.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"
NOTE: This is a drop in spring kit for Gen V LT4 engines ONLY, WILL NOT FIT OTHER GEN V ENGINES, SEE P/N SK007.
Complete List of Kit Components:Â
- (16) SP001-1 .660" Lift BTR Platinum Dual Valve Spring
- (8) SR006-1 Single LS9 Titanium Retainer
- (8) SR008-1 Titanium Retianers for Gen V LT1 Heads
- (8) SL520045-1 BTR Spring Locator; .520" ID, .045" Thick
- (8) SL520060-1 BTR Spring Locator; .520" ID, .060" Thick
- (1) BTR LS Valve Seal Kit
- (1) VL7°8MM-32 LS Valve Locks 7 Degree Bead Lock Set of 32
- (8) SS015-1 BTR .015" Shim for Stock Guides
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Part Number |
SK008 |
Part Type |
Valve Spring Kit |
Brand |
Brian Tooley Racing |
Engine Type |
Gen V LT4 |
Max Lift |
.660 |
Style |
Dual |
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*Item ships directly from Brian Tooley Racing.