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Caps And Plugs

Choose from several styles of caps and plugs. Most caps and plugs are available in 6061 aluminum, Plastic, and more durable 2024 aluminum.
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Product Line
  • Budget
  • Premium
  • Sportsman
Adapter AN Size ( A )
  • 1-1/16-12 Male O-Ring (12 AN)
  • 1-5/8-12 Male O-Ring (20 AN)
  • 1-5/16-12 Male O-Ring (16 AN)
  • 3 AN FEMALE
  • 3 AN MALE
  • 3/4-16 Male O-Ring (8 AN)
  • 3/8-24 Male O-Ring (3 AN)
  • 4 AN FEMALE
  • 4 AN MALE
  • 6 AN FEMALE
  • 6 AN MALE
  • 7/8-14 Male O-Ring (10 AN)
  • 7/16-20 Male O-Ring (4 AN)
  • 8 AN FEMALE
  • 8 AN MALE
  • 9/16-18 Male O-Ring (6 AN)
  • 10 AN FEMALE
  • 10 AN MALE
  • 12 AN FEMALE
  • 12 AN MALE
  • 16 AN FEMALE
  • 16 AN MALE
  • 20 AN FEMALE
  • 20 AN MALE
Adapter NPT Size ( A )
  • 1/2 NPT MALE
  • 1/4 NPT MALE
  • 1/8 NPT MALE
  • 1/16 NPT MALE
  • 3/4 NPT MALE
  • 3/8 NPT MALE
Brand
  • Earls
  • Holley
  • Mr. Gasket
  • NOS
  • Quick Fuel
Material
  • 2024 Aluminum
  • 6061 Aluminum
  • Aluminum
  • Plastic
  • Stainless Steel
  • Steel
Adapter Type
  • AN Cap
  • AN Plug
  • AN Port Plug
  • Drain Plug
  • NPT Hex Head Plug
  • NPT Plug
Finish
  • Anodized Black
  • Anodized Blue
  • Anodized Red
  • Black Oxide
  • Chrome
  • Natural
  • Red
  • Zinc
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