine model, type, code, original carburetor number, and parts diagram.

What does a carburetor do?

The carburetor mixes fuel and air so the engine can start, idle, accelerate, and run properly.

Can I order this carburetor just by appearance?

No. Many carburetors look similar but do not interchange. Always verify the correct part number using your engine model, type, code, and parts diagram.

Why do I need the engine type and code?

Briggs & Stratton carburetors can vary by model, type, code, linkage setup, choke style, and fuel system configuration. Always check all engine numbers before ordering.


P&P Small Engines stocks genuine Briggs & Stratton carburetors, fuel pumps, air filters, oil filters, fuel filters, spark plugs, maintenance kits, and replacement engine parts to help keep your equipment ready to work.