#421LF- HDR: 34 1/2" X 6 3/4" - 40 BH-37 lbs.

Freightliner top tank

This low flow tank has a "rounded" header, a 1" diameterhose connection facing the engine, a 3/8" diameter hoseconnection on the passenger's side also facing the engine, two bolt-on type flanges on the top of the tank, a 1/4"NPT flange for a check valve in the built-in baffle, and the topdriver's side of the tank is cut lower to accommodate air toair cooler.
Note:  tank comes with check valve installed.