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Underdrive pulleys

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Old 06-22-2007, 01:47 AM
  #11  
slade12178
 
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Default RE: Underdrive pulleys

just get a gel or dry cell battery an put capacitors on yours amps and you'll never have any problems unless you get into competition level style.
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Old 06-22-2007, 09:19 PM
  #12  
TN2007GT
 
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Default RE: Underdrive pulleys

I just had them installed yesterday along with a list of other mods by Dynospeed in Memphis. 99 degrees, and no cooling
problems. Noticed no differance in the AC. they installed the Steeda pulleys.
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Old 06-23-2007, 04:03 AM
  #13  
PowerHitter
 
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Default RE: Underdrive pulleys

Had UDP's on since January, no problems to report with cooling of charging.
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Old 06-23-2007, 01:42 PM
  #14  
2007GT/CS
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Default RE: Underdrive pulleys

Is there any difference between the various UDP brands? Any you would *not* want to go with?
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Old 06-23-2007, 02:06 PM
  #15  
shooter23
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Default RE: Underdrive pulleys

I have the Roush and theyve been very good...

Roush, Steeda and FRPP are all the EXACT same..so just pick one of those four and your good to go!
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Old 06-24-2007, 01:19 PM
  #16  
rravolt
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Default RE: Underdrive pulleys

i have the granatelli ones on mine and ive had no problem with them i havent had a problem with ne of granatellis products so far except for their throttle bodies keep getting recalled and then stay in development for a year. also i noticed no difference in the time it took for the A/C to produce cold air and i had a dyno done after the mod and they added 13 hp
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Old 06-24-2007, 01:43 PM
  #17  
Humboldt Stang
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Default RE: Underdrive pulleys

ORIGINAL: shooter23

I have the Roush and theyve been very good...

Roush, Steeda and FRPP are all the EXACT same..so just pick one of those four and your good to go!
New math?
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Old 06-28-2007, 11:16 PM
  #18  
djmac95
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Default RE: Underdrive pulleys

I did hear that you can buy different UDP's that don't affect the alternator. Any truth to this and could someone point me in the right direction?
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Old 07-03-2007, 01:16 AM
  #19  
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Default RE: Underdrive pulleys

Anyone?
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