LT1-LT4 Modifications 1993-97 Gen II Small Block V8

p1sc help

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Old 04-27-2009, 11:23 AM
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Default p1sc help

hey guys installed my p1sc on my lt1 yesterday the issue that im having now is with the pulleys i put the stock balancer/pulley on then the procharger spacer then the procharger pulley put all 3 bolts in with a washers got all 3 bolts reall tight and the stock ballancer/pulley is loose are there suppose to be some spacers or something to get the stock balancer/pulley tight ?
Old 04-27-2009, 11:45 AM
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Did you reuse the stock bolts? You may need to buy some longer ones.
Old 04-27-2009, 11:56 AM
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Well where do I start...Depending on what year the kit was manufactured, most of the parts becide the blower and bracket will need to be tossed. I had nothing but issues with all of the spacers included in the kit. I would suggest getting the crank keyed, or youll run a great risk of spinning the balancer off the crank. Mainly on anything over 6psi, youll start to see the gremlins appear from this poorly designed kit. Not trying to scare you away from this setup, but I had one from 2002-2005. It was the most costly mistake I have made to date. I went back to na and it was like new found love with the car again lol! Point is: Anybody looking to procharge your lt1, you might as well pick up the head unit and bracket and build the rest from scratch. Oh yea the prob with that spacer your talking about. The inner edge that seats to the inside of the balancer is not macined correctly, not allowing it to draw tight to the balancer. I also had issues with that as well...Hope this helps.
Old 04-27-2009, 12:55 PM
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i used the bolts that came with procharger HOW DO I FIX THIS PROBLEM ?
Old 04-27-2009, 01:40 PM
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youll have to have it machined down to fit or call procharger and get a new spacer.
Old 04-27-2009, 02:49 PM
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damn
Old 04-27-2009, 02:55 PM
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Man I banged my head over and over fighting those same issues, I feel ya. If it makes you feel better, my car did make 426whp @8psi on the stock motor down to the manifolds. So if and when you get the bugs worked out, it will make some good power. Just don;t do like I did and build a 383 to run that p1sc on. The extra cubes maxed out the blower cfm to early, wich is why i sold mine. Should of went d1sc from the get go.
Old 04-27-2009, 03:07 PM
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the guy from procharger just told me he has never heard of this problem before so in other words he cant help me
Old 04-27-2009, 03:10 PM
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tell me if im wrong on lt1 cars there is a bolt in the center of the crank hub that screws into the crank and there are 3 bolts that screw the balancer onto the crank hub ?? is that correct
Old 04-27-2009, 03:37 PM
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Originally Posted by baylove
tell me if im wrong on lt1 cars there is a bolt in the center of the crank hub that screws into the crank and there are 3 bolts that screw the balancer onto the crank hub ?? is that correct
Thats right, just came inside from pulling mine off . good luck with the project
Old 04-27-2009, 03:46 PM
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yep thats right. Also thats what i expected procharger to say. procharger acts like their kits are created by god and they have never had any issues with them. Every time that I ever called them it's always " We have never herd of that".
Old 04-27-2009, 04:29 PM
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the guy @ procharger is going to tell me that the lt1 balancer is held on with one big bolt instead of the 3 bolts that holds the balancer to the crank hub like i dont know what im talking about i just told him thanks have a good day im not gonna argue with this dude he obviously has no idea what he's talkin about
Old 04-27-2009, 04:34 PM
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Every time that I ever called them it's always " We have never herd of that".[/QUOTE]

LMAO well you told me to call them
Old 04-27-2009, 05:14 PM
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I know my bad, you might want to give epp a call, they might have some input on this.

http://www.exoticperformanceplus.com/
Old 04-27-2009, 05:46 PM
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i talked to bob @ epp and he told me to call procharger also im going to put some washers in between the spacer and the pulley im thinking that will work but i will let you guys know
Old 04-27-2009, 06:15 PM
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Now that you mention it, I think I had to put washers in also! I apologize if Im a little off here. Its been years since I delt with these issues and most of them I have tried to forget lol.
Old 04-27-2009, 08:01 PM
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Originally Posted by baylove
i talked to bob @ epp and he told me to call procharger also im going to put some washers in between the spacer and the pulley im thinking that will work but i will let you guys know
Yes, there is suppose to be one shim per bolt between the crank pulley spacer and the balancer. But!!!! As said above, the factory balancer is not keyed and can/will spin. If running much boost, get an ATI balancer....you will have to have the blower pulley spacer machined to fit.

I can speak from personal experience on the balancer spinning. The only other problem I have had with the kit is the idler pulley took a crap and tore some stuff up but other than that.....nothing. Been running strong for the last six years.

Jon
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Old 04-28-2009, 10:51 AM
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Originally Posted by silver95
Yes, there is suppose to be one shim per bolt between the crank pulley spacer and the balancer. But!!!! As said above, the factory balancer is not keyed and can/will spin. If running much boost,
Jon
how much boost is much boost im only running 6-8lbs on a stock bottom end ?
Old 04-28-2009, 10:54 AM
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Originally Posted by kinglt-1
Now that you mention it, I think I had to put washers in also! I apologize if Im a little off here. Its been years since I delt with these issues and most of them I have tried to forget lol.
its ok my friend i appreciate it
Old 04-28-2009, 07:54 PM
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Originally Posted by baylove
how much boost is much boost im only running 6-8lbs on a stock bottom end ?
You really can't put a number on safety....some could get by for years. Mine spun @ 8.5lbs. I was lucky I climbed under the car when I did and didn't shoot it thru the hood!
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