Swift Coil-Over Spring - Barrel Type - 2.5" ID x 12" -400 lb. Fan Switch Allows the use of stock

Allows the use of stock or Edelbrock 7/16" head bolts on Edelbrock Cylinder Heads with 1/2" head bolt bosses

1978-1979 Pontiac Grand Prix

Measurements: 48"W x 11"H x 12"D

These moderate sounding systems retain the dual exhaust system outlets and are designed to replace the original rear mounted mufflers using factory hangers and connections

Complete with molded rubber front/rear oil pan end seals where applicable

Swift Coil-Over Spring - Barrel Type - 2.5" ID x 12" -400 lb. Fan Switch Allows the use of stockINCREASE TRACTION, LESS UN SPRUNG MASS, MORE STROKE, INCREASED HANDLING. THE ONLY THING YOU WILL BE LOSING IS TRACK TIME. Swift Springs manufactures springs with differing rates for a variety of circle track racing applications. With options for both dirt and asphalt tracks, Swift has a wide range of coil spring formats, including coil over, dual rate, bump springs, and more. Swift Springs superior engineering has provided the next generation of