LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

engine problem

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Old Mar 26, 2007 | 11:30 PM
  #1  
riodealz28's Avatar
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engine problem

i just installed 1.6 roller rockers like about 4 days ago and i was using just for cruising and today i raced on it till like 140mph and then i notice engine power loss i was decrising mph while full throttle i stopt and then my oil pressure went to 0 and when i would lightly give it gas it would go up a lil and then i opend my hood and it sounded like a loose quarter was in my valve covers and it leak oil from the passenger valve cover i checkt the oil no water or nothing like that insight what can be my problem
Old Mar 26, 2007 | 11:47 PM
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94/96ZsM6s's Avatar
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From: Ceresco, NE
RR not tightened down or bad valve train gemoetry....
Old Mar 26, 2007 | 11:49 PM
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Have you removed the valve cover to see if anything is broken? Where is the oil coming from on the cover exactly?
Old Mar 27, 2007 | 03:44 AM
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riodealz28's Avatar
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from the side like from the gasket of the valve cover on the passenger side
Old Apr 1, 2007 | 05:45 PM
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now i turned on my car the day before yesterday and it turned on like nothing oil pressure was up and allright and no nocking from inside the motor ??? now thats wierd do yall know anything that could of been wrong my friend is taking the motor all apart to see what can be wrong but if yall know of any other problems like this can yall PLZ post up the only thing i had diffrent is that i had lube in the motor and the oil was real thin and i hadnt changed it
Old Apr 1, 2007 | 06:03 PM
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sounds like a rocker came off. did you pull the cover yet?
Old Apr 1, 2007 | 08:41 PM
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nope pull the cover off the rockers are still on
Old Apr 1, 2007 | 09:43 PM
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From: Kernersville, NC
I don't know the answer to this...but I not so sure that a loose rocker would cause the oil pressure to go to zero.....

I wonder if you have spun a crank, rod, or cam bearing....

I'd pull the engine....look at the entire bottom end and the cam bearings.
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