AVV Valve Spring Kit. Fits Twin Cam 2005-2017, Sportster 2004-2021. Beehive Springs with .600in. Lift.

Description

Note: Maximum Recommended Lift = .600in.

* Beehive steel valve spring kit

* Use with OEM style AVV guide seals

* Fits both Single & Triple groove valves

* Ultra pure chrome silicon+Nickle spring wire

* Extra processing for fatigue resistance

* Resist pressure loss & fatigue associated with extremely aggressive cams in high compression engines

* Reduce vibration & harmonics

* Includes springs,retainers & upper & lower collars

* 162lbs @ 1.860,