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Secondary Diaphragm Spring Kit - Holley, (Seven Springs)

Secondary Diaphragm Spring Kit - Holley, (Seven Springs)
Our Part # 1074

$16.95

Fits:
Holley 4010 carburetors.
Holley 4150 carburetors w/ vacuum activated secondary.
Holley 4160 carburetors w/ vacuum activated secondary.

Spring kit allows tuning of secondary opening rate.
Quantity: 7 springs

Vacuum secondary spring rates:
----Weakest----
White
Yellow (Short)
Yellow
Purple
Plain
Brown
Black
----Strongest----

Quantity:

Currently viewing:Secondary Diaphragm Spring Kit - Holley, (Seven Springs)

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Secondary Diaphragm Spring Kit - Holley, (Seven Springs)Our Part # 1074

$16.95

Secondary Diaphragm Spring Kit - Holley, (Seven Springs)
Our Part # 1074