all Metco fuel rails, these rails are precision-machined from billet,
not extruded stock like most other aftermarket fuel rails.
These rails have the largest-available internal diameter at
11/16". This large internal volume ensures that the maximum
amount of fuel is available at the injector and pump pulsations and
pressure variations are minimized.
shipped, the complete 2011-14 Mustang 5.0 4V Fuel Rail Kit includes
USA-made black-anodized swivel fittings at the rear for the included
braided steel crossover, and a matching port plug for the front of the
feed-line adapter (shown), part number MFRS2000, can
be added to make the connection to the OEM fuel feed line a simple
You must order the adapter from the drop down above when using the
original OEM returnless
The only time you would not need the adapter is if you are using an
aftermarket return style fuel system.
rail set includes one driver's side rail with (2) 1/8" NPT ports to
facillitate the installation of a fuel pressure gauge, nitrous system,
or both, and one passenger side rail machined with a smooth
top. Stainless pipe plugs are included for any unused ports
in the driver's side rail.
These fuel rails are compatible with the Boss 302 intake manifold.