Allstar Performance Steel Large Fill Plug Kit - 3 in Opening - Aluminum Cap - Silver H75903FXXL clean four point system is

clean four point system is DOT approved

or SA-2015 Open Face Helmets

Waterproof power connector

The tape does the math for you

Allstar Performance Steel Large Fill Plug Kit - 3 in Opening - Aluminum Cap - Silver H75903FXXL clean four point system isKits include a weld in bung and an easy grip O ring cap with positive seal. Kits are often used as an inspection plug or a filler plug. Large fill plugs have a 3" opening. 3" 12 thread. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable