Akshully Jim, I'm pretty sure he meant the upper blower pulley on the S/C.
Which by itself has added gobs of power.

--
Jafo
'02 GT Black
Not eggzackly stock.

"Jim Warman" > wrote in message
news:KQZMd.239$gA4.229@edtnps89...
> Here we go again... Underdrive pulleys free up a very small amount of
> power... where they shine is in cars that are subject to continuous high
rpm
> operation. They can reduce the chance of winding separation in the
> altermator as well as reducing cavitation in the waterpump. For a daily
> driver subject to leng periods of normal to low rpm operation, you can
> expect poor charging system operation, possible overheating and even
reduced
> power steering assist at low speeds. Any serious horsepower gains will be
> more placebo effect than actual........ please don't trot out the dyno
tests
> that show a whopping 2 horsepower gain. In a street car this is pretty
much
> negligable, especially in light of the downsides.
>
> Ahhh, I can get a bigger alternator that will offset the reduced rpm.....
> and the bigger alternator will chew up the appropriate amount of
horsepower
> to maintain charging system efficiency..... can you say "Back to square
> one??"
>
> It's not difficult to apply logic to the "don't buy" side of the
> equation..... with you young'uns, the glitter of billet aluminum far
> outweighs any sensible decisions.
>
>
> > wrote in message
> oups.com...
> > I am trying to decide if I want to change the pulley on my 04 cobra. I
> > need to know if it's worth it: is there going to be belt slippage, how
> > long can I expect the charger to last due to increased demand on the
> > bearings due to the increased heat.
> >
> > If it is done, will there be any other mods that needs to be done.
> >
>
>