Description
A quality radiator filler neck is critical for maintaining system integrity and preventing coolant loss during high-performance operation. The Moroso 63745 offers a direct, aluminum construction solution that eliminates weak OEM connections and reduces the risk of mid-race overheating. This bolt-on component is engineered for reliability when your cooling system matters most.
- 1.25-inch hose connections
- Aluminum construction
- Filler neck design
- Direct hose-to-hose mount
- Natural finish
- Sold individually
- MPN: 63745






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