200 lbs./in. Spring Rate 12" Tall Coil Over Shock Springs - Silver (Pair) Speedmaster aluminum LS valve covers

Speedmaster aluminum LS valve covers will give your LS series engines a totally new look

Throttle linkage kits make your carb installation look clean and professional

Upgrade a standard C4

By reducing the speed of the accessories

200 lbs./in. Spring Rate 12" Tall Coil Over Shock Springs - Silver (Pair) Speedmaster aluminum LS valve coversSpeedmaster coil springs are designed to withstand the high stress levels of modern suspensions. They're manufactured from high quality chrome silicone steel, heat treated and shot peened, and then powdercoated or plated for protection and appearance. Each spring is guaranteed to be within five percent of its advertised rate.