Isky 1.530in Valve Springs 8005A

Valve spring selection directly impacts cylinder head durability and maximum RPM capability in high-performance engines. The Isky 1.530in springs deliver a stiff 400 lb/in rate with dual-spring architecture to control valve float and maintain precise valve timing under aggressive cam profiles. Whether you're building a street performance engine or preparing for track duty, these springs provide the reliability and performance margin needed to keep your valvetrain intact at elevated boost levels or high-lift cam applications.

• Dual spring damper
• 400 lb/in spring rate
• 1.530 in outside diameter
• 1.160 in coil bind
• Set of 16 springs
• Precision-engineered valve spring
• High-RPM rated construction