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Is This A Common Issue?

  • Thread starter Thread starter Blitch
  • Start date Start date Aug 24, 2012

Blitch

New Member
Jul 11, 2012
8
0
1
Bonaire, GA
Aug 24, 2012
#1
  • Aug 24, 2012
  • #1
Ok guys. I bought a coupe a little over month ago. It's got a mildly built 306 with Trick Flow everything up top. About a week or so, it started having a god awful noise. Thought had a bad or shot bearing already and started researching engine swaps for a 2V or 3V swap. After talking to a couple buddies, we have concluded, it's not a bearing, rather a leak of some sort. Without shooting any starting fluid or anything yet, I think it's coming from the upper and lower intakes. Now when I got the car, there was a new gasket in the trunk, and I'm assuming the PO had this issue, just failed to tell me about it. Now I'm can't get ahold of him, and am hoping this is the case.

Has anyone else had this noise? It seems like an air sucking noise coming from under the upper intake manifold, but can't pinpoint it just yet as I'm trying to let apinched nerve in my back heal.
 

f8tlfiveo

My wife likes my spool and blow-off valve.
Aug 8, 2007
1,585
102
64
Lancaster, PA
Aug 24, 2012
#2
  • Aug 24, 2012
  • #2
My bro had this same thing happen.. I'd put my money on a leaking lower intake.. That was his problem..spray carb cleaner around the lower intake. If the rpm goes up, that's your problem.
 
Reactions: 88LX5.Oh

90limited

Founding Member
Apr 13, 2002
276
3
18
Port Charlotte FL
Aug 24, 2012
#3
  • Aug 24, 2012
  • #3
I had a leaking lower, it sounded like a cat was wrapped in the belt. Horrible high pitch wining...
 
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