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Old 04-08-2013, 07:54 PM   #1
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Underdrive pulleys?

Does anyone have em? And I'm wondering if they're worth my money. They say it adds like 10 rwhp and 10 ft/lbs tq for $310.. Worth it?

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Old 04-08-2013, 08:21 PM   #2
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They usually cause alternator charging issues, they are more of a headache than they are worth.


Faster than a speeding...............
2001 Bullitt being prepped for track duty
Corners > Straight line

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Old 04-09-2013, 03:35 AM   #3
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I've got them for 169 and I fell a diffrence
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