2 Inch Aluminum Alloy Weld On Fuel Cap For Filler Neck 50.8mm Silver Beef Up Your Tank Seal With A Durable Bolt On Cap For Coolant Or Oil Tank Replaces Leaky Cap Provides Tight Fit And Easy Installation

2-Inch Aluminum Weld-On Fuel Cap for 50.8mm Neck, Silver
✔️ Single cap; bolt-on aluminum; corrosion resistant; install

This 2 inch aluminum alloy weld-on fuel cap is designed for threaded coolant tanks with a 50.8mm filler neck. It's typically used to replace a worn or leaky cap on radiators, coolant reservoirs, or engine bays, delivering a tight, secure seal and reliable performance.

✅ OD 2 inch (50.8mm) filler neck fit for coolant/oil tanks
✅ Material: billet aluminum alloy; corrosion resistant and long service life
✅ Machined billet finish with polished surface; clear anodized coating
✅ Weld-on design; reliable leak-free seal after proper installation

💡 What is a welded-on fuel cap used for in engine bays and cooling systems?
- Seals a 50.8mm (2 inch) filler neck on coolant or oil tanks
- Made from corrosion-resistant aluminum for durability in heat and fluids
- Simple installation after proper surface prep and alignment
- Ideal upgrade when replacing worn or leaky caps