BTR PLATINUM LS DUAL SPRING KIT - .660" LIFT

Product Details

BTR Platinum dual valve springs are a versatile upgrade for LS engines ranging from mild camshaft builds to high horsepower naturally aspirated and boosted applications. Designed to work with factory (rollers use SK002) LS rocker arms and support camshafts with up to .660" valve lift.

Product Details

• Dual spring
• Titanium retainers
• Maximum valve lift: .660"
• Spring pressure: 155 lbs @ 1.780" installed height
• Spring pressure: 380 lbs @ 1.180"
• Maximum spring pressure: 400 lbs @ 1.130"
• Coil bind height: 1.070"
• Designed for use with factory LS rocker arms
• Fits LS gen 3 & 4 engines (LS7 needs a .045” shim SS015 +SS030)(LS9 use SK006)
• Includes: 16 dual valve springs, retainers, valve locks, spring locators, and valve seals

Helpful Links

• Optional valve springs: .560", .650", .660" dual  (or tool)
• Optional valve seals or camshafts