− Decrease quantity for Valve Springs, Single, 1.254 in. Outside Diameter, 370 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 12 Quantity + Increase quantity for Valve Springs, Single, 1.254 in. Outside Diameter, 370 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 12 Add to cart