QA1 High Travel Coil-Over Spring - Coil-Over - 2.500" ID - 9.000" Length - 300 lb/in Spring Rate - Black Powder Coat Water Pump Plumbing Kit 0-15 x 1/2 PSI

0-15 x 1/2 PSI

180 Degrees F On

Holley or MSD capacitive discharge ignition system

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square-wave input cam signal

QA1 High Travel Coil-Over Spring - Coil-Over - 2.500" ID - 9.000" Length - 300 lb/in Spring Rate - Black Powder Coat Water Pump Plumbing Kit 0-15 x 1/2 PSIQA1 offers an assortment of high travel springs with a black powder coated finish. Made in the USA, these 2" I. D. high travel springs are manufactured from specially designed high tensile, chrome silicon alloy spring wire, which allows them to have fewer coils and a smaller wire diameter. As a result, these springs are lighter and have increased travel due to the larger distance between the coils. These lighter springs reduce unsprung weight and