Isky Valve Spring Set, Tool Room Series, Dual Spring / Damper, 500 lb/in Spring Rate, 1.200" Coil Bind, 1.560" OD, Set of 16 SKU ISK-9985 $530.00 Quantity discounts available QuantityPrice (0)No Reviews yet Number of Pieces Item Custom Price Quantity -+ Add to Cart Details Tool Room™ Racing Valve SpringDual w/DamperOuter OD/ID 1.560/1.145in.Inner OD/ID 1.040/0.740in.Seat Pres. 245lbs at 2.000 in.Open Pres. 600lbs at 1.30... Details Back DetailsTool Room™ Racing Valve SpringDual w/DamperOuter OD/ID 1.560/1.145in.Inner OD/ID 1.040/0.740in.Seat Pres. 245lbs at 2.000 in.Open Pres. 600lbs at 1.300in.Product Features:Worlds Only Endurance Test Certified Racing Valve SpringNo Breakage Or No Excessive Load Loss Are Permitted Ratings & ReviewsNo reviews availableBe the first to Write a Review