QA1 High Travel Coil-Over Spring Coil-Over 2.500" ID 7.0" Length - 250 lb/in Spring Rate Engine Oil features include machined billet aluminum

features include machined billet aluminum filler necks

The Trick Swedged Radius Rod links have right and left hand threads for optimum adjustment

Small Block Chevy / Big Block Chevy

can-type filter to a full-flow

high torque motors

QA1 High Travel Coil-Over Spring Coil-Over 2.500" ID 7.0" Length - 250 lb/in Spring Rate Engine Oil features include machined billet aluminumQA1 offers an assortment of high travel springs, available in 7", 9", 10", 12", 14" and 16" lengths, with a silver powder coated finish. These springs are lighter and have increased travel due to the larger distance between the coils. 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. These