This Australian Street Car Is Packing A 727-Inch Sonny’s Hemi Motor

This Australian Street Car Is Packing A 727-Inch Sonny's Hemi Motor

Australian Michael “Gup” Gilbert took a 727 cubic inch Sonny Leonard Hemi engine, stuffed it into his Holden street car, and has proceeded to rip off 9-second runs at over 130 MPH.

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