The FI Stage 1 turbos have a .86 AR turbine housing and the Stage (Seb) have a smaller .82 AR Turbine housing. I assume a larger turbine housing on the smaller Stage 1 turbos brings in more air but what is the benefit of going with a smaller housing on a larger turbo like on the Stage Seb turbos?
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Fast Intentions "Stage Seb" twin turbo #098- Specialty Z/Tial-Xonarotor/CJM/Ecutek/HKS/KW/SPL/Hotchkis/Rohana/Toyo
700+whp
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