6. Porsche Designed a Liquid-Cooled V-4 Engine for Harley in the 70s
In the mid-1970s, Harley embarked on what would now be called a middleweight sport-touring bike. The Nova featured a compact liquid-cooled, 60-degree V-4 engine displacing 800cc, designed by Porsche and slated to eventually be built in sport, cruiser and racing configurations. H-D was then residing, uncomfortably, under the corporate umbrella of American Machine & Foundry (AMF), which was approaching the conclusion that it was time to cut its losses and find a buyer for Harley. Thus, after what was reported to have been a $9 million investment in the Nova project, it was shelved. Among the companies expressing interest in the H-D acquisition were Caterpillar, Bangor Punta and Fuqua Industries. Fuqua Harley?