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Old Nov 24, 2008 | 08:42 AM
  #1  
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Default Alternator Bracket Questions

First one, has anyone installed one of these brackets?? Did it clear your PS pump ok??



http://store.summitracing.com/partde...140+4294860731

Lastly, I have went through my picture archives on my computer and it looks like every 78-82 Corvette alternator bracket is adjusted all the way out at the top.



I purchased what was supposed to be the "correct" length belt....any tips or special belts that others used to overcome this? I just want to be about an inch away from the end....that way I still have some adjust ment room.
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Old Nov 24, 2008 | 10:08 AM
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Depending on the manufacture you might have to go one number shorter and then sorta force the belt on by rotating the alt fan blade with your fingers.
If you have tall valve covers your stuck with the adjustment at the end with the stock setup.
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Old Nov 24, 2008 | 02:23 PM
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I am running the bracket you showed. One thing to note if you are going to be using tall valve covers, you will need to get either the big block version or buy a longer adjuster rod. You will not have any problems with the power steering pump. I really like the bracket; it’s much easier to adjust the alternator.
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Old Nov 24, 2008 | 02:28 PM
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Thanks guys, I'm going back to short valve covers, I liked the way the bracket looks and seems like you have more room to adjust belt tension. I may put that on my christmas wish list since it doesn't interfere with the PS pump.
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Old Nov 24, 2008 | 10:08 PM
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Originally Posted by 1982CorvetteDude
First one, has anyone installed one of these brackets?? Did it clear your PS pump ok??



http://store.summitracing.com/partde...140+4294860731

Lastly, I have went through my picture archives on my computer and it looks like every 78-82 Corvette alternator bracket is adjusted all the way out at the top.



I purchased what was supposed to be the "correct" length belt....any tips or special belts that others used to overcome this? I just want to be about an inch away from the end....that way I still have some adjust ment room.
I have a tpi also I will get that one
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Old Nov 27, 2008 | 03:02 AM
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My upper stock bracket is no where near the end and I'm running the "big CS144 alternator. I can get the belt part number for you if you need it. This is a 1980 Corvette.


Last edited by KENS80V; Nov 27, 2008 at 03:07 AM.
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Old Nov 27, 2008 | 03:14 AM
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I have one of those, not installed jet. Did anyone come a cross a same style p/s pump bracket?
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Old Nov 27, 2008 | 06:23 AM
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Why not keep your stock mounting bracket and simply convert from the stock sdjusting arm to the same internally threaded adjusting rod shown in the kit picture ( available from Summit/Jegs and Street & Performance). The only other thing needed is to change your alternator mounting ears fron the current 12 and 6 o'clock to a 10 and 6 o'clock position. You can get an adaptor from Street & Performance to easily do this if you're running the original SI type alternator, or simply pick up a properly oriented one if you are running a CS (I'm using a CS130D from a 97 Cavalier).

I have an adapter available (or an entire new 100 amp 12 SI anternator with bracket) available. PM me if interested.
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Old Nov 27, 2008 | 01:40 PM
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Originally Posted by KENS80V
My upper stock bracket is no where near the end and I'm running the "big CS144 alternator. I can get the belt part number for you if you need it. This is a 1980 Corvette.

Yes what is the belt number
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Old Nov 27, 2008 | 06:27 PM
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It is a Goodyear Gatorback 17551. Here is a link to the size: http://www.goodyearep.com/ProductsDetail.aspx?id=11752
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Old Nov 27, 2008 | 06:34 PM
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Tom...You could use your stock alternator bracket if you had the extension piece shown at the bottom of the picture you posted and an adjustment rod.
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Old Nov 28, 2008 | 03:45 AM
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Originally Posted by Theiskell
I am running the bracket you showed. One thing to note if you are going to be using tall valve covers, you will need to get either the big block version or buy a longer adjuster rod. You will not have any problems with the power steering pump. I really like the bracket; it’s much easier to adjust the alternator.
Hi Theiskell,

PMI, but is the bolt pattern on the sbc head the same as the bb head?

Or do you know what length rod is needed with this setup for tall valve covers?

Thanks,
KO
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Old Nov 28, 2008 | 09:07 AM
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To determine what lenght adjustment rod you will need it is best to install your altenator, place it where you want it to be with the belt tight, and measure from the adjustment hole on the alternator to the bolt on the backet where you will attach the other end. Order a rod that will fit that lenght. Summit and Jegs both have adjusment rods with various lenghts.
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Old Nov 28, 2008 | 09:28 AM
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Originally Posted by thegazman
To determine what lenght adjustment rod you will need it is best to install your altenator, place it where you want it to be with the belt tight, and measure from the adjustment hole on the alternator to the bolt on the backet where you will attach the other end. Order a rod that will fit that lenght. Summit and Jegs both have adjusment rods with various lenghts.
That's what I fugured. I was just hoping to get it all ordered at one time and same on shipping.

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Old Nov 28, 2008 | 11:03 AM
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Originally Posted by kortensi
Hi Theiskell,

PMI, but is the bolt pattern on the sbc head the same as the bb head?

Or do you know what length rod is needed with this setup for tall valve covers?

Thanks,
KO
Well you are in luck I keep all the part numbers of things I order. On the big block verses small block I’m not sure. I have been told they are the same, but I can’t confirm it. I ordered the small block version and ordered the longer bar then someone told me I should have just ordered the big block version because it had the longer bar. Here are the part numbers I ordered

Bracket from summit SME-2001
Adjuster rod from summit RA5-500
Belt, Gates brand #7541 Local auto parts store

All of this fits with the tall valve covers
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Old Nov 28, 2008 | 02:09 PM
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Originally Posted by thegazman
Tom...You could use your stock alternator bracket if you had the extension piece shown at the bottom of the picture you posted and an adjustment rod.
I just ordered one
Thanks
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Old Dec 1, 2008 | 04:31 PM
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What about this one? This is what the summit guy was pushing on me.

http://store.summitracing.com/partde...w=32&N=700+115
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Old Dec 1, 2008 | 04:44 PM
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Originally Posted by Emeightch
What about this one? This is what the summit guy was pushing on me.

http://store.summitracing.com/partde...w=32&N=700+115
I think the others look better IMHO
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Old Dec 2, 2008 | 03:11 PM
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Originally Posted by Emeightch
What about this one? This is what the summit guy was pushing on me.

http://store.summitracing.com/partde...w=32&N=700+115
Looks pretty cool but it mounts a bit high, Not sure how the hood would clear.



Also, talked to the Summit techs and they said the the big block mounts will NOT fit on a SBC.

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