Valve Springs

Free Length
Standard
Intake 1.821 inches
Exhaust 1.821 inches
Minimum
Intake
Inner 1.561 inches
Outer 1.561 inches
Exhaust
Inner 1.561 inches
Outer 1.561 inches

Out Of Square Limit
Intake
Inner 0.063 inches
Outer 0.063 inches
Exhaust
Inner 0.063 inches
Outer 0.063 inches