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Old Oct 28, 2008 | 09:16 PM
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Where can i buy the idler pully for the ac? Im looking every where and there charging like 60 or like 80 bucks because there coming with a tensioner which the pully i need doesnt have a tensoner its the top one for the ac. where on earth can i buy one for a ls1?
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Old Oct 29, 2008 | 10:34 AM
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Any one know?
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Old Oct 29, 2008 | 01:37 PM
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autozone
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Old Oct 29, 2008 | 02:07 PM
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i think all the pulleys are the same size, so you can get the idler pulley and put it on the tensioner, i will tell you though that i replaced just the pulley and it still made noise cause the tensioner was bad
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Old Oct 29, 2008 | 02:10 PM
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I looked on there site and the one im looking for i cant seem to find the only one i can find is for the side for the power steering and stuff not the one for the a/c side.
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Old Oct 29, 2008 | 03:53 PM
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im pretty sure both pullies are the same size, take the AC one in and compare it to the one they have for the powersteering side
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Old Oct 29, 2008 | 04:42 PM
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the one for the power steering is different.
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Old Oct 29, 2008 | 04:43 PM
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should i just post a pic of the one i need cuz its off the car if that will help?
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Old Oct 29, 2008 | 10:40 PM
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The 2 idler pulleys for the a/c are the same size. They are different then the idler pulley for the main belt. I just ordered 2 from sdpc. 12557335 is the part number for just the pulley's . I couldnt find them at any parts store.
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Old Oct 30, 2008 | 12:56 PM
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I had problems finding them for a while.. I found them to be the same size on both upper and lower. They are not the same as the many belt and pulleys, since the main belt is a 7 rib and the AC is 5 (?). They are also smooth and not ribbed.

They can be found a most auto chain stores as well as the dealers. There AC Delco numbers, Four Season and other. I am at work and will post the part numbers that I used when I get home and look at the invoice.
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Old Oct 30, 2008 | 01:29 PM
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Originally Posted by ss2668
The 2 idler pulleys for the a/c are the same size. They are different then the idler pulley for the main belt. I just ordered 2 from sdpc. 12557335 is the part number for just the pulley's . I couldnt find them at any parts store.
i went on there site to check it out just says pully no picture no detail on which pully it is. kind of dont wanna buy another one like i did from napa and it be wrong.
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Old Oct 30, 2008 | 10:14 PM
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Here is a pic. I just got mine today. The 2 small pulleys are the same. 12557335 is the part number for the 2 small a/c pulleys.
Attached Thumbnails idler pully-dsc00358.jpg   idler pully-dsc00357.jpg  
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Old Oct 30, 2008 | 11:36 PM
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The pulleys that I replaced mine with are Dayco #89135, $13.00 each.. you should be able to work with any parts start to cross referrence that part number with whatever manufactor they carry.
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Old Oct 31, 2008 | 12:03 AM
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thanks for the help guys im gonna order it and see how it goes if i get the right one lol
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