QA1 MOD Series Front Coilover Kit - Double Adjustable, Tapered Pigtail Spring, 600 lbs/in Rate - 1964-1967 Buick Skylark 500SEL H&R Sport Springs for your

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QA1 MOD Series Front Coilover Kit - Double Adjustable, Tapered Pigtail Spring, 600 lbs/in Rate - 1964-1967 Buick Skylark 500SEL H&R Sport Springs for yourdon't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1964 1967 Buick Skylark to meet the demands required by today's high performance drag race and handling pro touring cars, QA1's multi patent pending MOD Series shock will transform the way racers respond to changing track conditions and configurations. The key element to this tunability is QuickTune Technology: dry modular valve