Filler Necks

Tank Weld Bung with Thread On Cap - 1.000" ID - 6061 Aluminum

Tank Weld Bung with Thread On Cap - 1.500" ID - 6061 Aluminum

Tank Weld Bung with Thread On Cap - 2.000" ID - 6061 Aluminum

Tank Weld Bung with Thread On Cap - 2.500" ID - 6061 Aluminum

Tank Weld Bung with Thread On Cap - 3.000" ID - 6061 Aluminum

Weld On Radiator Filler Neck - Large (1.650" ID, 1.092" Outlet) - 6061 Aluminum

Weld On Radiator Filler Neck - Small (1.250" ID, 0.750" Outlet) - 6061 Aluminum