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

$249 $224.10

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SKU: AV-VSK65007SG Categories: , ,
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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, 370lbs @ 1.250in.

* Coil bind 1.150in.

* Small end ID = .740in., OD= 1.185in.

* Large end ID = 1.055in., OD = 1.500in.

* 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.

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