TwinTurbo.NET: Nissan 300ZX forum - You are at the limit
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Subject You are at the limit
     
Posted by Noncon (STL) on April 24, 2011 at 6:09 PM
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In Reply To How much boost? posted by boosted4life on April 24, 2011 at 05:09 PM
     
Message Back-pressure becomes an issue with the stock turbos above 14 psi. This back-pressure can result in some of the exhaust flow going back into the cylinders during valve overlap. Things get real hot then, and volumetric efficiency falls off a cliff.

KJ

     
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