Moroso 63486 Weld-On, Billet Aluminum Fill Neck -MOR63486Made from 6061-T6 billet aluminumThis weld-on version can be used wherever a heavy-duty, custom application filler neck is requiredIncludes screw-in 1/8" NPT hose fitting for expansion tanks, and...

Moroso Radiator Hose Fillers - MOR63730 356-T6 cast aluminum Radiator Hose Fillers are spliced into the upper radiator hose to provide more complete cooling system filling Standard size radiator cap receptacle is welded to the cast flange (radiator cap...

Moroso Filler Neck Housing -MOR63423 Manifold-mounted filler neck base is identical to the one included in Moroso Kit No. 63420 without the filler neck or mounting hardware Allows you to install a variety of bolt-on style filler necks (radiator cap or AN...