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5/16" X .500" Thin Wall Viton Valve Seals, VSS-572, Set of sixteen

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Calculated at checkout

Product Description

Thin Wall, Fixed Body Viton Valve Seals

Positive Valve Seals, Universal Fit, Set of sixteen

5/16" X .500"

Purchase is for 16 seals.

If you’re looking for quality valve seals, you’ve come to the right place!

We continue to build our valve seal line and now have one of the largest selections of valve seals available online.

These are from our fixed body thin wall valve seal family. Metal Clad body with a small tension spring for consistent oil control.

Intended for applications where additional clearance between the seal and inner spring is required.


      Specification Data:

  • Size: 5/16" X .500”
  • Fits: 5/16” Valve Stems.
  • Fits: .500” Guide Boss Diameter.
  • Outside Diameter: .547" (before installation)
  • Seal Material: BLUE VITON
  • Grade: Premium, highest grade available
  • Material Temp Rating: 450F
  • Seal Type: Thin Wall
  • Number of seals included in purchase: Sixteen
  • Valve seal protector sleeve included? YES- One 5/16" sleeve is now included.
  • Custom made seal installation tool is available for these seals. Contact us for details.


     Common Applications for this seal size:

  • Any 5/16" valve application w/ .500" guide boss diameter in need of additional seal to spring clearance.


Need a different size seal? Check our other categories and if you can’t find what you’re looking for, send us a message.

All our seals are available in bulk packs of 200 or more. Need a special quote? Write for details.

Alex’s Parts, the smart choice in valve train products~

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