Flat Out in a 603-hp, Corvette V-8-powered Porsche 911


The first thing you notice about Bob Radke’s canary yellow 1975 Porsche 911 is that it doesn’t sound like a Porsche. Too much boom-boom out of the twin exhaust, and where’s that trademark whizz of the cooling fan? Open the hatch and you’ll see why: instead of a flat-six from Zuffenhausen, there’s an American lump in cast-aluminum with eight plug wires and injectors all under a big cheesecake air cleaner.

This is a companion discussion topic for the original entry at https://www.hagerty.com/articles-videos/articles/2018/06/22/flat-out-corvette-v-8-powered-porsche-911