.685" Lift Dual Spring Kit for LS engines using limited stock rocker arm setups and roller rockers. Includes dual springs, matching titanium retainers, locators for stock guides, locks and 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 LT1/L83/L86 engines.
This kit will not fit LT4 engines.
Complete List of Kit Components:
- (16) SP010-1 .685" Lift Dual Platinum Springs
- (16) SR008-16 BTR Titanium Retainers For Platinum and Extreme Dual Springs
- (1) SL505060-16 BTR Spring Locators; .505" ID, .060" Thick, Set of 16
- (1) BTR LS Valve Seal Kit
- (1) VL7°8MM-32 LS Valve Locks 7 Degree Bead Lock Set of 32
||Valve Spring Kit
||Brian Tooley Racing
*Item ships directly from Brian Tooley Racing.