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    AV&V™ Valve Seals  (5/16 stem)

    PART NUMBER Stem Dia. Seal section O.D. Note
    V312421 .312" .421" High Temperature viton seal
    V312531 .312" .531" High Temperature viton seal
    K312420 .312" .421" O.E. Style metal clad seal
    K312530 .312" 531" O.E. Style metal clad seal
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    Additional Information about High Temperature viton seal

    V312421

    • For 5/16” valve Twin Cam® / Evo® / Sportster®
    • This seal offers more press fit on the guide allowing installation on both Bronze and Cast iron guides.
    • We strongly recommend the use of our valve seal driver #VSD312 to install this seal.

    V312531

    • For 5/16” valve Twin Cam® / Evo® / Sportster®
    • This seal offers more press fit on the guide allowing installation on both Bronze and Cast iron guides.
    • We strongly recommend the use of our valve seal driver #VSD312 to install this seal.

    Additional Information about O.E. Style Metal Clad Seal

    K312420

    • For 5/16” valve, TwinCam®, Evo® and Sportster® 

    K312530

    • For 5/16” valve, TwinCam®, Evo® and Sportster®