TRP LS .660" Dual Valve Spring Kit w/ Steel Retainers

.660" Polished Double Spring Kit w/ Steel Retainers for OE Style .520" Valve Guide Diameter. This valve spring kit is excellent for high performance camshafts or racing use for up to .660" lift using stock rocker arms.

Will not fit LS7/LS9

This kit includes

• Dual Valve Springs - 16
  
• Steel Retainers - 16
  
• Valve Locks - 32
  
• Spring Seats - 16
  
• Valve Seals - 16

Spring specs:

• 160 lbs @ 1.780"
• 425 lbs @ 1.150"
• 435 lbs @ 1.130"
• Coil Bind @ 1.070"