Note: Maximum Recommended Lift = .650″
* Beehive steel valve spring kit
* 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
* 185lbs@1.860, 370lbs@1.250″
* coil bind 1.150″
* Small end ID = .740″, OD= 1.185″
* Large end ID = 1.055″, OD = 1.500″
* CNC machined keepers
Tech 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-VSK6500
ROLLIES PART No: AV-VSK6500
