EVO All Evo Model Discussion

No oil pressure when hot...

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Old Mar 17, 2015 | 07:04 PM
  #31  
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if you put a stronger spring in the check valve and the oil pressure didn't go up. then its either your pump your lifter blocks or the case. your bottom end is going to be trash soon because your not building enough pressure to open the check valve and feed the crank and cam.


with the build you listed why would you put a stock style pump on it with stronger valve springs and S&S lifters with HL2T limiters you need a HP/HV oil pump.

if I had to guess I would say its your lifter block bores are shot bleeding the oil right back into the cam chest.
 
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Old Mar 18, 2015 | 02:37 PM
  #32  
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Originally Posted by texashillcountry
ps I like the right side primary, horn, and kickstand in your sig pic!!!
I just caught that. That is a special bike right there. No wonder his oil pressure is low. Everything is backward.
 
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Old Mar 18, 2015 | 03:34 PM
  #33  
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Originally Posted by Gunslingertom
I just caught that. That is a special bike right there. No wonder his oil pressure is low. Everything is backward.
You should see me back out of a parking space.
 
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Old Mar 18, 2015 | 03:55 PM
  #34  
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Front wheel drive also ?or is that five gears in reverse ??
 

Last edited by glidein wide; Mar 18, 2015 at 03:59 PM.
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Old Mar 18, 2015 | 04:26 PM
  #35  
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I thought we fixed that pic for ya a couple months back in a different thread?
 
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Old Mar 18, 2015 | 05:54 PM
  #36  
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Is that bike for the other side of the planet or are you left handed and footed.
 
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Old Mar 18, 2015 | 06:42 PM
  #37  
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Originally Posted by glidein wide
Is that bike for the other side of the planet or are you left handed and footed.


Aboot da same as yours lad...
 
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Old Mar 18, 2015 | 06:55 PM
  #38  
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Did you put a new pinion shaft bushing in and line-ream it when you rebuilt the engine? Could be oil is escaping out a worn bushing there.

Another simple thing to check is oil lines. Old rubber lines tend to shed bits of their lining which can plug up fittings, or they can get a sort of flap of lining staying in place and acting like a one-way valve stopping flow.
 

Last edited by Hopper; Mar 18, 2015 at 06:57 PM.
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Old Mar 18, 2015 | 07:02 PM
  #39  
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Originally Posted by stevequad


Aboot da same as yours lad...
Holy F*%$ !!! LMFAO!! never seen such a thing, some camera man. I'm still laughing!!!
 
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Old Mar 18, 2015 | 07:03 PM
  #40  
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Hopper, everything inside is new (almost 2 years ago). Lifter filter screen is clean, not particles of any kind when I drained the oil. I did not check the hoses, good thought. But now I have stopped my process of elimination, and taken it to a very reputable shop. My initial thought was it might be in the cam cone/ cam chest area. I am waiting for him to give me a diagnosis.
 
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