Straub Technologies Dual Valve Spring - 370 lb/in Spring Rate - 1.200 in Coil Bind - 1.290 in OD (Set of 16) Ultra Shield Race Products 273 cc Intake

273 cc Intake

2001-2010 GMC Savana 3500

1971-1971 Plymouth GTX

The advent of drag racing's Pro Mod class in the 1980s provided a boost of popularity to NOS

1973-1974 Plymouth Satellite

Straub Technologies Dual Valve Spring - 370 lb/in Spring Rate - 1.200 in Coil Bind - 1.290 in OD (Set of 16) Ultra Shield Race Products 273 cc IntakeProduct Description: Valve Spring Dual Spring 370 lb in Spring Rate 1. 200 in Coil Bind 1. 290 in OD Set of 16 With 25 years of experience in the performance industry, Straub Technologies has built relationships with many of the top companies. Our ability to source, design, and sell products to satisfy the performance needs of industry giants and grassroots racers alike has built our reputation as the go to source in the performance industry.