Swift Coil-Over Helper Spring - 2.5" ID x 5.0" Tall - 4 lb. PD100K Works great with Five Star's

Works great with Five Star's Telescoping Body Brace Kit (part #860)

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1979-1981 Pontiac Catalina

When the high voltage of an MSD 7-Series Ignition is added

Its fast and easy

Swift Coil-Over Helper Spring - 2.5" ID x 5.0" Tall - 4 lb. PD100K Works great with Five Star'sUnlike our assist springs, our helper springs are specifically designed to have a minimal effect on the spring rate of the main coilover spring. Helper springs allow the spring to stay on mounted on the coilover perch when the shock is under negative or zero load, also known as droop travel. It is ideal to run helper springs on setups where you cannot preload the main spring due to height issues or when experiencing springs coming loose from the