Holley 30 cc Heavy Duty Accelerator Pump Diaphragm Return Spring. 

This new part is used on Holley 2 & 4 barrel carbs. 
You will receive TEN springs.

This will also fit similar styled Avenger, Barry Grant, Demon, AED and QFT carbs. 

Please contact me if you have any questions about fitment.

      All Canadian Purchases Will Be Shipped from Canada.