Intro Series Valve Spring, Double Spring w/Damper, 1.500 O.D x .700 I.D. Lunati Intro Series Springs Are Manufactured From Chrome Silicon Valve Spring Wire. Great For Use In Your Hot Street Machine Or Saturday Night Bracket Car.

120 Lbs Seat Pressure @ 1.880 Installed Height, 450 Lbs Open Pressure @ 1.200, 1.100 Coil Bind.