V6 (1994-2004) Mustangs Technical discussions on the 3.8L and 3.9L V6 torque monsters

Underdrive Pulleys

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Old Sep 6, 2008 | 04:00 PM
  #1  
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Fink
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Default Underdrive Pulleys

I am looking to get some Underdrive Pulleys for my V6. I've looked everywhere on the net and cant find any for my engine. I have found many for 4.6 and 5.0L's. Could someone tell me of a site that I could purchase them. Looking for 42%. Must be new, no used.
Old Sep 6, 2008 | 04:02 PM
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i don't know about %42 but AM has UDP's for sixers. i think they are a BBK brand
Old Sep 6, 2008 | 04:43 PM
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rpmoutlet.com has 42% udp but i would not buy anything from them. It took me 3 phone calls to get all the pieces for my headers from them.
Old Sep 6, 2008 | 05:41 PM
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get an asp from autobadges, the only one for 42% is RPM which you DONT want to buy from
Old Sep 6, 2008 | 05:57 PM
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The Yellow Pinto
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i wouldnt go with the 42%. i have heard many, many complaints about charging issues (dim headlights, battery drainage with stereo system combos, etc.). most people recommend the 25%. stangmods.com would be your first choice. i got the three piece kit from vmptuning.com, as it comes with an OVERDRIVE pulley for your alternator. voila, no more charging issues.
Old Sep 6, 2008 | 10:51 PM
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striker862002
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go to latemodelrestorations.com they have some under drive pulley kits for a 3.8
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