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Earl's Billet Fill Cap-Aluminum Bolt Bung

1.38 diameter opening
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Limited Supply: only 1 remaining
Availability: Same Day Shipping!
Shipping: Ships from Michigan.
Was: $52.99
Sale: $47.69
Save: 10%
Save: $5.30


BILLET FILL CAP-Aluminum Bolt Bung

Looking for an alternative to your stock fuel cell cap or maybe you need a fill cap for that custom oil tank or valve cover you are building? Well, look no further! Earls has created a full line of Billet Fuel Cell Caps and Billet Fill Caps. Earls caps are CNC machined from 6061-T6 billet aluminum and they feature a bright black anodize for great looks and corrosion protection. Each cap features a laser etched Earls logo so you know it is quality product.

Earls Billet Fill Cap kits allow you to put a fill cap or inspection plug anywhere it is needed. Kit EAR166020 is a bolt on with an O-ring seal and features a 2.17 4-bolt style flange with stainless hardware. The kits has an easy to grip screw on cap with O-ring seal and a 1.38 diameter opening.


  • Kit allows for installation of fill cap or inspection plug anywhere needed
  • 2.17'' 4 bolt style flange
  • Bolt on fill cap with an o-ring seal
  • Easy to grip screw on cap
  • Stainless steel hardware included
  • Earl's Billet Fill Cap-Aluminum Bolt Bung 166020 at low everyday prices. Be sure to check out all of our products from Earl's Performance Products including Earl's Performance Products Fuel Cell Caps.


    • EAR166020ERL
    • EAR166020ERL
    • 90127687987
    • Earl's Performance Products
    • Available
    • Same Day Shipping!
    • New

    Shipping Information

    • Item Requires Shipping
    • 0.4 lbs.
    • W3.5000” x H2.2000” x L3.0000”
    • Ships from Michigan.

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