Isky ISK9925 Tool Room Gold Stripe Valve Springs 1.534"OD 170LB Seat 450LB Open

ISKY TOOL ROOM GOLD STRIPE VALVE SPRINGS 1.534"OD 170LB SEAT 450LB OPEN ISK9925 Racers, prepare your engines to run harder, rev higher, and live longer with Isky Racing Tool Room gold stripe racing valve springs. For 9:1 and all-out high-compression oval track engines, you need the racing valve springs with gold stripes. Why? They're the mark of full throttle performance and unsurpassed excellence! Tool Room gold stripe springs are manufactured in the USA by master craftsmen employing the precision winding of premium "super-clean" high-alloy steel. Then, they're super-finished to ensure a seamless and burr-free surface with accurate pitch control and absolute concentric diameters. They utilize state-of-the-art surface conditioning and their trade-secret, high-temperature load retention process to create racing valve springs that you can count on for maximum endurance. Tool Room racing valve springs are put through a rigorous endurance test under actual engine/race track operating conditions where only the strong survive and win their stripes--gold stripes! When you're ready to go for the gold, go with the most durable and fatigue-resistant racing valve springs available--Isky Tool Room gold stripes.Specs:Number of Springs Per Valve:DualOutside Diameter of Outer Spring (in):1.534 in.Coil Bind Height (in):1.160 in.Damper Spring Included:YesSpring Rate (lbs/in):470 lbs./in.Inside Diameter of Outer Spring (in):1.120 in.Inside Diameter of Inner Spring (in):0.740 in.Valve Spring Style:StandardCoated:NoQuantity:Sold as a set of 16.Installed Height (in):1.950 in.Seat Pressure at Installed Height (lbs):170 lbs.Open Height (in):1.350 in.Open Pressure (lbs):450 lbs.Items are shipped within one to two business days after full payment has been recieved.