ever heard of the Yenko Turbo Stinger Vega? It produced 155 bhp at 4800 rpm, way above the 90/110 bhp found in the standard Vega.

Of the 400 or so Vega Yenko Stinger packages sold, there doesn’t seem to be any record of how many got turbos installed.

only 11 are reputedly still around.

https://www.curbsideclassic.com/vintage-snapshots-and-photography/vintage-snapshot-and-rt-article-1971-chevrolet-vega-yenko-stinger-the-forgotten-yenko/