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Old 10-12-2009, 06:52 PM   #1
Hart_Rod
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Join Date: Apr 2005
Location: Pensacola, FL
Posts: 17,858
Boost gauge question....

I just installed an Autometer 3301 boost/vacuum gauge on my 383 with a vortech supercharger. I have a question about normal operation of the gauge. At a steady 60 mph/2800 rpm/4psi boost, the needle flucuates so fast you can barely read it (+/- 3 psi). I'm new to superchargers and this is my first boost gauge, but that just doesn't seem right. I installed it exactly like the autometer instructions said and used the port that Vortech recommended. Do I have a leak? Any suggestions? OBTW, it's in the in the same port that goes to my MSD 6BTM box. Thanks in advance.

R/

Last edited by Hart_Rod; 10-12-2009 at 08:00 PM.
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