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Oil Pressure issue/ questions

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Old Dec 17, 2008 | 03:44 PM
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Default Oil Pressure issue/ questions

So I just got done installing my H/C combo and the car has been running really well, however I have a little issue. Every time I turn the car off the oil press gauge sticks at the last reading it was at while the car was on. Now if I turn the Key to the on position without cranking in it drops back to zero as it normally should.

Also the gauge twitches a bit while at idle sometimes but not all the time. I have a TSP ported oil pump. The Oil pressure sits at 40 and sometimes a touch below at idle however when I hit the gas it will Jump up like it should to about 70 psi. Would this be a bad Sender or is my oil pump bad? the car is not making any funny noise so Im not too sure. thanks for your help!!!
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Old Dec 17, 2008 | 05:25 PM
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I really don't suspect the pump. Perhaps its a sender, however I would check your grounds, especially on the back driverside cylinder head. Make sure they are all bolted to the back of the head good and snug..
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Old Dec 17, 2008 | 05:38 PM
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Originally Posted by 03Sssnake
I really don't suspect the pump. Perhaps its a sender, however I would check your grounds, especially on the back driverside cylinder head. Make sure they are all bolted to the back of the head good and snug..
yea, I wasn't around for all of the install as I had to take off to work and forgot to warn my buddy about the oil press sender when he installed the intake. looks like I'll be shelling out the dough for a new oil pressure sending unit. I really can't see how it could be the dang oring Im made sure it wasnt pinched and the pickup slid right in the pump. I plan on hooking up a mechanical oil press gauge to it tomorrow.
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Old Dec 17, 2008 | 08:09 PM
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Bump looking for additional thoughts on this issue, Thanks
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Old Dec 17, 2008 | 10:15 PM
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Guage is supposed to stick at last OP when you cut off and go back to 0 when you turn the key forward so don't worry about that
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Old Dec 17, 2008 | 11:20 PM
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Originally Posted by SOMbitch
Guage is supposed to stick at last OP when you cut off and go back to 0 when you turn the key forward so don't worry about that
Really??? I could have sworn it never did that Before? I must be losing it lol.
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Old Dec 18, 2008 | 05:12 PM
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Originally Posted by Justin93
Really??? I could have sworn it never did that Before? I must be losing it lol.
Mine does on my T/A and Z-71
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