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Vulcan Works 10mm Mechanical Cable Compression Release Valve Pair Harley Evo NOS

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Description

Brand New Factory New Old Stock — Lifestyle Powersports Performance Intake
Up for sale is a brand new, NOS pair (2 units) of Vulcan Engineering Mechanical Cable-Actuated Compression Release Valves. Engineered for high-performance builds, these industrial-grade mechanisms link directly to a remote handlebar lever or dual-cable actuator setup, entirely removing the risk of burning your fingers on hot cylinder heads.
Product Specifications:
  • Brand: Vulcan Engineering Company / Vulcan Works
  • Thread Size: 10mm x 1.0 (Note: Installation requires a 13mm hex tool)
  • Material: All-Stainless Steel machined framework
  • Actuation Type: Remote cable-pulled (Not a thumb-button style)
  • Venting: Side-exhaust bleeding ports to vent pressure away from spark plugs
  • Condition: Pristine New Old Stock (NOS) in original factory packaging
Fitment Application:
These valves are designed specifically for high-compression Harley-Davidson Evolution, Shovelhead, Panhead, and Twin Cam motors. They are typically installed into custom-machined auxiliary ports .650" deep to match the 10mm thread length.

Vulcan Works 10mm Mechanical Cable Compression Release Valve Pair Harley Evo NOS

Product form

Brand New Factory New Old Stock — Lifestyle Powersports Performance Intake Up for sale is a brand new, NOS pair... Read more

1 in stock

$85.00

    • Shipped today? Order within: Jun 10, 2026 10:00:00 -0400

    Description

    Brand New Factory New Old Stock — Lifestyle Powersports Performance Intake
    Up for sale is a brand new, NOS pair (2 units) of Vulcan Engineering Mechanical Cable-Actuated Compression Release Valves. Engineered for high-performance builds, these industrial-grade mechanisms link directly to a remote handlebar lever or dual-cable actuator setup, entirely removing the risk of burning your fingers on hot cylinder heads.
    Product Specifications:
    • Brand: Vulcan Engineering Company / Vulcan Works
    • Thread Size: 10mm x 1.0 (Note: Installation requires a 13mm hex tool)
    • Material: All-Stainless Steel machined framework
    • Actuation Type: Remote cable-pulled (Not a thumb-button style)
    • Venting: Side-exhaust bleeding ports to vent pressure away from spark plugs
    • Condition: Pristine New Old Stock (NOS) in original factory packaging
    Fitment Application:
    These valves are designed specifically for high-compression Harley-Davidson Evolution, Shovelhead, Panhead, and Twin Cam motors. They are typically installed into custom-machined auxiliary ports .650" deep to match the 10mm thread length.

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