Allows changing the rate of the seondary operating ranges
Features:
Secondary Diaphragm Spring Kit
About Holley
Holley Performance Brands is the undisputed leader in carburetors, fuel pumps, fuel injection, intake manifolds, fuel injection, and fuel systems.
Specs
Adjustable Length
No
Brand
Holley
Category
Air and Fuel Delivery
Color
Assorted
Emission Code
5
Grade Type
Performance
Length
Assorted
Material
Steel
Product Type
Vacuum Spring Assortment
Qty
7
Spring Force
Assorted
Warranty
Limited 90 Day
Wire Diameter
Assorted
UPC
090127207444
Part Number
20-13
Emissions
5
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.