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About V-Thunder/Competition Cam Dual Valve Spring Kit

V-Thunder/Competition Cam Dual Valve Spring Kit

  • Springs are made from super-clean, stress relieved chrome silicon wire
  • Provide excellent durability and resistance to load loss when using aggressive camshaft profiles
  • Includes unique 10deg. super keys and retainers
  • Wider key angle ensures a stronger assembly vs. the OEM 7deg. keeper angle
  • High-strength chromoly retainers
  • . 685in. lift capable spring assembly
  • Kit fits 5/16in. valve stems
  • 184 lb. at 1. 850in. , 443 lb. at 1. 230in. , 1. 510in. OD. 745in. ID
  • Made in the USA.

Warning:  California Proposition 65

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