Did I do something wrong?

sicnik

New member
RE: Friend

I gutted out my cat the other day which was easy enough, and now my jeep runs a hell of alot smoother.......however I went from increased power(K&N filter air restrictor removed etc..) back to gutless YJ. do you think a new O2 sensor may help or should I go for a whole new exhaust? Or am I not even close to the real problem.
 

You may be suffering from a lack of exhaust pressure.
 
RE: Performance Ignition for TJ

would this show up on the YJ's computer if i had it checked out ? And if it is the problem is there a simple fix I can do at home without replacing the cat?
 
RE: clutch problems

I think a lot of the newer engines require some amount of back pressure from the cat to perform correctly. Removing the cat or gutting it will have a negative effect on engine performance.
 

sicnik said:
would this show up on the YJ's computer if i had it checked out ? And if it is the problem is there a simple fix I can do at home without replacing the cat?

Stuff a potato up the tailpipe..... :twisted:
 

no the O2 is up by the engine, thats why I got rid of the cat didnt think it would have any effect on the engine
 
RE: Uneven brake shoe wear

Mudwoman removed her cat a couple years before I met her ('94 YJ). "Li'l Red" still runs fine and is not nearly as gutless as my '03 TJ (2.4L). 'Course the CEL is on all the time, but...........................
 
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