TwinTurbo.NET: Nissan 300ZX forum - #6 is the last bearing to get oil then #5. My number
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#6 is the last bearing to get oil then #5. My number
Posted by
AzHeat
on June 22, 2006 at 1:04 AM
This message has been viewed
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times.
In Reply To
The cause of my rod knock! These are the bearings to my
posted by Swatsav
on June 21, 2006 at 06:07 PM
Message
6 went after 5000 miles of heavy boosting. Too tight of a bearing clearance will cause oil starvation also.
Follow Ups
The cause of my rod knock! These are the bearings to my
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Swatsav
18:07:54 06/21/06
So many things affect bearing life
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Jared Todd
18:23:22 06/21/06
mileage? PSI running?
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Halo Z
19:38:15 06/21/06
a low mileage JDM engine. I was running hi boost at about
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Swatsav
20:05:27 06/21/06
Ugh... (n/m)
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Halo Z
20:34:59 06/21/06
20 psi on pump gas LOL I do not even go past 16 or
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dream Z (MD)
19:41:34 06/22/06
Maybe it revolves around running 21 psi on pump/sport 500s.. (n/m)
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Joe(NoVA)
20:43:57 06/21/06
i wonder how he got that idea. (n/m)
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Halo Z
20:57:30 06/21/06
with water/methanol injection. I very seldom ran the car
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Swatsav
21:51:33 06/21/06
prolly cause your just blowing heat after 18psi
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SpecNATT (Houston)
22:06:58 06/21/06
Even 18 is pushing it on pump IMHO
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SeedyROM
00:35:27 06/22/06
You do realize that the owner of the vehicle has control
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Ash's Z
17:19:52 06/22/06
too lean in 5 and 6 due to fuel/timing
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ni[X]it
19:42:42 06/21/06
Re: too lean in 5 and 6 due to fuel/timing
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Swatsav
20:06:20 06/21/06
my own personal sport500 tuning experience;
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ni[X]it
21:16:22 06/21/06
Interesting. Did you use water/methanol injection
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Swatsav
21:40:17 06/21/06
No. I don't really believe in going for max RWHP.
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ni[X]it
21:53:57 06/21/06
I do not use WI as a power mod either. I use it more for
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Swatsav
22:01:29 06/21/06
A/F was at 11.5:1, fattening to ~11.2 by 7K when I tuned
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Ash's Z
22:37:22 06/21/06
"can't go much beyond 17-18psi w/ sport 500s" Can you
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Z-Jay (Edmonton, AB)
11:32:52 06/22/06
I try to never tune on anything greater then 93/94
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ni[X]it
18:36:49 06/22/06
Ouch.
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SeedyROM
00:29:12 06/22/06
93 (n/m)
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Swatsav
05:37:39 06/22/06
I'm not sure if that is a jab or not, but I completely
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Ash's Z
16:14:26 06/22/06
Prob a lot to do with the constricting dent in your oil pan
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Ash's Z
21:12:14 06/21/06
I'm thinking it was a combination of events rather
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Swatsav
21:47:27 06/21/06
Well, 20-21psi on water injection with your setup is
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Ash's Z
22:25:16 06/21/06
Thanks Ash. Makes perfect sense. My pistons looked almost
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Swatsav
05:37:09 06/22/06
Re: Prob a lot to do with the constricting dent in your oil pan
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Ash's Z
22:34:12 06/21/06
It is the best explanation why your new Sport500's were
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Ash's Z
23:29:50 06/21/06
Strange. I put the test pipes back on and the turbos no
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Swatsav
05:34:30 06/22/06
Just curious, what did Stacy say when you pointed this out?
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SeedyROM
00:41:18 06/22/06
Long story Seedy. I took a chance on my swap and went
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Swatsav
05:52:32 06/22/06
Bummer man. At least the hard lessons stick the best!
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SeedyROM
11:27:59 06/22/06
Eh, why would I pull it off the car to fix it and then not
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Ash's Z
16:06:33 06/22/06
Don't look as bad as mine did >>>
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my91z
21:12:31 06/21/06
My black Z also might have a rod knock. = ( (n/m)
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1BADTTZ (SoCal)
21:56:24 06/21/06
#6 is the last bearing to get oil then #5. My number -
AzHeat
01:04:41 06/22/06
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