Valve Spring - Max Effort - Dual Spring - 375 lb/in Spring Rate - 1.050 in Coil Bind - 1.437 in OD - Set of 16 Brand-HOWARDS RACING COMPONENTS MPN 98441 . **NOTE: 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/