Moroso | Bolt-On Filler Neck Easily bolts-on to any Chevrolet Small Block or Big Block intake manifold. #63466 includes screw-in 1/8” NPT hose fitting. Can be used as replacement manifold filler neck #63420.  
Part Type: Weld-On Water Filler Neck Application: Chevrolet Small Block & Big Block  Material: 6061-T6 Aluminum  Water Neck Style: Straight   Finished Color: Natural  Gasket Included: Yes  Hose Fitting Included: Yes, Screw-In 1/8” NPT Hose Fitting  Manufacturer: Moroso Performance Products    Manufacturer's Part Number: 63466 Warranty: Sold without warranty, expressed or implied Quantity: Sold as Each  |