Engine 93 5.0 issues with iddle and no power.

Back story, my 93 5.0 has been sitting up for a few years. It's not wasn't in bad shape or anything just kids and life happened. Well started back trying to get it on the road. Now the idle is higher than it should be and has no power very sluggish feeling. I have cleaned the throttle boddy, checked the timming, adjusted the TPS, gonna build a smoke tester tomorrow. I'm hoping it's just a vaccum leak but any o
 
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No havnt checked anything with the fuel pressure. Going to check vaccum lines tomorrow. In the past its usually been a vaccum issue. But with it sitting around like It has fuel pressure is a good one to check. I did put some octane boost in there obviously its not a cure all but was hoping it would help. It smells strong, iddle hangs up and takes a while to come back down and no power.