#116991, "RE: 10 hg of vacuum" In response to Reply # 2
you mean 'culprit', and it's possible, if you've been into the motor recently double-check you gear alignment. Mine had about that when I first fired it up, turned out my intake gear was a tooth off. Thank god for adjustable gears, +/- 12 degrees - didn't have to tear it all down.
/>
'95 GS w/ t3/t4b FMIC, diy piping & RFL BOV MS2-Extra Fuel&Spark 50 lb/hr Holley injectors w/ 1:1 RRFPR JE 8.8:1 dish w/ Hastings Rings Eagle Rods w/ ARP bolts ARP Head studs Mild port/polish head 3" custom DP/cat section, 3" PIT catback dual MBC - 12 psi / 20psi