Valve Spring Kit. Fits Big Twin 1948-1984. .590in. Lift
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- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
Note: Maximum Recommended Lift = .590in.
* High Performance Spring Kit
* Silicon & Vanadium alloy spring wire
* Increased travel before coil bind
* Complete Kit includes: springs, retainers, keepers & lower collars
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.