My car with the 928 super vortech, 9lb pulley, 3.47 jackshaft pulley sc side and 3.00 sc pulley made 16.4 psi.
With the 928 impeller and the 9lb pulley I bet you see closer to 11 psi. Also, if I remember correctly, the 9lb pulley is a 2.87. You can measure your's to verify what you have.
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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
Last edited by redondoaveb; 11-02-2019 at 12:53 PM.
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