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car stalled now rough idle (any advice)

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Old 12-18-2011, 08:06 PM
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Default car stalled now rough idle (any advice)

Took the car out friday just to drive it around the block I try to do this every two weeks just to keep everything from sitting. I take off from a stop light car just stalled when I go turn it over it won't start, try again this time with apply gas it started but sounded like a wrx . so I went home pulled the plugs, checked all my vac lines, piping and couplers and everything seems tight. I also put my coil packs and plugs into another tc and it ran fine so now I'm stuck car has less then 1500 miles. I will do a boost leak test some time this week and see if anything shows.

heres what the car sounds like now

http://s217.photobucket.com/albums/c...217_131730.mp4
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Old 12-18-2011, 08:10 PM
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here are some pics of the spark plugs.

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Old 12-18-2011, 08:12 PM
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all 4 look the same, and i know the engine sounds loud like its tapping but ever since i put 10w-50 on cold start it sounds like that.
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Old 12-18-2011, 08:38 PM
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Is ur check engine light on? It could be misfiring. Need a little more info was ur motor just built or is it stock?

Sent from my MB855 using Tapatalk
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Old 12-18-2011, 09:31 PM
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more info please.

such as

check engine light?
what codes?
what managment?
vac at idle?
and just for my curiousity what does your compression look like?
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Old 12-18-2011, 11:40 PM
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Vacuum I can't really read cause idle is rough so its all over and my a/f was in the 10s so i didnt want to keep the car running. I also cant give u codes I have a Haltech standalone as far as a comp test I will be going to autozone to rent a gauge out. Also the car has a fully built longblock
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Old 12-19-2011, 07:55 AM
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in for compression results
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Old 12-19-2011, 08:51 AM
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this^^

sounds like its missing..
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Old 12-19-2011, 12:12 PM
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Yea its does just hop its not a dead cylinder I will post results later on a compression test

Last edited by tom0613; 12-19-2011 at 02:32 PM.
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Old 12-19-2011, 02:16 PM
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Also the car has no 02 sensors and that Maf sensor is not being used. The Haltech does not use these
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Old 12-19-2011, 10:09 PM
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ok blown motor 160,160,160,0 that me cranking its 6 times
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Old 12-19-2011, 10:10 PM
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and i calculated the miles I'm still under 1000 miles
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Old 12-19-2011, 10:31 PM
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May still be salvageable just need a good hone, new piston and rings. Rod too depending on damage.

Cant seem to put together on what happened on somebody with a built motor with less than 1000 on the build. Try to find out what caused it.

Who put it together? What time of fuel did you use? Was it assembled correctly?
All of these plus more are factors that come into play.
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Old 12-19-2011, 10:45 PM
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me we shall see soon but motor was built by erl manly turbo tuff rods and cp pistons i am starting to thing it was the tune or just bad injector. cause all the rest were fine and that was 5 cranks i got 160 and i let it crank for a while it went past 180 like 8 cranks
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Old 12-19-2011, 10:46 PM
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and mike from boost works put it to whether for me which i think he did a excellent job.
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Old 12-19-2011, 10:55 PM
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sorry to hear...Id like to see the pics of the pistons.
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Old 12-20-2011, 01:40 AM
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Thats what it sounded like. Either melted or broke a hole in that piston. Just out of curiosity, how much power were u makin? What psi? What did your timing look like? Fuel? Pistons?
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Old 12-20-2011, 02:40 AM
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Car made 524whp 24 psi on e85. And went back and bumped it up to 27 no Clue how much power and timing just that my a/f were at 12:2 at wot
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Old 12-20-2011, 02:40 AM
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Might just part it out
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Old 12-20-2011, 03:16 AM
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what is your a/f reading when your car is at idle?
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