Comp Cams Valve Spring Kit, Harley M8

The M8 Spring and Retainer kit features our Beehive springs for a .530" max lift and increased valvetrain stability. The kit includes our Tool Steel retainers for increased strength and light weight.

• Lightweight tool steel retainers reduce valvetrain weight while increasing rigidity
• The Harley M8 spring kit increases maximum valve lift to 0.540".
• Beehive valve spring design increases valvetrain stability