Performance Valve Springs Kit - Set of 16 Beehive Style SPR-MC56BE-16

This valve spring kit mounts to the stock OEM retainers and is for performance built engines that demand it.

Set of 16 springs.

Features:

• TYPE: Beehive Spring
• OUTSPR.OD: 23.30mm
• OUTSPR.ID: 16.80mm
• INNSPR.OD: 18.80mm
• INNSPR.ID: 12.30mm
• PRESS.SEAT: 65 @33.6mm
• PRESS.OPEN: 163 @10
• MAX LIFT: 11.40mm
• COIL BIND: 22.20mm
• RATE: 9.80mm
• RETAINER: OEM Retainer + OEM SEAT