Viton FKM flourinated 4 hole seal and outer sealing ring for the rivetted [sealed] fuel tap.Not affected by Ethanol in modern fuel. Specially manufactured for NRP, not available anywhere else. Tap to tank seal now included in the kit.  Will require drilling and tapping the fuel tap body to re-assemble.

 Photo is a library photo, similar to the kit. You will receive the correct kit for your VFR400 model