QA1 High Travel Coil-Over Spring - 2.500" ID - 14.000" Length - 250 lb/in Spring Rate - Black Powder Coat R07C15W38 Bosch LSU 4

Bosch LSU 4

The 112-589 throttle body features a 90 millimeter bore and a low RPM drive friendly taper

New EZ Mount system packages the manifold and upgraded heavy-duty compressor into a factory-assembled bracket

1955-1966 Studebaker Commander

QA1 High Travel Coil-Over Spring - 2.500" ID - 14.000" Length - 250 lb/in Spring Rate - Black Powder Coat R07C15W38 Bosch LSU 4QA1 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