.685" Lift Dual Spring Kit for LS7 engines using limited stock rocker arm setups and roller rockers.
Includes dual polished springs, locks and your choice of:
- Titanium Retainers
- Locators for Stock or Bronze Guides
- Valve Seals
Spring specs are 170 lbs @ 1.800", 380 lbs @ 1.180", 450 lbs @ 1.115, coil bind @ 1.000" This is a drop in spring kit for all 15 degree LS7 heads.
This kit will not fit LS9 engines, please see item SK006 for LS9 heads.
||Valve Spring Kit
||Brian Tooley Racing
*Item ships directly from Brian Tooley Racing.