sounds right, I thought it was maybe between 8 and 9, at least that what mine was reading at the top of 2nd gear when I had first installed my mechanical boost gauge, that was before I had any performance mods at all, besides a warm air intake
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VS Cam,CompCams lifters,ZZPpushrods,Rollmaster double,4"intake,PLog headers,3"exhaust,IntensePCM,3.3"mps,ZZPHDTrans,3.29gears,2500 stall,GMPP adjustable suspension,TB spacer,160*tstat