AVV Valve Spring Kit. Fits Twin Cam 2005-2017, Sportster 2004up. Beehive Springs with .650in. Lift.

Description

Note: Maximum Recommended Lift = .650in.

* Beehive steel valve spring kit

* Use with AV-V7MMB 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

* 175lbs @ 1.860, 370l