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

Product Details









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 bs @ 1.250in.* Coil bind 1.150in.* Small end ID = .740in., OD= 1.185in.* Large end ID = 1.055in., OD = 1.500in.* CNC machined keepersTech Tips:-* Rocker box clearance must be checked* Spring travel must be checked * Valve timing must be accurate** Over revving will lead to pre-mature failure of Valve Springs & collars.
MFR PART No: AV-VSK65007SG

ROLLIES PART No: AV-VSK65007SG