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lunati - 74721k1 - $549.99
ls series voodoo dual coil valve springs with maximum lift of .660" (complete kit with steel retainers and locks)

Voodoo® Pacaloy® double valve springs utilize a proprietary material called Pacaloy which was developed in the early 1990's. The Pacaloy material has constantly been developed over the years in order to continue to offer valve springs that will handle more lift, have better load loss and withstand extreme stress applications better. Lunati now offers 5 new Voodoo Pacaloy double valve springs to fit various high stress applications such as drag racing and oval track racing.Voodoo® Pacaloy® dual valve spring set for Chevrolet LS1 applications

  • Spring Type: Dual
  • Outside Diameter: 1.300 in.
  • Inside Diameter: 0.655 in.
  • Seat Load: 123 lbs @ 1.800 in.
  • Open Load: 400 lbs @ 1.120 in.
  • Coil Bind: 1.040 in.
  • Spring Rate: 408 lbs/i

 

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