Carburetor Accelerator Pump

Provides an extra burst of fuel when the throttle is opened quickly.

The accelerator pump delivers a quick shot of fuel into the carburetor when the throttle is rapidly opened, preventing hesitation and improving throttle response.

💵

Typical part cost

$20–$80🔒

🔧

Typical labor cost

$50–$150🔒

🛣️

Typically lasts

80,000–150,000 mi

📅

Or about

5.0–10.0 years

🛠️

DIY difficulty

5/10

⚠️ Owners Often Notice

If the Carburetor Accelerator Pump is starting to fail, these are the signs owners most commonly report before it gets worse:

Engine hesitation

Poor acceleration

Rough idling

Engine stalling

Poor throttle response

Hard starting

Related Services

Services commonly performed on or around this part.

Replace Carburetor Accelerator Pump

No standard interval on file

Inspect Carburetor Accelerator Pump

No standard interval on file

Repair Carburetor Accelerator Pump

No standard interval on file