[Shotimes] 93 SHO Failed Texas State Inspection

[Kevin & Cheryl Airth]

Tony:
 Do you have any computer error codes? Have you checked the plug wells for
oil/water? Does you MTX have EGR? Only the California MTX cars did.
.
.



> I took my 93 in for the state inspection and couldn't believe that it
failed.
> It failed the Nox(ppm) on both the high (25mph) and low (15mph) speed
> emission results.  Am I correct to assume that the engine is not burning
the
> fueling efficiently?  Back in October I replaced the original fuel pump
with
> a new 155 ltr/hr fuel pump.  Could this be the culprit?  Should I install
> check the fuel pressure and install a fuel regulator if pressure too high?
> New wires and plugs (all Ford OEM) recently installed as well.  Please
> advise.
>
> Tony
> 93 mtx (stock)
> 110k