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HP/ Torque rating of stock alum drive shaft

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Old 01-13-2009, 04:47 PM
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HP/ Torque rating of stock alum drive shaft

Hi all. Does anyone know how much abuse a GM aluminum drive shaft can take? I'll have upwards of 380 HP or so this summer so I'm just wondering wheather I need to investigate purchasing a new drive shaft.
Thanks,
Jon

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Old 01-15-2009, 10:00 PM
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Re: HP/ Torque rating of stock alum drive shaft

I have a stock aluminum drive shaft.

See sig below
Old 01-15-2009, 10:02 PM
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Re: HP/ Torque rating of stock alum drive shaft

It'll take a lot more than 380 HP of abuse.
Old 01-15-2009, 10:12 PM
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Re: HP/ Torque rating of stock alum drive shaft

BTW, I am 377rwhp n/a.(about 485 crank hp)
I have put a 165hp shot of nitrous to it but the diff wouln't take it.
Old 01-16-2009, 10:03 AM
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Car: '83 Berlinetta
Engine: 383 CI
Transmission: T56
Axle/Gears: 3.73, Eibachs, Tokiko Illuminas,
Re: HP/ Torque rating of stock alum drive shaft

Thanks guys! Nice to know I don't have to spend money on this.
Jon
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