Can 8 1/4" rearends be made into street performance pieces?

Can 8 1/4" rearends be made into street performance pieces?

After surveying the prices of a 8 3/4" with the proper 4 1/2" BC. I have concluded it may be cheaper and still get the job done with an 8 1/4". I am building my 360 Street Duster and want to know if a 8 1/4" is adequate.

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