The new Honda CR-Z Mungen concept project has been underway for some time, getting prepped for its big reveal at the 2011 Goodwood Festival of Speed in July.

This supercharged version of CR-Z is a collaboration of Honda UK and in-house tuning shop Mugen Euro. The team combines a 1.5-liter i-VTEC engine with a supercharger and Honda's IMA system. Exact power output of the supercharged hybrid engine is still unknown, but rumors have…