OutdoorKing Repair Forum Forums Finding and Swapping For Sale 1970s Impala Hi-Arch: Most Unusual Model on Ebay.

Interesting all the small differences in the plastic fuel taps,they all look black when covered in grime.

Not sure if Jack has the patent for the plastic tap,the inventor is George from Noble Park Victoria.

Assignee, Illinois Tool Works Inc. https://en.wikipedia.org/wiki/Illinois_Tool_Works

The Patent is in Australia and America.