This 2 1/4" o.d. filler neck is 2" tall and has a threaded cap. ( the overall height of the gasket, filler neck and cap is 2 3/4"). Here we have a bolt-on fuel or gas tank fuel filler neck assembly.
Bolt-on Fuel or Gas Tank Fuel Filler Neck - 3" tall- Aluminum Cap-Tanks Inc- PBC
New Fuel or Gas Tank Bolt-in Fuel Pick-up & Return Assembly w/vent - PTA-G-WG
15 Gallon Fuel Caddy Portable Gas Fuel Tank Gas Can With Manual Transfer Nozzle
Gas Can Fuel Jug Hose Bender for VP Fuel Tanks/Gas Cans/Utility Containers
1Pcs New Gas Can Fuel Jug Hose Bender for Fuel Tanks/Gas Cans/Utility Containers