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MOR66390 - Moroso Air Cleaner Stud Adapter, Fits: Holley?? H.P. Series, DEMON and Other Carburetors with 5/16"-18 Air Cleaner Mounting

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

Availability: Special Order Item
Pricing: $3.63


  • Allows Moroso and other air cleaners with 1/4" stud and wing nut to be used on carburetors with a 5/16" mounting hole
  • One end of the adapter features a 5/16" -18 male thread that screws into the carburetor, the other end features a 1/4" -20 female thread that accepts a standard air cleaner mounting stud
  • Clear zinc plating resists corrosion
  • Overall length: 7/8"
  • One per pack
  • Application List



    • 66390
    • 66390
    • 084663663901
    • Moroso Performance
    • Special Order Item
    • New

    Shipping Information

    • Item Requires Shipping
    • 0.0 lbs.
    • W3.7500” x H0.6250” x L3.7500”

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