BTR .660" Dual Platinum Valve Spring Kit (LT4 Engines)

BTR .660" Dual Platinum Valve Spring Kit (LT4 Engines)

SKU: SK008/BB

Regular price $309.99 Save $-309.99
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Only -1 items in stock!

Brian Tooley Racing makes some of the most powerful camshafts on the market for LS and LT engines. We are proud to announce that we have paired up with BTR to bring our customers some of his most popular camshafts & spring designs.

.660" Lift Dual Spring Kit for Gen V LT4 engines using stock rocker arms. Includes dual polished springs, matching LT4 specific titanium retainers, LT4 specific locators for stock guides, locks and seals.

Spring specs are 155 lbs @ 1.780", 380 lbs @ 1.180", 400 lbs @ 1.130, coild bind @ 1.070"

This is a drop in spring kit for Gen V LT4 engines, WILL NOT FIT OTHER GEN V ENGINES, SEE SK007

Features Include:

  • .660" Lift BTR Platinum Dual Valve Spring
  • SINGLE LS9 TITANIUM RETAINER
  • TITANIUM RETAINERS FOR GEN V LT1 HEADS
  • BTR Spring Locator; .520" ID, .045" Thick
  • BTR Spring Locator; .520" ID, .060" Thick
  • BTR LS Valve Seal Kit; Set of 8 Black Intake Seals and 8 Brown Exhaust Seals
  • LS VALVE LOCKS 7 DEGREE BEAD LOCK SET OF 32
  • BTR .015" Shim for Stock Guides
  • 1.300" Diameter
  • 155lbs @1.780"
  • 380lbs @1.180"
  • 400lbs @1.130"
  • Coil Bind @1.070"