Product Description
Brian Tooley Racing BTR Platinum .660" Dual Spring Kit with Steel Retainers
This extremely popular spring kit is recommended when upgrading to an aftermarket camshaft.
Includes polished dual springs, matching STEEL retainers, locators for stock guides, locks and seals.
1.300" Diameter
155 lbs @ 1.780"
380 lbs @ 1.180"
400 lbs @ 1.130"
Coil bind @ 1.070"
This is a drop-in spring kit for nearly all factory LS heads including 4.8, 5.3, 5.7, 6.0, 6.2 LS1 LS2 LS3 LS4 LS6 L76 L92 L99 LM7 LQ4 LQ9 L33 LSA etc.
- LS7 heads will require using a .030" shim.
- Will not work on LS9 heads (See kit SK006 for LS9).
