Gen 2 Viper Valve Spring (upgrade)

  • Sale
  • Regular price $185.00


 

Sold  as a set of 20 pcs

Specs:

  • .630" max lift
  • 1.315 outer diameter (of spring)
  • 115 lbs seat pressure at 1.650 "
  • 310 lbs open pressure at 1.200 "
  • uses stock retainer & spring seat