[Shotimes] 93 SHO Failed Texas State Inspection

kickinsho kickinsho@charter.net
Sun, 18 Dec 2005 21:33:29 -0600


I too have a '93 that had four failed emissions tests until we figured out 
that the cats were bad.  Cut out the old ones, welded in news ones and a 
perfect emissions test!

Kris Angermeier
Sheboygan, WI

'91 White Plus (parting out)
'91 White Plus
'93 Ultra Red ATX

"Women Who Behave Never Make History"



> Are you still on the oroginal cats and oxygen sensors?
> VO
>

> Subject: [Shotimes] 93 SHO Failed Texas State Inspection
>
>
> I took my 93 in for the state inpection 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 intall
> 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)
> 122k
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