BTR: LT1 .660" or .685" Double Spring Kit [Corvette, Camaro, Truck, LT1, L83, L86]



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Option 1:
.660" Lift Dual Spring Kit for Gen V engines using stock rocker arms.  Includes dual polished springs, matching Gen V specific titanium retainers, your choice of locators for stock or bronze guides, locks and seals. 

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

Option 2:
.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.   

pring 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 is a drop in spring kit for Gen V LT1, L83 and L86 engines, WILL NOT FIT LT4, SEE SK008

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