BTR 660" Lift Dual Spring Kit for LS /Ti Kit

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  • Regular price $525.00 AUD


.660" Lift Dual Spring Kit for LS engines using stock rocker arms.  Includes dual polished springs, locks and your choice of:

  • Titanium  Retainers
  • Locators for Stock or Bronze Guides
  • Valve Seals

  

Spring specs are 155 lbs @ 1.780",

380 lbs @ 1.180",

400 lbs @ 1.130,

coil bind @ 1.070" 

, this kit will also fit LS7 heads with approximately .045" of spring shim,