Hi Guys just getting my install done,unit is a p-600b. I have 2 pulleys that came with the kit, I bought it used, One is 3inch across the face of the pulley the other is 3.25inch across the face I have a 3 core intercooler set-up please let me know what boost levels I should expect with these pullyes.I dont want to blow anything up! Thanks Frankie.
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