"Sp" Valve Springs 1.530"OD 225LB @1.950" Seat 550LB @1.270" Open
Product Information
ISKY "SP" VALVE SPRINGS 1.530"OD 225LB@1.950" SEAT 550LB@1.270" OPEN ISK9365-SPThe "SP" series utilises "Hi-Tensile" Chrome Silicon outer material. For applications with radical cams and/or moderately high rpm, where traditional chrome silicon springs prove inadequate, the "SP" series is the next highest level of endurance. All "SP" series springs are Spintron Test-Proven up to 8000 rpm for 700 racing miles.Specs:Number of Springs Per Valve:DualOutside Diameter of Outer Spring (in):1.550 in.Coil Bind Height (in):1.170 in.Damper Spring Included:YesSpring Rate (lbs/in):460 lbs./in.Inside Diameter of Outer Spring (in):1.135 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):225 lbs.Open Height (in):1.270 in.Open Pressure (lbs):550 lbs.Items are shipped within one to two business days after full payment has been recieved.
