Machined from premium-grade hi-tensile chrome silicon single conical ovate wire
Shot-peened with specially processed thermal heat treat and super NexTex finish for fatigue life needed to exceed high demands of V-Twin engines
Use a much smaller and lighter weight retainer to reduce valve weight and create quicker rev and smoother motion
Direct bolt-in replacement up to 650in. cam lift; no machining or rocker box clearancing required