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-   -   no oil pressure at idle (https://www.homemadeturbo.com/forced-induction-7/no-oil-pressure-idle-78277/)

losesomethinbra 05-29-2007 10:56 PM

Re: no oil pressure at idle
 
What is the pressure supposed to be at idle? Id imagine not much... Anyways check rod/main bearing clearances, its not hard. If they are really loose you will lose oil pressure

samson 05-30-2007 11:09 AM

Re: no oil pressure at idle
 

Originally Posted by losesomethinbra
What is the pressure supposed to be at idle? Id imagine not much... Anyways check rod/main bearing clearances, its not hard. If they are really loose you will lose oil pressure

Pretty sure like 5-7psi with a proper line/restrictor.


JP

Donald125 05-30-2007 11:11 AM

Re: no oil pressure at idle
 
inspect the bearings

whiterice 05-30-2007 11:45 AM

Re: no oil pressure at idle
 
The pan dented?
Drop the pan and check out the oil pickup. (dented, clogged, loose, gasket).
If all is okay. I would say the oil pump. And with that low oil pressure, one of the bearings will go out.

Also, You don't have an oil cooler hooked up right?

ghettoturbo 05-30-2007 07:10 PM

Re: no oil pressure at idle
 

Originally Posted by samson
Pretty sure like 5-7psi with a proper line/restrictor.


JP

he didnt mean for the turbo, he meant for the engine. Check the book but anything under 10-15 at idle and id be worried

sohcpwr 05-30-2007 10:38 PM

Re: no oil pressure at idle
 
under 10psi at idle is no good.

and yea, check for a dented pan/pickup tube. There are clearance specs for the distance between the rotor and the housing on the oil pump. Check those on yours before buying a new one. But if you do need one, i got one for sale. $65 shipped, brand new. ;)

as for the oil cooler, i doubt thats the problem.

udaredme 05-30-2007 10:44 PM

Re: no oil pressure at idle
 
at first there was no oil cooler, there is one installed now since he first thought the oil was getting too hot..

whiterice 05-30-2007 11:58 PM

Re: no oil pressure at idle
 
remove the oil cooler.
The lines are probably too big.
After installing one, my oil pressure dropped and spun a bearing. Found out the hard way.

samson 05-31-2007 12:52 PM

Re: no oil pressure at idle
 

Originally Posted by ghettoturbo
he didnt mean for the turbo, he meant for the engine. Check the book but anything under 10-15 at idle and id be worried


Good call, sorry.


JP

crensign 06-01-2007 10:56 PM

Re: no oil pressure at idle
 
ok sorry i have been out of town and forgot my laptop. last weekend i put a oil cooler on it and still no change. as far as the oil pressure. i did pull the oil line while it was running and i had oil flowing just didn't have pressure. well long story short on my way home from the shop to home which is about 3 miles. when i got home the engine was knocking, so now the car is at home i have to pull it back to the shop and go though the motor. i will keep everyone posted. thanks for all the help and if anyone has the instructions on how to check the oil pump while it is out of the car...

thanks all if it wasn't for y'all and UDAREDME i wouldn't be enjoying the Boosted side of life.


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