High Load Beehive valve spring kit. .750" lift

Installed pressure 217lbs@1.789", open pressure & height 415lbs@1.215", coil bind@1.125". Direct replacement, installs without machining or rocker box clearancing. High tensile chrome silicone wire with a shot-peened heat treatment and a super NexTex® finish. Kits include springs, lower collars, titanium upper collars, shims, keys and Viton® seals.