11-03-2009, 08:38 AM
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#1 |
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Stock
Join Date: Nov 2009
Location: chicago
Posts: 28
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NEED HELP! breaks up under boost!
i just bought a 89 mk3 turbo stock except for hks turbo back....
problem is that when i get into boost it breaks up ,miss fires...vacume leak? any suggestions ? thanx! |
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11-04-2009, 02:25 AM
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#2 |
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3" Exhaust
Join Date: May 2008
Location: Sacramento
Posts: 60
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my 1j did that for a while, how's your intercooler? Also, you should think about checking your timing and make sure your using at least 91 at the pump. I don't think a vacuum leak would cause that.
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1jz-gte swap (Currently spun #3 rod bearings), Apexi high flow filter, Greddy thrust 3" downpipe, N1 3" catback with cat delete tube, 1 peice driveshaft, Bar and Plate intercooler, and 440 JDM 2jz injectors. Possible 2jz lower block swap in the works if I can't rebuild the 1j. So troublesome. |
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11-04-2009, 02:52 AM
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#3 |
 Toyota Racing Development Join Date: Apr 2007
Posts: 5,038
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Let's try to keep all the discussion for this problem in ONE thread.
http://www.toyota-supra.info/forums/...der-boost.html |
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