[V8] V8 Little problem
    J123fs at aol.com 
    J123fs at aol.com
       
    Sun Dec 12 07:57:47 PST 2010
    
    
  
 
I think it could also be a clogged cat- when they are clogged they  will 
flow enough for idle, but under FT they back up. On my Lago car I had that  
issue which was verified by super hot cats. Gutted them and evrything was 
good,  plus a few HP to boot.
Also, the slowly diminishing gas milage could indicate a bad O2 sensor, and 
 an over rich condition, frying the cats, especially if they where older 
and  maginal.
As far as the herky-jerky action on/off throttle methinks TPS. I know mine  
had that issue and I replaced the TPS and all gone.
[V8]  Little problem
 
    
    
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