FILLER NECK KIT

Filler Neck Housing; Manif. Mounted; H-2 5/16 in.; R/L Water Hose Oulet Location; Incl. 0.5 NPT And 2 0.25 in. NPT Machined Ports; V8/90 Deg V6 Chevy; Cast Aluminum;

-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 style) or block-off plates, offering cooling system flexibility, for both race and street applications
-356-T6 cast-aluminum base stands 2-5/16in tall, which locates filler neck at highest point to bleed off air on cars with low-mount radiators
-Includes a 1/2in NPT machined port for installing a water temperature sending unit, and two 1/4in NPT machined ports to plumb return lines on popular aftermarket cylinder heads
-The unit can be flipped 180 for either right or left water hose outlet location
-Use with one of Moroso's Bolt-On Filler Necks Nos. 63460, 63461, 63465, 63466, or Block-Off Plate No. 63471