PAC Racing RPM Series Valve Spring Beehive Spring 340 lb/in Spring Rate 1.100" Coil Bind - 1.207" OD 4904 The 60 series incorporates Flowmaster's

The 60 series incorporates Flowmaster's patented Delta Flow technology to produce a mellow tone

Great for both stock and performance trucks

Fits manual transmission sticks with 3/8-16

offset -21 and the hub bore is 78

2" Wheelbase

PAC Racing RPM Series Valve Spring Beehive Spring 340 lb/in Spring Rate 1.100" Coil Bind - 1.207" OD 4904 The 60 series incorporates Flowmaster'sProduct Description: Valve Spring RPM Series Beehive Spring 340 lb in Spring Rate 1. 100 in Coil Bind 1. 307 in OD Set of 16 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