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Well I'm getting my supra back from 935motorsport and I wanted to learn how to operate/tune my supra. I have a 7mgte w/ titan 1.4 mhg, arp tq to 90lb, hks intercooler/piping hks ssqv bov, 3in. Ddp,test pipe,hks catback exhaust,aeromotive afpr,zt2 wideband,greddy ebc, Well I have some info...

I got a glowshift boost/vac gauge .when it idle the vac gauge stays at 10 psi vac but when I start going in boost it will raise to 0 and the drop to 15 psi then raise back up to and level out at 10 psi. My friend told me that it should be boosting alot more is this true. Should the gauge idle at...