This -8 SAE AN O-Ring fitting is designed to block off an un-used fuel rail end. If your FAST LSX fuel rail installation doesn't require an in-rail fuel pressure gauge, then use this plug to seal off the un-used rail end.
- Engine Components>Hardware Kits - Other
- EPA:N/A
- LTL:N
- MPN:54028P
- Non-CARB:N
- Prop65:Y
- SpecialOrder:Y