These fittings fit 1997 to mid-2010 cases. They should be 0.521". For all international orders, every country has varying import duties, fees, and custom brokerage fees. Communication always is the best way to solve problems.
2 Pcs 6AN AN-6 TO 1/2” NPT Male Thread Aluminum Blue Anodized Fitting Adapter
2 Pcs 6AN Fuel Rail Line EFI Fitting Adapters Quick Disconnect Push On Hardline
2 Pcs 6AN Fuel Rail Line Fitting Adapters Quick Disconnect Push On Hardline
6AN to 6AN Male Flare Coupler Union Straight Fuel Hose Adapter Fitting 2 PCS