996 Turbo / GT2 Turbo discussion on previous model 2000-2005 Porsche 911 Twin Turbo and 911 GT2.

BorgWarner EFR Turbos

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Old 11-09-2010, 02:22 PM
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BorgWarner EFR Turbos

i dont take credit for finding this, aben8057 on rennlist posted it.

but i thought id see if anyone has some thoughts or experience with these here

http://www.full-race.com/articles/borgwarner-efr-turbos.html
 

Last edited by GT3 Chuck; 11-09-2010 at 02:48 PM. Reason: active link
  #2  
Old 11-09-2010, 05:12 PM
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great turbos many use them w/ amazing results
 
  #3  
Old 11-09-2010, 05:30 PM
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can you provide a link to a build up of something using these in the gas sports car realm? i know BW is big in the diesel industry
 

Last edited by OS Inspector; 11-09-2010 at 05:34 PM.
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Old 11-09-2010, 05:44 PM
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hmm kevin kwiatkowski runs a 1991 plymouth laser at 8.2@165
mike reichen in his evo running 237mph at the standing mile off the shelf Borg Warner S400 74mm
 
  #5  
Old 11-09-2010, 05:58 PM
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Originally Posted by Blockhed
hmm kevin kwiatkowski runs a 1991 plymouth laser at 8.2@165
mike reichen in his evo running 237mph at the standing mile off the shelf Borg Warner S400 74mm
those are both diesel turbos off Cummins engines or upgrades for cummins engines.

i was hoping to see someone running their smaller units compared to the Gt series of garret turbos
 
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Old 11-09-2010, 06:01 PM
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Originally Posted by OS Inspector
those are both diesel turbos off Cummins engines or upgrades for cummins engines.

i was hoping to see someone running their smaller units compared to the Gt series of garret turbos
pricing and info was just released at SEMA, only one car i know of has run one in the testing process and that is the siera siera time attack Evo
i don't think any real world results will be available for some time
 
  #7  
Old 11-09-2010, 06:06 PM
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Originally Posted by TiALSport
pricing and info was just released at SEMA, only one car i know of has run one in the testing process and that is the siera siera time attack Evo
i don't think any real world results will be available for some time

awesome thats the info i was looking for, how is pricing slated out jake you can be generous if you want are they similar to full garret turbos or more expensive?
 
  #8  
Old 11-10-2010, 01:33 AM
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I'll see if I can find out more info from other people i know...whats the update on your ****box
 
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Old 11-10-2010, 05:57 AM
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Originally Posted by Blockhed
I'll see if I can find out more info from other people i know...whats the update on your ****box

its in pieces hopefully be back together for the march mile, or tk211
wont be setting any records but i hope to just be driving it. since we'll be coming up on 1.5 years since ive driven it.
 
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Old 11-10-2010, 07:08 AM
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They look very promising, but likely very expensive. Even then I have a feeling the ball bearing Tial turbos are better still... with our custom wheels on them.
 
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