tin tubing?
05-12-2012, 05:10 PM
#1
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Location: Central MA
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Year: 1988
Model: Cherokee
Engine: 4.0
tin tubing around air box?
hey everybody, i bought a 88 cherokee with a 4.0 in it recently, i noticed theres like this tin tubing by the air box on it. Its all torn up and broken, what is it? egr tubing?
thanks alot in advance
thanks alot in advance
Last edited by xjimmuisex; 05-12-2012 at 05:20 PM.
05-12-2012, 05:20 PM
#3
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Year: 1990
Model: Cherokee
Engine: The venerable 4.0
That's your pre heater tube. It's supposed to send warm air into the intake to help with warm up. When it gets hot enough a thermostat closes a flap in the air box to stop the hot air and let cold air in the front. I usually don't use it. I take it off.
05-12-2012, 06:37 PM
#5
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Year: 1990
Model: Cherokee
Engine: The venerable 4.0
Originally Posted by xjimmuisex
Thanks a lot Slick, I probably won't bother reconnecting it.
05-12-2012, 07:00 PM
#6
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Year: 96
Model: Cherokee
Engine: 4.0 I6
lucky me
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