On Dec 21, 6:56?pm, Brent <tetraethylleadREMOVET..._at_yahoo.com> wrote:

> On 2011-12-21, biofilm <inva..._at_invalid.com> wrote:

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> > "John S." <fishin..._at_netscape.net> wrote in message

> >news:b7061b95-1f27-4746-9b70-ca66c200ee43_at_o9g2000yqa.googlegroups.com...

> > On Dec 20, 9:55 pm, Brent <tetraethylleadREMOVET..._at_yahoo.com> wrote:

> >> On 2011-12-20, NoOptio..._at_aol.com <patrick.mckenzi..._at_gmail.com> wrote:

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> >> > It'll run 135+ mph if ungoverned, it's just that the drive shaft won't

> >> > stay along for the ride.

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> >>> >http://www.motorauthority.com/news/1070825_so-thats-why-the-mustang-v...

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> >>> I didn't look at that link but I assume it's another rehash of the

> >>> youtube of the guy who removed the limiter and found the critical speed

> >>> of the driveshaft inbetween the top limited speed of the V6 and GT,

> >>> right where one should suspect it might be given that they have

> >>> different drive shafts.

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> >>Thing is the driveshafts in the V6 Mustangs have been crap for years,

> >>so this should not come as a surprise to anyone... But 135 MPH is an

> >>improvement... they used to come apart at about 120 MPH! LOL

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> > I heard the 5.0 driveshaft has about 25 pound "balancer", and some race

> > shops remove it to save weight ?

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> > Anybody know about this?

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> It's a two piece drive shaft, the mod of choice seems to be to go to a

> one piece light weight drive shaft.

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> A drive shaft is not the place to be cheap and start hacking. Spend the

> money and buy a well made lighter one or don't touch it.

Yea, no kidding.  Concur on that!  At high rpms, or over 112 mph, is

NOT the time to find out if a modified driveshaft is going to stay

together.