Radium FCST Fill Neck Block Off Kit (20-0360)

The Radium Engineering FCST Fill Neck Block Off Kit seals the filler hole on Radium FCST (Fuel Cell Surge Tank) units when a fill neck or dry break filler is not required. A clean, purpose-built solution for custom fuel cell installations where the fill port is not used or is relocated.

Compatible Applications

• All Radium Engineering FCST (Fuel Cell Surge Tank) units with a standard fill neck port

Part Number:

• 20-0360 — Radium FCST Fill Neck Block Off Kit

Why Radium Engineering?

• ✅ Manufactured in the USA to motorsport-grade tolerances
• ✅ CNC-machined billet aluminium components built for performance and longevity
• ✅ Trusted by high-power build tuners and race teams worldwide
• ✅ Bolt-on fitment — no cutting, drilling, or fabrication required
• ✅ Compatible with E85, pump petrol, methanol, and all exotic fuel types