Radium Engineering FCST-X 3-Bolt Direct Mount Fill Neck and Cap - Vented H6 Includes: Sight tube

Includes: Sight tube

✓ -8AN PTFE fuel lines (1/2" inside diameter)

and Radium adapter fittings interface directly with the factory coolant lines

Mazda MX-5 NA (1989-1993)

Radium Engineering FCST-X 3-Bolt Direct Mount Fill Neck and Cap - Vented H6 Includes: Sight tubeThe Radium Engineering FCST X 3 Bolt Direct Mount Fill Neck and Cap is a precision engineered fueling solution designed for direct mounting to FCST X fuel surge tanks and fuel cells. This vented fill neck features a secure 3 bolt mounting flange and includes a vented cap for proper tank ventilation, making it ideal for motorsport applications where quick, reliable fueling is essential. Part Number 20 1197 V FCST X 3 Bolt Direct Mount Fill Neck and