#504 - HDR: 37 3/4" X 7" - 50 BH - 48 lbs. (37 3/4" X 12 1/2" - 76 BH overall)

Western Star top tank

This tank has two bolt-on type flanges with four 3/8" NCthreaded holes in each, a bolt-on type flange onthe passenger's side with two 3/8" NPT flanges facing theengine, a bolt-on type flange on the top with two 3/8"NC threaded holes, a 1 1/4" hole on the top for a fillerneck, a 1/2" NPT flange facing the grill side, and abolt-on type flange with four 5/16" NC threadedholes in the baffle on the passenger's side.