Valve Spring Kit. Fits Big Twin 1984-2004, Sportster & Buell 1986-2003. Beehive Springs with .650in. Lift.
- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
Note: Maximum Recommended Lift = .650in.
* 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@1.250in.
* 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.