450 lbs./in. Spring Rate 7" Tall Coil Over Shock Springs - Silver (Pair) Made from heavy duty laser

Made from heavy duty laser cut steel and a welded rig

When roller rocker arms are installed

Speedmaster offers these pushrod length checkers as easy and economical tools to lay out and determine proper pushrod length for proper valvetrain geometry

a gilmer kit is a must for street or strip engines

450 lbs./in. Spring Rate 7" Tall Coil Over Shock Springs - Silver (Pair) Made from heavy duty laserSpeedmaster 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.