Valve Spring - 1300 Series - Dual Spring - 637.5 lb/in Spring Rate - 1.100 in Coil Bind - 1.546 in OD - Set of 16 Brand-PAC RACING SPRINGS MPN PAC-1373 . **NOTE: CT 1300 Series Truck Freight NO
Proposition 65: These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm. For more details visit https://www.p65warnings.ca.gov/