AND this is what I might go with since its' CHEAPer... Just NOT molded though.

http://www.ebay.com/itm/True-Hard-Sound-Deadener-Replace-OEM-42-Sq-Ft-80-Mil-FREE-Shipping-/251357999372?pt=Motors_Car_Truck_Parts_Accessories&fits=Year%3A1964%7CMake%3AChevrolet&hash=item3a861ab10c&vxp=mtr

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