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New H/C/I swap but now no oil pressure

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Old 06-13-2007, 11:41 PM
  #21  
drhoward
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Default RE: New H/C/I swap but now no oil pressure

ORIGINAL: my77stang

yeah. use used new lifters or old ones?

+1 for putting in a dry filter, less mess

if you have pressure in the bottom end your golden. if you dont its one of a few things.

1) oil pump driveshaft
2) low oil level in the pan
3) oil pickup tube issue, clogged screen or maybe the fugger fell of into your pan [&:]
4) pump wont prime, in which case you need to remove oil pan and pack pump full of vasoline - but if you have to pull it out you might as well get a new (better) pump anyways.

I put in the old lifters...the one thing I didn't replace[:@]and there is plenty of oil in the pan. The car is still at the shop I will get them to check if there is pressure in the bottom end (I am pretty sure they were going to anyways) and I doubt it has anything to do with the oil pump becuase it worked fine before I pulled apart the top end.... I know I should have just bought those magnets and to lift the lifters rather than pull them right out[8D]
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Old 06-13-2007, 11:45 PM
  #22  
5.0stanger
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Default RE: New H/C/I swap but now no oil pressure

How do you know there is no pressure? What gauge are you using?
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Old 06-13-2007, 11:46 PM
  #23  
my77stang
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Default RE: New H/C/I swap but now no oil pressure

dont be kicking yourself cause that has nothing to do with anything. seriously.

they probably just need to be bled down, usually sitting with valve spring pressure is enough - sometimes its not. if there is pressure in the bottom i would let it idle for a good 5 minutes and see what happens
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Old 06-13-2007, 11:52 PM
  #24  
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Default RE: New H/C/I swap but now no oil pressure

ORIGINAL: 5.0stanger

How do you know there is no pressure? What gauge are you using?
I am using my oil pressure guage...the stock one, it worked fine before the swap and it is all hooked up from what I can tell

I hope that it just needs to build up pressure or something stupid, but I did run it for a little bit....I would rather miss my dyno tune appointment than blow up the ol'engine.....there always has to be some stupid little thing (or rather big thing in this case) when you work on a car[:@]
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Old 06-13-2007, 11:55 PM
  #25  
5.0stanger
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Default RE: New H/C/I swap but now no oil pressure

Hook up a mechanical gauge and then try it. You may have missed a ground wire or a plug someplace that is affecting how the stock gauge works. I just wounldn't call it broke till you check it again.
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Old 06-13-2007, 11:58 PM
  #26  
my77stang
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Default RE: New H/C/I swap but now no oil pressure

yes, mechanical > stock crap. but still, for like 3 bucks you can throw a cheap filter on there and see if the thing gets full or not.
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Old 06-14-2007, 12:02 AM
  #27  
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Default RE: New H/C/I swap but now no oil pressure

ya I will have to check that, but I figured I would rather be safe rather than sorry when it comes to this sort of thing. Where do you hook up a pressure gurage to?
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Old 06-14-2007, 12:08 AM
  #28  
my77stang
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Default RE: New H/C/I swap but now no oil pressure

i circled where it hooks up, and you can see the line coming off it, looks striped cause it had been sitting awhile


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Old 06-14-2007, 12:10 AM
  #29  
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Default RE: New H/C/I swap but now no oil pressure

so it goes right beside the stock one?
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Old 06-14-2007, 12:18 AM
  #30  
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Default RE: New H/C/I swap but now no oil pressure

I put in a T so I can have the stock one and factory one. Goes in line with the stock one
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