PAC Racing Springs PAC-1226-16 1200 Series Drag Race Valve Spring Set of 16
1200 Series Drag Race Valve Spring - 1.550" Dual Dampered - 0.800" Lift (Set of 16). Brandname: PAC Racing Springs Part Number: PAC-1226-16 Description. All valve springs are manufactured in the USA at our Southfield Michigan Facility. Outer Spring ID: 1.100. Inner Spring ID: 0.706. Load at Installed Height: 275. Spring Open Height: 1.200. Recommended Valve Lift: 0.800. Coil Bind (max): 1.150. WARNING : This product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer.