− Decrease quantity for Valve Springs, Single, .953 in. Outside Diameter, 144 lbs./in. Rate, .950 in. Coil Bind Height, Set of 12 Quantity + Increase quantity for Valve Springs, Single, .953 in. Outside Diameter, 144 lbs./in. Rate, .950 in. Coil Bind Height, Set of 12 Add to cart