Description Complete 16 spring set to designed to be used with Kelford Stage 2 Camshafts. Valve Spring Specs: – Outer O.D.: 0.965″ – Outer I.D.: 0.669″ – Closed Pressure: 77 lbs – Closed Height: 1.378″ – Open Pressure: 165 lbs – Open Height: 0.984″ – Coil Bind: 0.886″
