AED's Accelerator Pump Diaphragm replaces the rubber diaphragm that drives the accelerator pump circuit on a Holley carburetor, restoring a consistent off-idle fuel shot when the original diaphragm hardens or tears.
Specifications:
- 50cc pump size
- Rubber construction
- For gasoline applications
- Fits Holley carburetors
- Sold as a 10-pack
- Part Number: 5337X
FAQ
What does this diaphragm do?
It drives the accelerator pump circuit, pushing fuel through the squirter when the throttle opens.
What size pump is this for?
It's sized for a 50cc accelerator pump.
Is this for gas or alcohol applications?
It's designed for gasoline applications.
How many are included?
This is sold as a 10-pack.

