PAC Racing 1200 Series Valve Spring Dual Spring 540 lb/in Spring Rate 1.100" Coil Bind - 1.244" OD 10290 whilde the "R" series springs

whilde the "R" series springs are 11" tall x 5-1/2" O

Coated With High Temp Silicone For Sealing

5-6 pulse ignition signals (1-12 cyl engines)

Seat pressure: 105 lbs

600 lb Range

PAC Racing 1200 Series Valve Spring Dual Spring 540 lb/in Spring Rate 1.100" Coil Bind - 1.244" OD 10290 whilde the "R" series springsProduct Description: Valve Spring 1200 Series Dual Spring 540 lb in Spring Rate 1. 100 in Coil Bind 1. 244 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 various