The Aeroflow Performance weld-in electrical bulkhead 6 pin connector is a quality component to wire your fuel pump in your fuel cell projectin a safe way to ensure no leaks or fumes escape. The connector kit is rated up to 30amp per pin to supply enoughjuice to power all aftermarketfuel pumps. The terminals are intended for use with 14-10AWGwires. The terminals are easily installed or de-pinned with ease using basic hand tools and each connector is separate making installation abreeze. This kit includes a weld-in Steel bung for the bulkhead connector, a Viton O-ring to seal the bulkhead to the bung, and a snap-ring to secure the bulkhead safely in place. Internal and external connectors are included, alongwith 12 crimp terminals. Max diameter of bung is 2.4" and Minimum Panel hole is 1.9".