Wait, two Mazda sports cars!? The two will be different, with different powertrains, but the same enthusiastic spirit—and we can't wait.

Join me in my latest adventure as I attempt once more to fire up the innovative rotary valve engine! If you're just tuning in, catch up with my previous efforts at this link: <a href=" Your amazing ...

1 - Alapati SB, Brantley WA, Svec TA, Powers JM, Nusstein JM, Daehn GS. SEM observations of nickel-titanium rotary endodontic instruments that fractured during clinical Use. J Endod. 2005;31:40-3. 2 - ...