No, you would not drill a hole in the cat, instead you would get a helicoil
and drill into the tubing just after the cat.
Or, you can get an rear O2 simm and eliminate the cat completelly.
-- Gary Hedlin President Hedlin Web Designs http://www.hedlin.netGary's Wisdom- #216
-Don't Blame Me....I Voted for Nader!!! "Matt Grose" <mgrose@ameritech.net> wrote in message news:5.1.1.6.0.20030822201841.00b66170@pop.ameritech.yahoo.com... > > My cat is very close to be totally shot and I want to replace it as well as > the entire exhaust system. I was under the truck today and noticed that the > read O2 sensor is screwed into the cat. Will I need to drill a hole in the > new cat for the O2 sensor? The new cat is a Car Sound Hi-Flow Cat I got > from Bernd's shop before it closed down. If I need to drill a hole what > size should it be? Sorry for the stupid question but I am fairly new to > doing mods to the truck. Mostly I have down bolt on's and nothing much > technical. Thanks in advance. > > -Matt Grose > South Euclid, OH > 1997 Black 4x4 Dakota Sport > DML Profile: > http://www.dakota-truck.net/profiles/dakota/Gv2394THi1OPQ/profile.htm > >
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