Remember the Canadian Orenda OE600 liquid cooled 600-hp V-8 aero engine project based on a Chevrolet block? Too heavy and powerful for the TECNAM P2012 Traveller, even the 500-hp proposed naturally aspirated version.
https://en.wikipedia.org/wiki/Orenda_OE600
The project was picked up by TRACE Engines of Midland Texas.
TRACE Engines | World's Most Powerful Aviation V-8
There are a few YouTube videos on the TRACE Engines Beaver.