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Re: Broken oil pickup removal [Re: 6PakBee] #1606303
04/14/14 11:20 PM
04/14/14 11:20 PM
Joined: Feb 2005
Posts: 28,312
Cincinnati, Ohio
Challenger 1 Offline
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Quote:

Quote:

......I had the same problem with the stock Mopar 6 qt. pan, 1/2" pu in my Hemi......




That's interesting. I've seen two Hemi pickups fail in my short and uneventful life and in both cases the owners told me they didn't check to make sure the pickup contacted the pan. The other item I've noticed is that the stock pickups have rolled threads and the aftermarket ones I've seen have cut threads. IMHO the stress riser at the end of the cut thread is a problem just waiting to happen although I'll admit I haven't seen it cause a problem in practice.




It depends on what the engine is subjected to.
A screw in pick up is the weakest pickup design, the cut threads weakens the pickup. I bet there are better pickups for that motor.

I broke a few off(custom welded pickup's)by big names and then the whole oil pump off a 572"BBC dragster even with a oil pump girdle...at least twice from tire shake.
Then I went to external belt driven oil pumps with a wet sump pan because it is more reliable than a screwed in pickup or welded in like mine were pickups.

Last edited by Challenger 1; 04/14/14 11:25 PM.
Re: Broken oil pickup removal [Re: mickm] #1606304
04/15/14 12:56 PM
04/15/14 12:56 PM
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dan9 Offline
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If the easy outs don't work try an internal pipe wrench, they also are simple to use and they won't damage anything.

Re: Broken oil pickup removal [Re: RapidRobert] #1606305
04/15/14 01:31 PM
04/15/14 01:31 PM
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Graham, WA
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Polarapete Offline
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Quote:

You might see if you can jamb a cheap HF NPT tap up there & get it to bite CCW into the piece




Actually this could make things worse
I once broke off a steel stud in the upper aluminum crankcase of a Honda CL360 motor (dissimilar metals) I got the stud out and while cleaning the threads with a bottoming tap, broke the tap in the hole
Taps are very hard and it took hours of delicate grinding to get it out. I then had to tap the hole larger and put in an insert. You don't have enough room in the hole to go oversize before you ruin the block


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Re: Broken oil pickup removal [Re: Challenger 1] #1606306
04/15/14 03:35 PM
04/15/14 03:35 PM
Joined: Jan 2003
Posts: 75,095
A Banana Republic near you.
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Quote:


Then I went to external belt driven oil pumps with a wet sump pan because it is more reliable than a screwed in pickup or welded in like mine were pickups.




Are you running this setup in your STREET CARS ??

Re: Broken oil pickup removal [Re: JohnRR] #1606307
04/15/14 04:07 PM
04/15/14 04:07 PM
Joined: Feb 2005
Posts: 28,312
Cincinnati, Ohio
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Quote:

Quote:


Then I went to external belt driven oil pumps with a wet sump pan because it is more reliable than a screwed in pickup or welded in like mine were pickups.




Are you running this setup in your STREET CARS ??




No but a 500+hp hemi should be able to put down some power and maybe shake the tires even on the street?

Re: Broken oil pickup removal [Re: Challenger 1] #1606308
04/15/14 04:55 PM
04/15/14 04:55 PM
Joined: Jan 2003
Posts: 75,095
A Banana Republic near you.
JohnRR Offline
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Quote:

Quote:

Quote:


Then I went to external belt driven oil pumps with a wet sump pan because it is more reliable than a screwed in pickup or welded in like mine were pickups.




Are you running this setup in your STREET CARS ??




No but a 500+hp hemi should be able to put down some power and maybe shake the tires even on the street?




Are you suggesting that the OP, and anyone else reading, run a belt driven oil pump system ?

Re: Broken oil pickup removal [Re: JohnRR] #1606309
04/15/14 06:23 PM
04/15/14 06:23 PM
Joined: Jul 2006
Posts: 4,179
California
mickm Offline OP
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Quote:

Are you suggesting that the OP, and anyone else reading, run a belt driven oil pump system ?




i doubt he is, just relating what he did.

i have no problems putting another pickup in there and carrying on. i may use the milodon pickup that i got in vegas as opposed to the stock replacement though. i still haven't got to it, but i suspect i'll see some marks on the bottom inside of my pan, showing that when the engine fell/dropped onto the pan it tweaked the pickup a bit, and just took this much time to do its thing.

Re: Broken oil pickup removal [Re: JohnRR] #1606310
04/15/14 06:25 PM
04/15/14 06:25 PM
Joined: Feb 2005
Posts: 28,312
Cincinnati, Ohio
Challenger 1 Offline
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Quote:

Quote:

Quote:

Quote:


Then I went to external belt driven oil pumps with a wet sump pan because it is more reliable than a screwed in pickup or welded in like mine were pickups.




Are you running this setup in your STREET CARS ??




No but a 500+hp hemi should be able to put down some power and maybe shake the tires even on the street?




Are you suggesting that the OP, and anyone else reading, run a belt driven oil pump system ?




No I'm not, as the hemi already has a external oil pump unlike the BBC where there are many advantages to a external oil pump.

Re: Broken oil pickup removal [Re: mickm] #1606311
04/15/14 08:22 PM
04/15/14 08:22 PM
Joined: Mar 2007
Posts: 3,287
West Coast, USA
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Quote:

Quote:

Are you suggesting that the OP, and anyone else reading, run a belt driven oil pump system ?




i doubt he is, just relating what he did.

i have no problems putting another pickup in there and carrying on. i may use the milodon pickup that i got in vegas as opposed to the stock replacement though. i still haven't got to it, but i suspect i'll see some marks on the bottom inside of my pan, showing that when the engine fell/dropped onto the pan it tweaked the pickup a bit, and just took this much time to do its thing.




I told you to quit doing wheelies!


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Re: Broken oil pickup removal [Re: jbc426] #1606312
04/15/14 08:45 PM
04/15/14 08:45 PM
Joined: Jul 2006
Posts: 4,179
California
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Quote:

I told you to quit doing wheelies!





Re: Broken oil pickup removal *UPDATE* [Re: mickm] #1606313
04/16/14 02:31 AM
04/16/14 02:31 AM
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California
mickm Offline OP
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ok, so the pan does have a scratch in the bottom where the pickup would be sitting. so seems pretty conclusive: when the engine fell on the tire, the pan hit the pickup, which was enough to fatigue it where it screwed into the block, and after time it broke.

bummer to have happened, but at least i know the cause.

Re: Broken oil pickup removal *UPDATE* [Re: mickm] #1606314
04/16/14 03:12 AM
04/16/14 03:12 AM
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Posts: 18,493
Granite Bay CA
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Engine autopsy without any clear cause of failure is the worst. This is the lesser of the evils.
By Easter you should be ripping gears again, huh?

Re: Broken oil pickup removal *UPDATE* [Re: Kern Dog] #1606315
04/16/14 04:22 AM
04/16/14 04:22 AM
Joined: Jul 2006
Posts: 4,179
California
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Quote:

Engine autopsy without any clear cause of failure is the worst. This is the lesser of the evils.
By Easter you should be ripping gears again, huh?




depends when easter is...

Re: Broken oil pickup removal *UPDATE* [Re: mickm] #1606316
04/16/14 12:53 PM
04/16/14 12:53 PM
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Quote:

Quote:

Engine autopsy without any clear cause of failure is the worst. This is the lesser of the evils.
By Easter you should be ripping gears again, huh?




depends when easter is...




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Re: Broken oil pickup removal *UPDATE* [Re: mickm] #1606317
04/17/14 01:02 AM
04/17/14 01:02 AM
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Jefferson State
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another option to get the threaded portion out is to weld a washer with a similar diameter as the id of the pipe all around, then to that weld a nut. use a wrench and back it out. Weld won't take to the block and the heat should help release.
I'd hesitate using anything that would force the pipe to a larger diameter and possibly mess up the block.

Re: Broken oil pickup removal [Re: Pacnorthcuda] #1606318
04/19/14 02:19 AM
04/19/14 02:19 AM
Joined: Jul 2006
Posts: 4,179
California
mickm Offline OP
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well, here it is. finally out. now time to put it all back together...

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Re: Broken oil pickup removal [Re: mickm] #1606319
04/20/14 12:42 AM
04/20/14 12:42 AM
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Houston,Tx.
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Lee446 Offline
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Mick, that sure does not seem like enough of the pickup tube is engaged in the block. It looks like only about four threads. You may want to chase the threads with the proper tap.

Re: Broken oil pickup removal [Re: Lee446] #1606320
04/20/14 12:51 AM
04/20/14 12:51 AM
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Mesa, Arizona
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Quote:

Mick, that sure does not seem like enough of the pickup tube is engaged in the block. It looks like only about four threads. You may want to chase the threads with the proper tap.





Wow, have to Still you dodged a big bullet

Re: Broken oil pickup removal [Re: Lee446] #1606321
04/20/14 04:14 AM
04/20/14 04:14 AM
Joined: Jul 2006
Posts: 4,179
California
mickm Offline OP
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Quote:

Mick, that sure does not seem like enough of the pickup tube is engaged in the block. It looks like only about four threads. You may want to chase the threads with the proper tap.




i'll have to ask my friend where the crack was to make sure. i think there was another 1-2 threads in the block where it broke off.

i will look into this. it is clear though that the problem was the pan hitting the pickup. there is a nice imprint of the pickup on the bottom of the pan.

how many threads is a separate issue, so i will check into that...

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