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FD OPR on FC

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Old Aug 23, 2005 | 10:19 AM
  #1  
T04Eneedy's Avatar
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adiabaticly inefficient
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From: nw houston,TX or w. hollywood,CA
FD OPR on FC

ae the fc ad FD OPR's interchangeable?if so what other mods(if any) do i need to do to the OPR in the front cover?
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Old Aug 23, 2005 | 11:22 AM
  #2  
BDC's Avatar
BDC
BDC Motorsports
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From: Grand Prairie, TX
Yes. The FD OPR works just fine on the FC.

B
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Old Aug 23, 2005 | 11:36 AM
  #3  
T04Eneedy's Avatar
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adiabaticly inefficient
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From: nw houston,TX or w. hollywood,CA
Originally Posted by BDC
Yes. The FD OPR works just fine on the FC.

B
does anything need to be done to the front opr in the front cover (atleast thats what i think that thing is).i just figured that if the front one is opening early it would limit the oil pressure to the front main bearing.

am i wrong?

thanx,for the speedy response
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Old Aug 23, 2005 | 03:31 PM
  #4  
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From: Drammen, Norway
Yes you are a bit off there...

The flow is like this:

oil pump, front regulator, oil cooler, oil filter, rear regulator, rear bearing and at last to the front bearing.

So if the front regulator opens it will affect pressure in the whole system.

Racing Beat supplies 2 washer with their street and race regulators to shim the front one with.

I have bypassed the front regulator and have no problems...
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Old Aug 24, 2005 | 07:13 AM
  #5  
T04Eneedy's Avatar
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adiabaticly inefficient
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From: nw houston,TX or w. hollywood,CA
does anyone know how thick those washers are?
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Old Aug 27, 2005 | 09:26 AM
  #6  
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From: Portland, OR
Front OPR Shimming

i shimmed the front using a nut that was .125" thick. the rear is an FD.

i see 100+psi cold and about 80psi above 2k warm. i have had this setup for 3yrs. i had to replace the oil cooler lines with braided ones but these also had 130K+ on them. other than that no problems.

justin
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