Isky 1.560 Valve Springs 9985RAD

High-rpm stability and consistent valve control are critical when pushing your engine to the limit, and undersized or worn valve springs compromise both. The Isky 1.560 Valve Springs deliver the spring rate and damping characteristics needed for aggressive cam profiles and elevated RPM applications, ensuring your valvetrain stays synchronized under extreme load. Built for serious racers and built-engine builders, this dual-spring design eliminates float and surge while maintaining reliable seating throughout the rev range.

• Dual spring design
• 500 lb/in rate
• 1.560 in OD
• 1.200 in coil bind
• RAD-9000 series
• Integral damper included
• Set of 16 springs
• High-rpm valvetrain control