Kelford 4G63 DOHC Extreme Force Beehive Springs

Features:

• 142lb seated pressure, 292lb open pressure
• PAC Racing High Frequency Beehive Spring
• Huge 14mm to coil bind
• 4340 Black Nitrided retainer for extra durability
• 4140 CNC machined seat
• Designed for 1650+HP applications
• 11,000+RPM Capable