Until the Mazdaspeed version of the MX-5 makes its debut, those of us looking for forced-induction power from Mazda's NC Miata must turn ... be releasing its bolt-on supercharger soon.

For the latter showcar, dubbed "Yusho," Mazda has turned to our friends at Flyin' Miata for a supercharger kit to boost the machine's grunt to around 241 horsepower. As you may recall, that's the ...