Forced Induction Superchargers | Turbochargers | Intercoolers

Ar??

Old Sep 14, 2010 | 09:58 PM
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Default Ar??

what does AR mean when lookin at a turbo? and how can you tell when the turbo will spool......... i am swappin a ls1 into a 90 firebird and have decided to single turbo but need to no these things.....
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Old Sep 14, 2010 | 10:02 PM
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ARRR matey ARRRR.... it's the size of the exhaust inlet to the turbine housing... i have a .81 A/R
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Old Sep 15, 2010 | 12:18 AM
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http://www.forcedinductions.com/help.htm

Here you go, check that out. Good reading!
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Old Sep 15, 2010 | 06:36 AM
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also, try this site. http://turbobygarrett.com/turbobygar...o_tech101.html
read that page, then go to the turbo tech 102 and 103 links on the left side of the page. verrry helpful website!
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