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PAC Racing Springs

Home / Spring Rate Calculator

Spring Rate Calculator

Please enter the part# below to retrieve specifications.

Valve Closed Position (installed)

(inches)
(lbs)
(mm)
(Kg)
(N)

Valve Lift

(inches)
(mm)
(inches)
(lbs)

Valve Open Position

(inches)
(lbs)
(mm)
(Kg)
(N)
Reset Print

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  • Shop
    • Valve Springs
      • Drag Race
      • Circle Track
      • Street Performance
      • Diesel
      • Motorcycle
    • Spring Retainers
      • 300 Series
      • 400 Series
      • 500 Series
      • 600 Series
      • 700 Series
    • Valve Locks
    • Seats & Shims
      • Chromoly
      • Tool Steel
      • Shim Kits
      • Shims
      • Step Seats
    • Valvetrain Tools
  • Resources
    • FAQ
    • Downloads
    • Product Catalogs
    • Spring Rate Calculator
    • Technical Info
  • About Us
    • About PAC
    • What we do
  • Contact Us
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