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Vehicle Info NeededMOROSOPART NUMBER: 710-63476
Billet Aluminum Water Outlet Filler Neck Small Block Chevy
$6499
Ships on 11/09/2026
Lowest Price GuaranteeItems You Need
![AN to NPT Straight Adapter Fitting [-6 AN Male to 3/8 in. NPT Male, Blue]](https://www.jegs.com/images/mini_200/500/555/555-100106.jpg)
JEGS
Part Number : 555-100106
$299$3.99
You Save$1.00
![AN to NPT Straight Adapter Fitting [-8 AN Male to 3/8 in. NPT Male, Blue]](https://www.jegs.com/images/mini_200/500/555/555-100107.jpg)
JEGS
Part Number : 555-100107
$299$3.99
You Save$1.00
Billet Aluminum
- Billet Aluminum Water Outlet Filler Neck
- Small Block Chevy
- Big Block Chevy
- 90° V6 Chevy
- -20AN Fitting
- 3/8" NPT Ports
- O-Ring Gasket
- One-Piece Design
- Anodized Clear
- Includes Mounting Hardware
FILLER NECK,CHEVY, O-Ring Gasket, -20AN, TWO 3/8" NPT PORTS FILLER NECK, CHEVY, BILET ALUMINUM, O-RING GASKET, -20AN & 3/8” NPT PORTSFits: Small Block, Big Block and 90 Deg. V6 Chevy Intake Manifolds• -20AN fitting for use with steel braided reinforced upper radiator hose • Includes two 3/8” NPT female ports to plumb water to the cylinder head for additional cooling • One piece design machined from a billet bar • Clear Anodized finish • Includes mounting hardware
Custom Aluminum Filler Necks
Moroso offers a variety of Radiator Filler Necks to fit nearly any application. These filler necks can provide various mounting options for custom routing of coolant hoses and lines. Available in different aluminum versions and configurations to fit your application needs.
Part TypeThermostat Housing
Product LineMoroso Radiator Filler Necks
BrandMOROSO
Package Height2.1
Package Width5.5
Package Length7.1
Weight0.81 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number63476
Package Qty1
Package TypeEA
Some parts are not legal for use in California or other states with similar laws / regulations
