PAC Racing 1.500 Dual Valve Spring (1) R07C15W 305/305 Advertised Duration

305/305 Advertised Duration

The combination of talented personnel at Powerteq and the resources of Holley Performance Group ensure that exciting aftermarket products will launch from Superchips for many years to come

20 mm Thick

Chevy V8s with large oval-port cylinder heads (1975 and earlier)

1968 Ford Mustang Base CID 302 Naturally Aspirated GAS

PAC Racing 1.500 Dual Valve Spring (1) R07C15W 305/305 Advertised DurationProduct Description: Valve Spring 1300 Series Dual Spring 780 lb in Spring Rate 1. 130 in Coil Bind 1. 500 in OD Sold Individually PAC Racing Springs is part of the Race Winning Brands Family. With more than 100 years of spring manufacturing experience. We understand the demands of racing and provide a commitment to all of our customers to provide the best service possible. We continue to expand products and offer expanded onsite technical services at