- Universal, any vehicle with a return style fuel system
- Inlet Ports: two #8 o-ring
- Return Port: #8 o-ring
- Auxillary Port: 1/8 NPT (plug included)
- Boost/Vacuum Reference Port: 1/8 NPT (1/4" barb fitting included)
- Base Pressure range: 25-70 psi
- Boost Limit: 250 psi
Hydrodynamic internal cavity suitable for passthrough regulation
What are the key differences and similarities between the F2i and F4i?
- F2i and F4i have exactly the same valve performance specifications
- F2i is a "two port" regulator, F4i is a "four port" regulator.
- F4i does not have a 1/8 NPT port for a pressure gauge (must be added elsewhere)